Kester ""44"" 60/40 solder rosin ""44"" is a high activity RA core flux designed for excellent instant wetting action, even on nickel surfaces. Although ""44"" is a ra-based material, the residues are non-corrosive If not cleaned. Per j-std-004, ""44"" is classified as Rom1 flux. Type: wire alloy: 60/40 (60 percent tin, 40 percent lead) description/function: wire solder diameter: 0.031 inch (1.57 mm) core size: 66 contains lead: Yes package Type: spool weight: 1 lb also available in diameter size 0.062"".
Kester ""44"" 60/40 solder rosin ""44"" is a high activity RA core flux designed for excellent instant wetting action, even on nickel surfaces. Although ""44"" is a ra-based material, the residues are non-corrosive If not cl...
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