What are criterias of the best soldering iron flux? It is not easy to find the answer. We spent many hours to analyst top 10 soldering iron flux and find the best one for you. Let’s find more detail below.

Best soldering iron flux

Product Features Editor's score Go to site
Sra Rosin Paste Flux #135 In A 2 oz Jar Sra Rosin Paste Flux #135 In A 2 oz Jar
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Delcast Rosin Soldering Flux Paste 50G Delcast Rosin Soldering Flux Paste 50G
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Soldering Iron Kit Electronics 60W Adjustable Temperature Soldering Iron, 5pcs Soldering Iron Tips, Solder, Rosin, Solder Wick, Stand and Other Soldering Kits in Portable Toolbox Soldering Iron Kit Electronics 60W Adjustable Temperature Soldering Iron, 5pcs Soldering Iron Tips, Solder, Rosin, Solder Wick, Stand and Other Soldering Kits in Portable Toolbox
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Oatey Company 30374 1.7 Oz #95 Flux Oatey Company 30374 1.7 Oz #95 Flux
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Thermaltronics TMT-TC-2 Lead Free Tip Tinner (20g) in 0.8oz Container Thermaltronics TMT-TC-2 Lead Free Tip Tinner (20g) in 0.8oz Container
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Soldering Iron Kit - Soldering Iron 60W Adjustable Temperature, Solder Wire, Soldering Iron Stand, Wire Cutter, Soldering Iron Tips, Desoldering Pump, Tweezers, Rosin, Heatshrink Tubes [110V, US Plug] Soldering Iron Kit - Soldering Iron 60W Adjustable Temperature, Solder Wire, Soldering Iron Stand, Wire Cutter, Soldering Iron Tips, Desoldering Pump, Tweezers, Rosin, Heatshrink Tubes [110V, US Plug]
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Solder Wire and Rosin Paste Flux Kit - 60-40 Tin Lead Rosin Core Solder Wire (0.6mm, 50g) and Rosin Paste Flux (50g) for PCB Electrical Soldering and DIY from Plusivo Solder Wire and Rosin Paste Flux Kit - 60-40 Tin Lead Rosin Core Solder Wire (0.6mm, 50g) and Rosin Paste Flux (50g) for PCB Electrical Soldering and DIY from Plusivo
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Soldering Iron Tip Cleaner + 60/40 Solder Wire Reel Fine 0.6mm Tin Lead Rosin Core (1.76oz/50g) + Soldering Rosin Flux Paste Gel (0.35oz/10gfor Electronics Metalworking Welding (Black) Soldering Iron Tip Cleaner + 60/40 Solder Wire Reel Fine 0.6mm Tin Lead Rosin Core (1.76oz/50g) + Soldering Rosin Flux Paste Gel (0.35oz/10gfor Electronics Metalworking Welding (Black)
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2 Pack Solder Wire Tin Lead Rosin Core 60-40 Fine Soldering Wire Reel (0.6mm,50g) + Solder Rosin Flux Paste Gel (0.35oz/10gKits for Electronics Repairs and Soldering DIY 2 Pack Solder Wire Tin Lead Rosin Core 60-40 Fine Soldering Wire Reel (0.6mm,50g) + Solder Rosin Flux Paste Gel (0.35oz/10gKits for Electronics Repairs and Soldering DIY
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Soldering Iron Kit, 60W Soldering Iron with Ceramic Heater, 4-in-1 Adjustable Temperature Soldering Welding Iron Kit for any Hobby Enthusiast 110V US Plug Soldering Iron Kit, 60W Soldering Iron with Ceramic Heater, 4-in-1 Adjustable Temperature Soldering Welding Iron Kit for any Hobby Enthusiast 110V US Plug
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1. Sra Rosin Paste Flux #135 In A 2 oz Jar

Feature

The ideal flux for electrical and electronic repairs
Contains 2 ounce in a "hockey Puck" jar
Formulated for use with tin/lead and lead-free alloys

Description

This petroleum/rosin contains NO Zinc Chloride or Ammonium Chloride, making it a better choice for electronic repairs. Rosin leaves a protective coating over soldered area once job is finished

2. Delcast Rosin Soldering Flux Paste 50G

Feature

Cleans and prevents oxidation
Facilitates the flow of solder
Increases efficiency of the soldering process
Allows solder to form strong, long lasting mechanical and electrical bonds
Weight: 1oz

Description

Rosin flux is used to facilitate soldering. It cleans and prevents metal oxidation which allows solder to create strong, long lasting mechanical and electrical bonds. It also acts as a wetting agent, increasing the flow of solder and the efficiency of the soldering process.

3. Soldering Iron Kit Electronics 60W Adjustable Temperature Soldering Iron, 5pcs Soldering Iron Tips, Solder, Rosin, Solder Wick, Stand and Other Soldering Kits in Portable Toolbox

Feature

20-in-1 Soldering Iron KIT - Soldering iron kit comes with soldering ironwith 1.5m power cable, solder wire, desoldering pump, solder wick, stand with cleaning sponge, 5 multiple soldering tips, 2 anti-static tweezers, rosin (solder paste), copper wire, scissors, screwdrivers(electric pen), insulation tape, knife and a hard carry case to meet all your soldering project needs.
HEAT UP QUICKLY and HEAT DISSPATION EFFICIENCY -60 watts, upgrade PCB'A, we use the Chip Fixed Resistor while others on the market use the Color ring resistance, heat up quickly(2 minutes or so). Adjustable temperature with thermostat range 200~450. With our upgrade steel-pipe design, the soldering iron is more efficient in a better heat dissipation.
DURABLE SOLDER WICK& DESOLDERING PUMP -The solder wick is 2.0mm wide, 1.5m in length, 0.4oz in weight and is easy to clean residue flux, especially in hard-to-reach areas. The desoldering pump(solder sucker) is high pressure vacuum tube with aluminum body frame, which allows easy one-handed use; best for removing solder from PCB through hole solder joints.
PORTABLE STORAGE TOOLBOX - The multifunctional toolbox is rather convenient to store small tools. which can avoid losing the soldering iron gun and accessories. Sweetly designed for you to carry anywhere for electric repair, home DIY and other soldering projects.
RANGE OF APPLICATIONThe soldering iron sets are the best gift idea for DIYER, various repaired usage of electronics and chipboards, welding, jewelry, guitar, watches, wiring, mobile device, computers hardware, small electronic work, you can also use it together with our heat shrink tubing, you can get 15% off for the heat shrink tubing, if you purchase them together.

4. Oatey Company 30374 1.7 Oz #95 Flux

Feature

Formulated with the same high quality as no 5 however, patented OATEY Silver solder powder is added to pre-tin the Copper pipe
Flux can never burn out
100% lead free
Formulated with the same high quality as No. 5. However, patented Oatey silver solder powder is added to pre-tin the copper pipe
Flux can never burn out
100% lead free
Excellent for large diameter copper
Does not turn copper green
Formulated with the same high quality as No. 5. However, patented Oatey silver solder powder is added to pre-tin the copper pipe
Flux can never burn out
100% lead free
Excellent for large diameter copper
Does not turn copper green

5. Thermaltronics TMT-TC-2 Lead Free Tip Tinner (20g) in 0.8oz Container

Feature

Lead free (RoHS Compliant)
Removes tip oxidation
No-Clean compatible formulation
Minimal residues
Rapidly re-tins badly oxidised soldering iron tips

6. Soldering Iron Kit - Soldering Iron 60W Adjustable Temperature, Solder Wire, Soldering Iron Stand, Wire Cutter, Soldering Iron Tips, Desoldering Pump, Tweezers, Rosin, Heatshrink Tubes [110V, US Plug]

Feature

Soldering Kit with Diagonal Wire Cutter - widely used for soldering projects, home DIY soldering, appliance, electrical and electronics repairs, circuit board welding, other fixing jobs, hobby crafts, etc
Premium Quality high quality solder iron tool, soldering iron stand with sponge, and all other accessories; reliable adjustable soldering iron with heat-resistant cap and grip and with 5pcs soldering iron tips
Bonus Accessories desoldering pump, tweezers, insulating tapes, solder paste, wire cutter, heat shrink tubing, pen-shaped screwdriver, wires, mini screwdrivers, mini PCB, etc., and a downloadable ebook
Durable and Convenient Carry Bag the soldering kit for electronics that you wanted for home DIY package comes handy in a durable, easy-to-carry PU bag; keeps all the components organized and easy to transport
Satisfaction Guarantee every purchase of this solder kit is backed by the manufacturers 30-day money-back / replacement guarantee and lifetime customer support, ensuring the customers high level of satisfaction

7. Solder Wire and Rosin Paste Flux Kit - 60-40 Tin Lead Rosin Core Solder Wire (0.6mm, 50g) and Rosin Paste Flux (50g) for PCB Electrical Soldering and DIY from Plusivo

Feature

Solder Wire: Included in the kit is a high quality 60-40 (Sn/Pb) Tin - Lead rosin core solder wire alloy with 0.6mm diameter and 2% flux content commonly used for electrical or electronics soldering and repairs
Rosin Paste Flux: This high-quality 50g rosin flux soldering paste facilitates the flow of solder, thus increasing the efficiency of the soldering process and is just right for your small DIY soldering projects.
BONUS Items: Aside from the solder wire and rosin paste, this kit also includes 2 mini screwdrivers and 2 stranded 22AWG wires, a great addition to a very simple and affordable kit for soldering.
Durable Carton Box: All items are neatly packed inside a durable carton box to keep them organized, secured, and easy to carry and transport anywhere.
Satisfaction Guarantee: The Solder Wire and Paste Kit is backed by the manufacturers 30-day money-back guarantee and lifetime customer support, ensuring the customers high level of satisfaction.

8. Soldering Iron Tip Cleaner + 60/40 Solder Wire Reel Fine 0.6mm Tin Lead Rosin Core (1.76oz/50g) + Soldering Rosin Flux Paste Gel (0.35oz/10gfor Electronics Metalworking Welding (Black)

Feature

Ideal Choice for Soldering Accessories Kit Contains 3 of the most essential products for welding, saving you time of multiple purchases. NOTE: solder wire & flux were packed in the container
Feature of Solder Iron Tip / Head Cleaner Sturdy metal container; The Sponge made from brass coils, softer than the tip plating, yet harder than the oxidation that forms on the tip. Won't damage your soldering tips. To clean the tip, just stab the iron into the holder, great alternative to a wet sponge. No water required, meaning less chance of oxidation and won't reduce tips temperature, Avoid soldering iron cooling, improve welding efficiency; Lead free, Smokeless, non-toxic, no pollution
Feature of Solder Rosin Wire Core Tin Produced with international standard flux formula, environmental; Made of pure tin, good activity, good welding performance, Stable performance, fast tinning; fresh smell, less smoke, no toxic gases, less splashing when welding; Solder joints are bright and firm, forming a protective film on the surface of the solder joint after soldering, relieving solder joints Oxidation reaction; low melting point high insulation resistance, reduced welding time
Feature of Solder Rosin Flux Paste No-clean solder paste with minimal residue and no cleaning required. Its boiling point is only slightly higher than the melting point of the solder. Has stable performance, non-toxic, non-irritating odor, safe and reliable use, Not corrosive to IC and PCB. Low volatility, long service life, high bonding strength, neutral pH value, strong insulation and smooth welding surface. It is an ideal auxiliary product for manufacturing high-quality electronic products
Service & Package Contents of Solder Kit We accept return, refund and replacement if you have any quesitons about the Welding Items. Just contact us freely, we guarantee you 100% satisfaction. Package include : 1 * Soldering Iron Tip Cleaner, 1 * Tin Lead Solder Wire (1.76oz/50g), 1 * Solder Flux Tin (0.35oz/10g

9. 2 Pack Solder Wire Tin Lead Rosin Core 60-40 Fine Soldering Wire Reel (0.6mm,50g) + Solder Rosin Flux Paste Gel (0.35oz/10gKits for Electronics Repairs and Soldering DIY

Feature

2 + 1 Combo Accessories Kits for Solder Work Fine 0.6mm Tin Lead Rosin Core Flux Solder Soldering Welding Iron Wire Reel; Diameter : 0.6mm (0.02 inch); Weight : About 50g (1.7oz+ No-clean solder paste 0.35oz/10g
Features of Lead Solder Wire Rosin Core Made from high quality tin alloy, have been treated by a special technology with oxide removal and antioxidant bearing, have less oxide, solderability, satisfyingly used in wave and iron soldering processes with bright and full soldering points; Portable, light, carry convenient, make work easier
Feature of Solder Rosin Flux Paste No-clean solder paste with minimal residue and no cleaning required. Its boiling point is only slightly higher than the melting point of the solder wire. Has stable performance, non-toxic, non-irritating odor, safe and reliable use, Not corrosive to IC and PCB. Low volatility, long service life, high bonding strength, neutral pH value. It is an ideal auxiliary product for manufacturing high-quality electronic products
Application of Solder Accessories Kit Widely used in electrical and electronics, solder parts like circuit board, electronics devices and others repairs, special for precise instrument and Hobby DIY soldering
Guarantee & Package Contents We accept return, refund and replacement if you have any quesitons about the Swimming Suits. Just contact us freely, we guarantee you 100% satisfaction. Package include : 2 * 60-40 Soldring Tin Lead Rosin Core Solder Wire, 1 * Solder Flux Paste

10. Soldering Iron Kit, 60W Soldering Iron with Ceramic Heater, 4-in-1 Adjustable Temperature Soldering Welding Iron Kit for any Hobby Enthusiast 110V US Plug

Feature

60w 110v pencil-type soldering iron features adjustable temperatures(392 -842 /200-450 ), very easy to use and features an on/off switch.
15s Quickly heats to working temperature. Our soldering iron features an advanced ceramic heating core to heat up to reach the desired temperature rapidly in around 15 secs, so that you can work faster. This pencil type soldering iron function is more powerful than a soldering station. Its heat output to hold at a constant temperature.
Kit Includes soldering iron, simple stand, conventional sponge, 50g fine 0.6mm tin lead rosin core 60/40 tin-lead solder, 50g no-clean solder rosin flux paste. A good basic soldering iron set that has all the materials you need to get started.
For basic electronic work on circuit boards, jewelry making and repair, as well as most model work, this unit will do it all. Tips: Do not to solder onto dirty metals and things not intended to be soldered.
All MINGQ products and tools are backed by our manufacturer 30-day money-back guarantee and lifetime customer support

Conclusion

All above are our suggestions for soldering iron flux. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using soldering iron flux with us by comment in this post. Thank you!
Jaime Gordon