no clean Sn99.3Cu0.7 RA core lead free solder wire
lead free solder wire
no clean Sn99.3Cu0.7 RA core lead free solder wire
Sn99.3Cu0.7 No-Clean Flux for cored solder wire is halogen-free and halide-free with no intentional addition of bromine and chlorine, conforming to the strictest requirements of many sizes of specifications.
Sn99.3Cu0.7 made up of 99.3%tin and 0.7% copper. It is desirable used for usual electronic metal equipment copper tube,. This type of rosin core solder wire is conventional type of environmentally friendly solder by adoption of lead free soldering technology. The diameter of it is above 0.2mm Lead-free solder wire,packing of 100g,200g,250g,500g,1kg,2kg,3kg per reel.
1).Little impurity, diffusion capacity well
2).Weldability, good fatigue resistance
3).Solder joints, solder surface brightness, good wetting
4).strong antioxidant, anti-creep
5).Increase production speed, reduce production costs

 Sn99.3Cu0.7’s rapid wetting meets drag soldering and all other common soldering needs. Its clear residue allows easy inspection of solder joints and the very low spatter rate ensures board cosmetics and user comfort is maintained. All this translates to a safe and environmentally compliant product that is operator friendly and a delight to use.

 Sn99.3Cu0.7 copper solder Wire diameter: 0.2mm or more (0.2mm, 0.25mm, 0.3mm ...) also have following features:
1). Excellent wettability, solderability and spreadability.
2). Low impurity.
3). Suitable for soldering highly integrated PCBs.
4). Cost saving
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