Product Guides Welding Equipment

46 Best brazing flux in 2023: According to Experts.

Written by Jeff Lampkin

You could get any random brazing flux, but if you’re looking for expert advice on choosing the best one for your needs then you’ve arrived at the right place.

It doesn’t matter what your brazing flux needs are or what your budget is, because I’ve done an in-depth analysis to include the best-rated options suitable for diversified usage needs and different budget ranges.

To make this list, I’ve spent 26 hours researching brazing flux from the best brands such as: HARRIS, Hobart, Forney.

Note: Make sure that option you’re choosing has all the features you need. Afterall, is there any point in purchasing something that’s not usable?

46 Best brazing flux in 2023: After 26 Hours of Research

To make this list an unbiased resource for choosing the best brazing flux, I contacted 12 experts and discussed various aspects to consider. After a huge discussion, I went across customer reviews, researched the reputed brands, and a lot of other things. Because my aim is to recommend products that are highly value for your money.

1. Harris SSWF1 Stay Silv Brazing Flux, 1 lb. Jar, White -Welding Equipment & Accessories

By HARRIS

Harris SSWF1 Stay Silv Brazing Flux, 1 lb. Jar, White
  • Item Package Dimension: 4.75″ L x 4.75″ W x 3.38″ H
  • Model Number: SSWF1
  • Active range 1050°F – 1600°F
  • Item Package Weight: 1.08 lb

2. Hobart 770119 Welding Flux Brazing 1/2 Lb Can -Tools & Home Improvement

By Hobart

Hobart 770119 Welding Flux Brazing 1 2 Lb Can
  • Model Number: 770119
  • Country Of Origin: United States
  • Item Package Dimension: 3.6″ L x 3.5″ W x 2.7″ H
  • Item Package Weight: 0.7 lb

3. Forney 37250 Brazing Flux, 8-Ounce Tub -Tools & Home Improvement

By Forney

Forney 37250 Brazing Flux, 8-Ounce Tub
  • This is manufactured in United States
  • This are easy to use
  • This are highly durable
  • Click on the (BY FORNEY) name above in blue under the title to view our full catalog of Welders, Abrasives, Chain/Wire Rope, Tools and more!

4. Hot Max 24000 Brazing Flux Powder, 8-Ounce -Tools & Home Improvement

By Hot Max

Hot Max 24000 Brazing Flux Powder, 8-Ounce
  • Meets AWS A5.31-91 Type FB3J Standards as well as MIL-F-16136B, Types A and B Standards
  • This flux is used for flame brazing with either an oxy-acetylene or electric carbon arc torch
  • For all types of steel, malleable and cast iron, galvanized metals, brass, and bronze
  • Active Temperature Range: 1400 to 2200 F (760 to 1205 C)
  • Brazing Flux Powder comes in 8-Ounce container, Made in the USA

5. Harris SSWF1/4 Stay Silv Brazing Flux, 1/4 lb. Jar, White -Welding Equipment & Accessories

By HARRIS

Harris SSWF1 4 Stay Silv Brazing Flux, 1 4 lb. Jar, White
  • Item Package Dimension: 2.38″ L x 2.38″ W x 2.25″ H
  • Active range 1050°F – 1600°F
  • Model Number: SSWF1/4
  • Item Package Weight: 0.27 lb

6. Harris SSBF1 Stay Silv Brazing Flux, 1 lb. Jar, Black -Welding Equipment & Accessories

By HARRIS

Harris SSBF1 Stay Silv Brazing Flux, 1 lb. Jar, Black
  • material type: Zinc Chloride/Ethylene Glycol/Ammonium Chloride
  • Active range 1050°F – 1800°F
  • Made in USA
  • 1lb Jar

7. 48Rods Aluminum Welding Rods,750℉ Solution Welding Flux-Cored Rodst(1/13”x10”),Suitable for Repairing Aluminum Water Tanks, Transformers, Condensers with Thickness of 1/8 INCH or Less -Tools & Home Improvement

By Affiction

48Rods Aluminum Welding Rods,750℉ Solution Welding Flux-Cored Rodst(1 13  x10  ),Suitable for Repairing Aluminum Water Tanks, Transformers, Condensers with Thickness of 1 8 INCH or Less
  • Tensile Strength ( RM): 130N/mm²
  • The aluminum soldering rods has good fluidity during welding, strong caulking, and can flow into small spaces.
  • MATERIAL 48 Rods 1/13”x10” aluminum brazing rods are included in the package
  • Solidus: 716°F, Liquidus: 750°F
  • NO SOLDER POWDER NEEDED: This welding rods does not require any solder powder, which makes it a convenient and easy-to-use option
  • Only for Welding Aluminum- TUAGUI 48 Rods 1/13”x10” aluminum Flux Core Welding rods are Suitable for Welding or Surfacing Welding Aluminum, Aluminum Alloy, Aluminum-Magnesium Alloy and Other White Metals
  • APPLICATIONAluminum welding rods for propane torch is suitable for leak welding of aluminum ship bottom, fuel tank, condenser; crack repair of aluminum alloy engine block, base, gearbox, aluminum parts.
  • The chemical composition of the brazing rods: Si 11.66%, Fel:0.241%, Cu:0.045%,Mn:0.02%,Mg:0.002%, Zn:0.023%, AL :REM
  • Welding flux core 19%.
  • ADVANTAGESBrazing temperature range: 716-750°F

8. Peterson #1 Blue Flux, Coarse Powder, 1 lb Can -Welding Equipment & Accessories

By Peterson Fluxes

Peterson #1 Blue Flux, Coarse Powder, 1 lb Can
  • Working temperature 1200-1600F/650-870C
  • Coarser texture than Peterson #1 Fine
  • AWS Brazing Classification FB3-F
  • For torch welding brass, bronze and copper
  • For brazing and welding cast and malleable iron and steel

9. Bernzomatic NS3 Nickel-Silver Flux Coated Brazing/Welding Rods, 2-Piece , Blue -Tools & Home Improvement

By Bernzomatic

Bernzomatic NS3 Nickel-Silver Flux Coated Brazing Welding Rods, 2-Piece , Blue
  • 2 pack, nickel silver brazing rod, 85,000 psi tensile strength, 1680 degree to 1750 degree working temperature
  • Used in joining carbon and alloy steels as well as non-ferrous materials
  • Tensile strength: 85,000 psi
  • Adds Extra shine to your product
  • Manufactured in United States
  • Contains 12-Inch rods
  • Nickel-silver flux coated brazing/welding rods perfect for repairing bicycles, metal furniture, railings, and radiators
  • Working temp: 1,680 degrees farenheit

10. Harris Solder Kit 5631 & SSWF7 – Safety-Silv 56% 1/16 Solder 1 Ounce w/Flux -Tools & Home Improvement

By HARRIS

Harris Solder Kit 5631 & SSWF7 - Safety-Silv 56% 1 16 Solder 1 Ounce w Flux
  • Cadmium free
  • 6.5 oz Flux
  • 1 Troy Once (31 g) Solder
  • 56% Silver
  • 20% Copper, 17% Zinc, 5% Tin

11. 25 Rods Brazing Rods, Brass Solder, Brass Welding Rod for Oxyacetylene Gas Welding Brazing Copper Copper Alloy and Steel, Brass Rods for Crafts DIY 1/16″ X 9.84″ -Tools & Home Improvement

By CADHENA

25 Rods Brazing Rods, Brass Solder, Brass Welding Rod for Oxyacetylene Gas Welding Brazing Copper Copper Alloy and Steel, Brass Rods for Crafts DIY 1 16  X 9.84
  • It can also be used as an inlaid carbide tool or DIY decorate
  • Easy to use and perfect for both beginners and professionals
  • MATERIAL 25 Rods 1/16″ X 9.84″ brass brazing wire are included in the package
  • Note: Welding needs to be done in an open place or outdoors
  • Solidus: 1634°F, Liquidus: 1661°F
  • Brass brazing rods is used for welding copper alloy, carbon steel and alloy steel
  • HB: 100 N/mm2
  • Please wear a protective mask to avoid damage from zinc gas.
  • Note: Copper-zinc alloys are not suitable for argon arc welding.
  • SERVICEThese rods are made from the finest materials and are designed to provide you with the best possible results
  • When you have a problem in the process of using the welding rod, please do not hesitate to contact us immediately, we will solve all problems for you.
  • Tensile Strength: 130N/mm²
  • APPLICATION Versatile and can be used for a variety of welding applications as well as DIY projects such as making whirligigs
  • The chemical composition of the brazing rods: Cu 59%~61%, Si 0.15%~0.35%, Sn 0.8%-1.2%, Pb 105mg/kg, Zn balance
  • PACKAGINGCadhena brass welding rod is packaged in a PVC tube
  • Brass rods contain a small amount of tin and silicon, tin can improve the fluidity of the welding wire, silicon can effectively control the evaporation of zinc, eliminate pores, and get a good weld.
  • Compared with other packages, it can effectively reduce the occurrence of moisture and other incidents and is more convenient to take out and use
  • Elongation%: 25%
  • It will help you get the job done right.
  • ADVANTAGESBrazing temperature range: 1634-1661°F

12. Forney 37025 Aluminum Welding Flux, 4-Ounce -Tools & Home Improvement

By Forney

Forney 37025 Aluminum Welding Flux, 4-Ounce
  • Excellent quality
  • For use with bare aluminum rod
  • Helps prevent collapses
  • Great cleaning agent for the molten rod
  • Helps keep oxides from forming during welding

13. Peterson Fluxes #1 Fine Flux, Fine Powder, 1 lb Can, Blue -Tools & Home Improvement

By Peterson Fluxes

Peterson Fluxes #1 Fine Flux, Fine Powder, 1 lb Can, Blue
  • Working temperature 1200-1600F/650-870C
  • AWS Brazing Classification FB3-F
  • For torch welding brass, bronze and copper
  • Finer particle size than Peterson #1 Blue
  • For brazing and welding cast and malleable iron and steel

14. Hot Max 24184 Aluminum Brazing Flux for Welding -Tools & Home Improvement

By Hot Max

Hot Max 24184 Aluminum Brazing Flux for Welding
  • Contains zinc chloride
  • Normally used with 4047, 4043, or 1100 brazing filler alloy
  • Can also be used for furnace and automatic flame brazing operations
  • Made in USA
  • Formulated specifically for torch brazing aluminum

15. K-T Industries 2-2750 Brazing Flux, 0.5 lb -Tools & Home Improvement

By K-T Industries

K-T Industries 2-2750 Brazing Flux, 0.5 lb
  • Can doesn’t melt
  • Used on bronze, steel, brass, and malleable iron
  • 0.5 pound can

16. Bernzomatic WB5 Bronze Flux Coated Brazing/Welding Rod, 4Piece -Tools & Home Improvement

By Bernzomatic

Bernzomatic WB5 Bronze Flux Coated Brazing Welding Rod, 4Piece
  • Tensile strength: 60, 000 PSI
  • Bronze flux coated brazing/welding rods ideal for everyday repairing of steels, cast iron
  • Contains 12-inch rods
  • Working temp: 1, 620-degree Fahrenheit

17. Harris Stay-Silv White Brazing Flux Brush Cap Bottle (6.5 oz) -Tools & Home Improvement

By Generic

Harris Stay-Silv White Brazing Flux Brush Cap Bottle (6.5 oz)
  • Volume: 6.5 oz.
  • Product Type: Standard Flux

18. Lucas-Milhaupt 75014 Ultra Flux -Tools & Home Improvement

By Lucas Milhaupt

Lucas-Milhaupt 75014 Ultra Flux
  • 7 oz
  • Bottle
  • Brush Cap
  • Molten at 1100° F and effective to 1600° F

19. BLUEFIRE J9802B 1/4lb Flux Cored Low Temperature Aluminium Brazing Coil All Purpose Welding Coil for Almost All Metals Soldering Propane Torch Universal Welding Rods flux Free -Tools & Home Improvement

By BlueFire

BLUEFIRE J9802B 1 4lb Flux Cored Low Temperature Aluminium Brazing Coil All Purpose Welding Coil for Almost All Metals Soldering Propane Torch Universal Welding Rods flux Free
  • A great and thoughtful design!
  • It complies with EU RoHS green standard.If you encounter any problems during use, please feel free to contact us.
  • Even if you can’t use it up in a short time, you don’t have to worry that it will affect the use effect due to moisture.
  • No Flux NeededNo additional flux is needed
  • BLUEFIRE brazing coil can be used directly with propane torch, which will save you a lot of money on extra flux.In addition, the coil design of brazing rods is more convenient to carry than the rod design, you can use the brazing rods coil in your pocket for repair work anywhere and whenever it’s needed
  • The special moisture-proof process extends its service life
  • MoistureproofBLUEFIRE flux cored welding wire won’t absorb water, so it can be stored in various environments for a long time
  • Quality AssuranceAll BLUEFURE brazing rods are manufactured under highest quality control
  • Easy to Melt and FlowBLUEFIRE flux cored brazing rods coil can melt at 752°F and have very good fluidity with good capillary attraction.In addition, BLUEFIRE flux cored welding wire is not only corrosion-resistant, but also is post-braze cleaning unnecessary
  • Universal Magic AlloyBLUEFIRE flux cored welding coil is mainly made of zinc aluminum alloy,which can be used for brazing copper and aluminum, aluminum and aluminum, aluminum and stainless steel, aluminum and steel, etc.More specificly,BLUEFIRE flux cored welding coil can be used for brazing transformer,reactor,condenser, evaporator, radiator,motor, battery or other household appliances.You can use it to complete most of the brazing work in life.
  • It’s characteristics of high thermal conductivity and high conductivity make the welding effect full and smooth.It fits both professionals and amateurs.

20. Forney 48490 Flux Coated Bronze Brazing Rod, 3/32-Inch-by-18-Inch, 10-Rods -Tools & Home Improvement

By Forney

Forney 48490 Flux Coated Bronze Brazing Rod, 3 32-Inch-by-18-Inch, 10-Rods
  • Fluxed low fuming bronze brazing rod is a high quality, low fuming bronze brazing rod with flux
  • Easy to use
  • Smooth flowing
  • The product is 3/32 18″brz Brazil rod
  • Excellent for most brazing uses
  • The product is manufactured in China
  • Formulated for high tensile strength and ductility
  • Flux coated for best cleaning action
  • Fluxed low fuming bronze brazing rod is a high quality, low fuming bronze brazing rod with flux
  • Formulated for high tensile strength and ductility

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21. HARRIS SCPF4 Stay Clean Paste Soldering Flux, 4 oz. Jar -Brazing Rods

By HARRIS

HARRIS SCPF4 Stay Clean Paste Soldering Flux, 4 oz. Jar
  • Paste Flux
  • Flux
  • 4oz Bottle
  • 4 oz

22. BlueFire Aluminum Silicon Brazing Flux Powder 1/2 LB for 4047 Aluminum Based Welding Alloy Rods Brazinging Wire Coil Great Fluidity Lower Temperature Easy Simple Soldering -Tools & Home Improvement

By BlueFire

BlueFire Aluminum Silicon Brazing Flux Powder 1 2 LB for 4047 Aluminum Based Welding Alloy Rods Brazinging Wire Coil Great Fluidity Lower Temperature Easy Simple Soldering
  • Specially formulated Aluminum Flux Powder used with ER4047 and ER4043 brazing alloys
  • Makes Welding Easy-Reduces the surface tension of the material to be brazed, expands aluminum brazing rods brazing area, and makes welding easier.
  • Professional engineers and customer supports team is 7/24 standing by for answering any technical and other problems from our valued customers.
  • Activation range 842-1148℉.
  • Enhanced Performance-Increase the welding performance for the aluminum brazing rods, enhance the fluidability and wetability of the brazing fluid.
  • Strong Activity – Removal of oxides on the surface of base material and aluminum brazing rods, removal of oil from the surface of base material.
  • 100% customer satisfaction is our first priority

23. 16″Copper Brazing Rods,10 Sticks Low Temperature Copper Rod ,Phosphor Copper Solder Self Fluxing Welding Brazing Rods Sticks for Copper Hvac Refrigerator,Oven,Copper Pipes -Tools & Home Improvement

By GEOYLE

16 Copper Brazing Rods,10 Sticks Low Temperature Copper Rod ,Phosphor Copper Solder Self Fluxing Welding Brazing Rods Sticks for Copper Hvac Refrigerator,Oven,Copper Pipes
  • Flux must be added when copper and iron pipes are welded.
  • Solidus: 1310°F, Liquidus: 1490°F
  • can long-term storage,The rubber caps do not come off easily prevent sprinkle down ​of phosphor bronze welding rods.
  • Looking forward to your suggestions for welding rods, we will continue to improve our products and serve you better.
  • Service: When you have a problem during the use of the electrode, please contact us immediately, we have professional welding engineers to solve the problem for you
  • Application Widely:The Copper welding rods is used for brazing of copper & copper alloy in motors, air-conditioners, meters, and refrigeration industry.Also can braze some pipes,wire or the small copper braze job and the art project .
  • The PhosCopper brazing rods has good fluidity during welding, strong caulking, and can flow into small spaces.Phosphor Copper brazing rods have a lower melting point than other brazing rods.
  • Good Liquidity: Welding rod Low metling point 640-770℃
  • Packaging: GEOYLE welding rod packaging is packaged in a sealed tube, come in a fairly standard housing, with the rubber caps on the ends
  • Quality Material: The package includes 10 PCS 16”length flat copper brazing rods,BCuP-2 Phosphor Copper welding rod composition : Phosphor (P): 7%, Copper (Cu): the remainder .No flux required for soldering copper pipes
  • Tensile Strength ( RM): 838 MPa

24. Hobart 770512 Flux Coated Bronze Gas Welding Rods, 3/32-by-18-Inch -Tools & Home Improvement

By Hobart

Hobart 770512 Flux Coated Bronze Gas Welding Rods, 3 32-by-18-Inch
  • Package Dimensions :49.784 cm L X2.794 cm W X2.794 cm H
  • Country Of Origin :China
  • Package Weight :0.689991lbs
  • Product Type :Tools

25. 50 Pieces Flux Core Aluminum Rods Low Temperature Easy Melt Aluminum Welding Rods Welding Sticks -Tools & Home Improvement

By AZB

50 Pieces Flux Core Aluminum Rods Low Temperature Easy Melt Aluminum Welding Rods Welding Sticks
  • AFTER-SALES SERVICE: For any reason, if you are not satisfied with your purchase, contact us directly and we will solve it for you immediately.
  • NO SOLDER POWDER NEEDED: These aluminum rods are flux cored welding rods, no need solder powder, no other materials are required, and it is easy to use.
  • WIDELY USE: The easy melt aluminum welding sticks are suitable for welding or surfacing welding aluminum, aluminum alloy, aluminum-magnesium alloy and other white metals.
  • HIGH QUALITY MATERIAL: The low temperature aluminum brazing rods with flux are made of aluminum material, nontoxic, odorless and durable material.
  • PERFECT WELDING EFFECT: These aluminum welding rods has great welding effect, with low melting point, great weldability and corrosion resistance, high thermal conductivity, high electric conductivity.

26. Uniweld UAB Aluma-Braze, All In-One Flux Cored Aluminum Brazing Alloy -Tools & Home Improvement

By Uniweld

Uniweld UAB Aluma-Braze, All In-One Flux Cored Aluminum Brazing Alloy
  • Cadmium free zinc-aluminum brazing filler metal.
  • Low temperature self-fluxing alloy ideal for brazing aluminum to aluminum or aluminum to copper.
  • Applications include HVAC and Refrigeration repairs, patching holes in aluminum coils and brazing a copper to aluminum transition fitting.
  • All-in-one Flux Cored Aluminum Brazing Alloy

27. J W Harris Co, Inc SSWF7 Harris Stay Silv Brazing Flux 6.5oz -Brazing Rods

By J W Harris Co, Inc

J W Harris Co, Inc SSWF7 Harris Stay Silv Brazing Flux 6.5oz
  • Bottle
  • Is battery required: false
  • 6.5oz
  • Made in USA
  • Active range 1050°F – 1600°F

28. 100Pcs Flux Core Welding Wire Aluminum Welding Rods 550℃/1022℉ Aluminum Brazing Rods Solution Welding Flux-Cored Rods for Samll Projects (1/16”x13”) -Tools & Home Improvement

By guangfan

100Pcs Flux Core Welding Wire Aluminum Welding Rods 550℃ 1022℉ Aluminum Brazing Rods Solution Welding Flux-Cored Rods for Samll Projects (1 16  x13  )
  • If you have any problems with it or questions, please contact us and we will respond in time
  • ONLY FOR WELDING ALUMINUM – The Aluminum welding flux-cored rods are suitable for welding or surfacing welding aluminum, aluminum alloy, aluminum-magnesium alloy and other white metals with high strength, good forgeability & good corrosion resistance.
  • Your satisfaction is our first priority.
  • APPLICATION – The flux core welding rods are used for welding and filling material for pure aluminum small projects, connection with aluminum bus and guide rod of electrolytic aluminum plant and electric power, chemistry and so on
  • We’re standing by to assist you all the time
  • HIGH QUALITY MATERIAL – The low temperature aluminum welding rods are made of premium nontoxic, odorless and durable aluminum.
  • The melting piont of solution welding flux-cored rods is 550℃(1022℉) .
  • NO SOLDER POWDER NEEDED – The aluminum brazing rods don’t need to use other flux powder while repairing aluminum.
  • WARRANTY — guangfan provide this product have 3-month warranty

29. 21 Sticks BLUEFIRE BCuP-2 Half 1/2 lb Self Fluxing Phosphor Copper Brazing Alloy Welding Rods No Need for Flux 0.050″ x 1/8″ x 14″ Industry Professional Grade Propane Gas Soldering Torch Supply -Tools & Home Improvement

By BlueFire

21 Sticks BLUEFIRE BCuP-2 Half 1 2 lb Self Fluxing Phosphor Copper Brazing Alloy Welding Rods No Need for Flux 0.050  x 1 8  x 14  Industry Professional Grade Propane Gas Soldering Torch Supply
  • JCuPB brazing rods contain lesser phosphors, resulting a much better plastic performances and a little higher melting points.
  • Recommended joint clearance: 0.002″/0.007″, Fluid Rating: 5
  • Ideal for gas welding, MIG and TIG welding, contact welding, HF brazing and some furnace welding
  • High Quality: All Bluefire brazing alloys are manufactured under highest quality control
  • Contents: Phosphor (P): 6.6-7.4%; Copper (Cu): Rest
  • Self Fluxing: USA USA AWS A58 Class: BCuP-2 brazing alloys rods
  • Perfect for brazing Copper to Copper, or Brass and Bronze joints in A/C, freezer, evaporator, heat exchange, water heater and etc
  • Valued Pack: Each tube contains 21 sticks of 14″ long brazing rods, total 0.5 (1/2) pound in weight
  • GREAT SAVING!
  • Versatile: A popular and economic solution for HVAC, Plumbing and Mechanical repairing
  • Cannot be used to weld iron or steel parts.
  • Equivalent to HARRIS 0 PN0620FMPOP brazing rods, with more affordable price!
  • It is self fluxing and do not need any brazing flux when soldering copper to copper or copper to brass joints, while for brazing brass to brass parts, Bluefire JFB-102 brazing flux is recommended for best results.
  • Best Performances: Solidus Temperature: 1310°F / 710°C, Liquidus Temperature: 1508°F / 820°C
  • This brazing alloy is close to eutectic crystal composition

30. YEZHET No Clean Soldering Flux Paste(25g), Pushing-Type Design Solder Flux For Tin soldering Brazing, For IC/SMT/BGA/Handwork/Phone/Home Appliance Repairing, 20cc/Bottle -Tools & Home Improvement

By YEZHET

YEZHET No Clean Soldering Flux Paste(25g), Pushing-Type Design Solder Flux For Tin soldering Brazing, For IC SMT BGA Handwork Phone Home Appliance Repairing, 20cc Bottle
  • Lead-Free, Halogen Free, Non-Corrosive
  • High Purity And Activity Rosin
  • For Soldering IC, SMD, SMT, BGA, Handwork, Phone, Home Appliance Repairing, Removal SMD
  • Product Advantages: Pushing-Type Design Smoother Flowing No Wasting During Welding
  • Good Flow Ability

31. 750℉ Low Temperature Aluminum Brazing Rods(1/13”x10”x48Rods) Aluminum Welding Rods,Suitable for Repairing Aluminum Water Tanks, Transformers, Condensers with Thickness of 1/8 INCH or Less -Tools & Home Improvement

By Affiction

750℉ Low Temperature Aluminum Brazing Rods(1 13  x10  x48Rods) Aluminum Welding Rods,Suitable for Repairing Aluminum Water Tanks, Transformers, Condensers with Thickness of 1 8 INCH or Less
  • Tensile Strength ( RM): 130N/mm²
  • Welding flux core 19%.
  • ADVANTAGESBrazing temperature range: 716-750°F
  • The chemical composition of the brazing rods: Si 11.66%, Fel:0.241%, Cu:0.045%,Mn:0.02%,Mg:0.002%, Zn:0.023%, AL :REM
  • MATERIAL 48 Rods 1/13”x10” aluminum brazing rods are included in the package
  • APPLICATIONAluminum welding rods for propane torch is suitable for leak welding of aluminum ship bottom, fuel tank, condenser; crack repair of aluminum alloy engine block, base, gearbox, aluminum parts.
  • NO SOLDER POWDER NEEDED: This welding rods does not require any solder powder, which makes it a convenient and easy-to-use option
  • Only for Welding Aluminum- TUAGUI 48 Rods 1/13”x10” aluminum Flux Core Welding rods are Suitable for Welding or Surfacing Welding Aluminum, Aluminum Alloy, Aluminum-Magnesium Alloy and Other White Metals
  • The aluminum soldering rods has good fluidity during welding, strong caulking, and can flow into small spaces.
  • Solidus: 716°F, Liquidus: 750°F

32. Aufhauser SilverAlloy 45% Ag BAg-5 18″ Flux Coated Silver Solder Brazing Rods 3 Sticks -Tools & Home Improvement

By Aufhauser

Aufhauser SilverAlloy 45% Ag BAg-5 18  Flux Coated Silver Solder Brazing Rods 3 Sticks
  • Made in USA
  • Meets AWS A5.8 BAg-5, QQ-B-654A BAg-5.
  • For joining and repairing of Copper, Brass, Steel, Stainless Steel and Cast Iron.
  • 1/16″ Core (3 Sticks)
  • DFARS Compliant.
  • Fluxed coated Cadmium-free 45% Silver brazing rods
  • For general purpose brazing of ferrous and non-ferrous alloys excluding aluminum.

33. HARRIS SSWF5 Stay Silv Brazing Flux, 5 lb. Jar, White -Brazing Rods

By HARRIS

HARRIS SSWF5 Stay Silv Brazing Flux, 5 lb. Jar, White
  • Country of Origin : Mexico
  • Unit count: 1.0
  • Package Dimensions: 17.272 H x 12.192 L x 12.192 W (centimetres)
  • Package Weight: 2.336 kilograms

34. BLUEFIRE 40 pcs 1/2 lb Bare Brass Brazing Rods Easy Flow Solid Round Sticks Diameter 1/16” x Length 14” Copper Zinc Tin Silicon Alloy Simple DIY Soldering for Aluminum & Zinc based Metals Gas Welding -Tools & Home Improvement

By BlueFire

BLUEFIRE 40 pcs 1 2 lb Bare Brass Brazing Rods Easy Flow Solid Round Sticks Diameter 1 16” x Length 14” Copper Zinc Tin Silicon Alloy Simple DIY Soldering for Aluminum & Zinc based Metals Gas Welding
  • Value Pack Each tube contains 40 pcs of bare solid brass brazing alloy rods, each rod is 1/16″ in diameter and 14″ in length
  • Better with Flux Bluefire JFB-102 or JFB-102S brazing flux is recommended when braze non-brass metal parts
  • Perfect working for MAPP, MAP, propane and oxygen acetylene gas welding equipments
  • Perfect for Gas and TIG Welding Melting point is between 1634°F~1661°F (890℃~905℃)
  • Total 1/2 lb or half pound valued pack
  • Check our store for the recommended flux.
  • Easy Flow Brazing Alloy Optimized formula of 59-61% Copper, 0.8-1.2% Sn Tin, 0.15-0.35% Silicon, Rest for Zinc
  • This brass alloy is suitable to braze brass, bronze, low carbon steel, cast iron, nickel alloys and hard alloys parts, High Joint Tensile Strength up to 37700 PSI;
  • All-Purpose Filler MetalGreat for repairs on irrigation pipes, carburetor bowls, aluminum boats, camper covers, lawn mower housings and casings
  • A “must have” filler metal for every machine shops and DIYers;
  • Recommended to best use under temperature 1724°F
  • Easy flow brazing rod makes it simple to braze aluminum and zinc based metals with an oxygen acetylene or propane gas welding torch set up;
  • Great saving!
  • The high quality flux will increase the brazing fluid’s flowablity and improve the welding joint mechanics and strength

35. 100-Pack Aluminum Welding Rods, Flux Core Welding Wire Solution Welding 1022℉ Low Temperature Aluminum Brazing Rods,No Flux Required, 1/16″ x 10in -Tools & Home Improvement

By Fitepro

100-Pack Aluminum Welding Rods, Flux Core Welding Wire Solution Welding 1022℉ Low Temperature Aluminum Brazing Rods,No Flux Required, 1 16  x 10in
  • Each piece is 10in(25cm) in length and 1/16in(2mm) in diameter.
  • PERFECT WELDING EFFECT – These aluminum welding rods has great welding effect with low melting point, great weldability and corrosion resistance, primed for your success.
  • NO SOLDER POWDER NEEDED – These aluminum rods are flux cored welding rods that do not require solder powder,convenient and easy to weld.
  • GUARANTEE CUSTOMER SERVICE – If you have any quality issues with your welding rod, please feel free to contact custosolution welding flux-cored rods soldering wire is a high-quality special electrode mainly used for welding/brazing aluminum and aluminum alloys,fix it sticks
  • GET VALUE FOR YOUR MONEY – You’ll get 100 pieces of solution welding flux-cored rods for big savings without sacrificing quality
  • ONLY FOR WELDING ALUMINUM – The aluminum brazing rods flux-cored rods are suitable for welding or surfacing welding aluminum, aluminum alloy, aluminum-magnesium alloy and other white metals.

36. SÜA – RBCuZn-C – Low-Fuming Bronze Brazing Rod – Flux Coated – 18″ x 1/16″ – (1/2 Lb – 24 Rods) -Tools & Home Improvement

By SÜA WELDING TECHNOLOGIES

SÜA - RBCuZn-C - Low-Fuming Bronze Brazing Rod - Flux Coated - 18  x 1 16  - (1 2 Lb - 24 Rods)
  • Please check Picture #2 for an approximate quantity of rods per pound***
  • Precise balance of copper and zinc along with alloying elements of tin, iron, manganese and silicon produces weld deposits that can be easily machined but work harden once put into service; high silicon level promotes low fuming
  • These SÜA rods have the alloy and rod diameter printed on the coat for easier identification.
  • Rod Length: 18″ for easier maneuverability while welding since flux coated rods cannot be bend
  • A “must have” filler metal for every machine shop, LFBF is excellent for building up wearing surfaces or large areas where successive layers must be added; galvanized parts can be brazed without damaging the zinc coating
  • Mechanical and physical characteristics include ductility, machineability, high strength, free flowing with good tinning action and a low melting point (1630°F)
  • Available in different sizes: 1/16″, 3/32″and 1/8″
  • Available in different package weights: 1/2 Lb, 1 Lb, 2 Lb and 5 Lb – Choose rod diameter and package quantity from the menu.
  • LFBF (Fluxcoated low fuming bronze) is a general purpose oxyacetylene/brazing rod used for joining various ferrous and non-ferrous metals such as carbon steel, copper alloys, cast iron, malleable iron, stainless steel and some nickel alloys
  • ***READ THIS: Main image is for reference only

37. Hot Max 22070 1/8-Inch by 18-Inch Flux Coated Brazing Rod -Tools & Home Improvement

By Hot Max

Hot Max 22070 1 8-Inch by 18-Inch Flux Coated Brazing Rod
  • Diameter: 1/8-Inch
  • Weight: 6 Pack
  • Max RPM: 25,000
  • Excellent quality, easy flowing, low fuming brazing rod for nearly all your brazing needs
  • 65,000 PSI tensile strength Melting Point: 1,600-Degree F (871-Degree C)

38. 20PCS Metal Universal Welding Wire 1.6mm, 20 inSolution Welding Flux-Cored Rods, Low Temperature Easy Welding Rods for Metal Welding No Need Solder Powder(20 welding wires) -Tools & Home Improvement

By FUUZIO

20PCS Metal Universal Welding Wire 1.6mm, 20 inSolution Welding Flux-Cored Rods, Low Temperature Easy Welding Rods for Metal Welding No Need Solder Powder(20 welding wires)
  • low temperature aluminum, universal low temperature welding cored wire multipurpose metal.
  • Suitable For Welding A Variety Of MaterialsLow temperature aluminum wire can weld almost all white metals, including aluminum, aluminum alloys, cast aluminum, aluminum-magnesium alloys, stainless steel or other metals, once used, never fall off and never crack.
  • Use And Sizeeach is about 50cm(20inch)x1.6mm, heat the base material, not the welding rod, until the temperature reaches the working temperature of 716-752℉ (380-400 ℃), so that the welding wire can be formed by relying on the heat transfer of the base material to form a weld, and wait for it to be natural after welding Slowly cold.
  • super melt flux cored aluminum easy solution welder
  • however, they can also be used for hard welding non-ferrous metals other than stainless steel.
  • Good welding effect and low melting point.
  • Perfect Welding There is flux powder inside, which has good weldability, high thermal conductivity, high electrical conductivity and excellent processing performance, and has a full and smooth welding effect
  • The Latest Design discard the old cumbersome method, adopt the latest technology design, add flux powder in the welding rod, which can be directly used for welding, and the interface of the finished product is smooth
  • Solution Welding Flux-Cored Rods The easy-to-melt welding rods are high-quality special rods that are mainly used for welding/brazing aluminum and aluminum alloys

39. Fox Alloy 20pcs Copper Brazing Rods BCuP-2 (5/64″) 2mm Phosphor Round Self Fluxing Welding Brass Rods Sticks TIG Arc Pipes for Air Conditioner Refrigerators -Tools & Home Improvement

By Fox Alloy

Fox Alloy 20pcs Copper Brazing Rods BCuP-2 (5 64 ) 2mm Phosphor Round Self Fluxing Welding Brass Rods Sticks TIG Arc Pipes for Air Conditioner Refrigerators
  • Material: The package includes 20PCS 2.0mm cooper brazing rods BCuP-2 brass welding rod
  • Service: Fox Alloy Time-proven formulation; Advanced manufacturing facilities; A team of experienced welding engineers ready to answer all your welding questions.
  • Application:The stick TIG welding rods is used for brazing of copper & copper alloy in motors, air-conditioners, meters, and refrigeration industry
  • Standard: The copper welding rods kit conforms to AWS A5.8
  • Good fluidity during welding, can flow into small space
  • Advantage: The low temperature phosphor copper welding rod is easy to install and remove
  • Low metling point 640-770℃, good fluidity during welding, molten metal can flow to small gaps

40. Aufhauser SilverAlloy 56% Ag BAg-7 1/16″ x 18″ Flux Coated Silver Solder Brazing Rods 3 Sticks -Tools & Home Improvement

By Aufhauser

Aufhauser SilverAlloy 56% Ag BAg-7 1 16  x 18  Flux Coated Silver Solder Brazing Rods 3 Sticks
  • For joining and repairing of Copper, Brass, Steel, Stainless Steel and Cast Iron.
  • (3 Sticks)
  • Made in USA, DFARS compliant
  • Meets AWS A5.8 BAg-7
  • Fluxed coated 56% Silver brazing rods, 1/16″ Core
  • For general purpose brazing of ferrous and non-ferrous alloys excluding aluminum.
  • AMS 4763, QQB-654A Class BAg-7

Related Posts:

41. Black Hi-Temp Brazing Flux #601B/3411 -Tools & Home Improvement

By SUPERIOR

Black Hi-Temp Brazing Flux #601B 3411
  • Country of Origin : United States
  • Package Weight: 0.949 pounds
  • Black with a Creamy Consistency
  • Package Dimensions: 20.573 H x 13.716 L x 11.938 W (centimeters)

42. Leylor Brazing Flux-RMA-218 140g Flux Paste BGA Reballing Soldering Repairing Tool -Welding Equipment & Accessories

By Slaige

Leylor Brazing Flux-RMA-218 140g Flux Paste BGA Reballing Soldering Repairing Tool
  • Good moisture retention to protect BGA traces from corrosion and moisture.
  • Welding is convenient, no false welding.
  • Less residue, high insulation resistance
  • The solder joints are bright and full, with less smoke and no irritating smell.
  • Useful repair tool for computer or cell phone BGA etc.

43. White Brazing Flux #601 -Tools & Home Improvement

By SUPERIOR

White Brazing Flux #601
  • Excess flux can be removed with hot water
  • White Creamy Consistancy
  • Contains 1 lb.

44. 2 Jar Solder Flux, Flux for Soldering, Rosin Soldering Flux Paste for Lead-Free Electronics Soldering and Soldering DIY (1.2oz/35g in a Jar) -Tools & Home Improvement

By Romeda

2 Jar Solder Flux, Flux for Soldering, Rosin Soldering Flux Paste for Lead-Free Electronics Soldering and Soldering DIY (1.2oz 35g in a Jar)
  • Ideal for electronic welding, repair and rework.
  • Is not corrosive to metal substances such as circuit boards.
  • ENOUGHT QUANTITY: The package includes 2 jars of soldering flux
  • STRONG APPLICABILITY: Flux is suitable for welding instruments, gold, copper, tin, iron and other metals
  • Enough quantity for your use.
  • A total of 70 g
  • Solder flux for semi-solid, not easy to dump.
  • WHAT YOU GET: Rosin soldering flux paste * 2, our 7*24 friendly customer service for peace of mind.
  • OXIDATION RESISTANCE: Anti-oxidation effect on soldering iron head of gold-copper alloy substrate
  • NON-CORROSIVE: Rosin is not conductive in dry conditions and has good insulation

45. 100Pcs Aluminum Welding Rods,400℃/752℉(1.6MM*13INCH), Low Temperature Solution Welding Flux-Cored Rodst,Aluminum Brazing Rods,Suitable for Aluminum Metal, Welding and Repair of Aluminum Radiator -Tools & Home Improvement

By Cilehall

100Pcs Aluminum Welding Rods,400℃ 752℉(1.6MM*13INCH), Low Temperature Solution Welding Flux-Cored Rodst,Aluminum Brazing Rods,Suitable for Aluminum Metal, Welding and Repair of Aluminum Radiator
  • Easy To Use: Flux Core Welding Wire Is Easy to Use, Making It Ideal for Both Beginners And Professionals Alike
  • High strength: The use of high-quality aluminum alloys in the welding rod ensures that the welds are strong and durable
  • it is resistant to rust and corrosion, ensuring that your weld will last for years to come.
  • Flux Cored Aluminum Welding Rod Make Repair Aluminum Radiator Easily: Flux Core Welding Wire is Commonly Used for Repairing Aluminum Radiators in Automobiles, Motorcycles, Air Conditioners, and Refrigerators, Making it A Versatile Tool to Have In Your Toolbox.
  • Low-temperature welding: The low-temperature flux core welding wire can be used for welding at temperatures as low as 400℃/752F, reducing the risk of damage to the welded material due to high temperatures.
  • NO SOLDER POWDER NEEDED: This welding wire does not require any solder powder, which makes it a convenient and easy-to-use option
  • Its Simple Design Means That You Can Get Started With Welding In No Time.
  • Only for Welding Aluminum – 100Pcs(19.7″/1.6mm)Flux Core Welding Wire are Suitable for Welding or Surfacing Welding Aluminum, Aluminum Alloy, Aluminum-Magnesium Alloy and Other White Metals,752°F(400°C )Melting Point.

46. 25 Rods Aluminum Welding Rods, Aluminum Brazing Rods for Propane Torch, Aluminum Soldering Rods for Alu, Alu Alloy, Aluminum Repair, 1/16″ X 9.84″ -Tools & Home Improvement

By Cloud Fire

25 Rods Aluminum Welding Rods, Aluminum Brazing Rods for Propane Torch, Aluminum Soldering Rods for Alu, Alu Alloy, Aluminum Repair, 1 16  X 9.84
  • Welding flux core 18%.
  • Tensile Strength ( RM): 130N/mm²
  • The aluminum soldering rods has good fluidity during welding, strong caulking, and can flow into small spaces.
  • And we look forward to getting your suggestions on the welding rod, we will continue to improve the products and serve you better.
  • APPLICATIONAluminum welding rods for propane torch is suitable for leak welding of aluminum ship bottom, fuel tank, condenser; crack repair of aluminum alloy engine block, base, gearbox, aluminum parts
  • The chemical composition of the brazing rods: Si 12%, Mg≤0.10%, Fe≤0.80%, Cu≤0.03%, Zn≤0.20%, Mn≤0.15%, AL balance
  • Notice: It is not suitable for cast iron welding.
  • MATERIAL 25 Rods 1/16″x 9.84″ aluminum brazing rods are included in the package
  • PACKAGING Cloud Fire welding rod packaging has been optimized, and it is packaged in a sealed tube, which can effectively reduce the occurrence of moisture and other events compared with other packaging
  • Solidus: 716°F, Liquidus752°F
  • SERVICE When you have a problem in the process of using the welding rod, please do not hesitate to contact us immediately, we will solve all problems for you
  • The caps at both ends can be opened for easy storage and use.
  • ADVANTAGESBrazing temperature range: 716-752°F

Best Brands

Buying a product from a reputable manufacturer that provides high brand value is one of the most essential things. Based on my research, here are the top brands that make the best brazing flux.

  • HARRIS
  • Hobart
  • Forney
  • Hot Max
  • Affiction
  • Peterson Fluxes
  • Bernzomatic
  • CADHENA
  • K-T Industries
  • Generic

The Buyer’s Guide

Although the aim of this list is to help you choose the best option for your needs. This guide shall help you make an informed purchase decision. Here are the few things to consider when choosing a brazing flux.

1. Features

There’s no point in purchasing a brazing flux that doesn’t solve your usage needs. Sometimes, even the best option wouldn’t have all the options you’d need. That’s why list down all your feature requirements and make sure that the option you’ve chosen comes with all of them.

2. Budget

Budget plays an important role, if it wasn’t for the budget, wouldn’t everyone purchase the most expensive option? However, before you decide the budget, I’d recommend you to make a list of features you’d need. In case a feature you need the most isn’t available in your budget range, then there’s no point in buying it, is there?

My advice is to make sure that the product has all the features you need then decide the budget. If a product you’ve chosen isn’t having all the features you need, then you should consider increasing your budget.

3. Value For Money

There are times when you shall come across various brazing flux that shall have all the features you need. However, the price difference shall exist. In a situation like this, it is recommended to value each feature and make sure that you’re not overpaying for a feature you wouldn’t use.

4. Brand, Customer Support, & Warranty

Purchasing a product from a reputed brand is very important. Not only does it guarantee high-quality build, but you also get much better customer support.

You should also make sure that it has a decent warranty, it is really helpful in case a product breaks down due to manufacturing defects. Also, repairs during warranty are generally free of cost (depends on service terms).

5. Individual Product Reviews

You don’t have to watch individual reviews of each brazing flux in this list. However, pick 2-3 options that have all the technical aspects according to your usage needs. Once you’re ready with it, go to YouTube/Amazon and look at video/customer reviews to make sure that the existing buyers are satisfied with the product.

The FAQs

Which is the best brazing flux?

According to my research, the Harris SSWF1 Stay Silv Brazing Flux, 1 lb. Jar, White is the best option.

Is HARRIS a reliable brand?

It’s one of the best brands, not only does it make the top-rated brazing flux, but it also is known for its exceptional service.

Which is the cheapest yet powerful brazing flux?

According to me, the Harris Solder Kit 5631 & SSWF7 – Safety-Silv 56% 1/16 Solder 1 Ounce w/Flux is one of the cheapest options available and yet has all the features.

Are there deals going on?

A few of the options in our article are currently available for a discounted price. However, check out the product listing to find more information.

What brands should I consider when purchasing?

Based on my research, these are the top 5 brands: HARRIS, Hobart, Forney, Hot Max, and HARRIS.

Should I buy it online or go to an offline store?

Shopping online comes with a few advantages such as discounted pricing, quick delivery at home. However, if you’re in a hurry or can find the product for a cheaper price in the offline market, consider visiting the offline store.

The Verdict

Choosing the right product isn’t easy and for many of them it could be a time consuming task. However, with this guide, my aim is to help you guys find the perfect brazing flux for your needs.

I’ve done a huge research to ensure that options I’ve listed are among the best. Like mentioned above, I also interviewed many experts to make sure that the enlisted models are high quality.

I hope that you’re able to find the right brazing flux for your usage. If you are still struggling to find one, feel free to comment below or contact me.

About the author

Jeff Lampkin

Jeff Lampkin was the first writer to have joined gamepolar.com. He has since then inculcated very effective writing and reviewing culture at GamePolar which rivals have found impossible to imitate. His approach has been to work on the basics while the whole world was focusing on the superstructures.