GC3W is a halogen free, water-washable, Pb-free solder paste specially formulated to provide excellent humidity resistance. GC3W shows excellent solderability when reflowed in both air and nitrogen across a wide range of challenging surface finishes including OSP-Cu, ENIG and Silver.

Features and Benefits:

• Water washable, Pb-free solder paste
• Halogen-free flux: passes IC with pretreatment IPC-TM-650 2.3.34/EN14582
• Halogen-free flux classification: ORM0 to ANSI/J-STD-004 Rev.
• Formulated so residues can be cleaned with deionized water
• Humidity resistance: excellent coalescence after 24 hours exposure to 27°C/80% RH
• Excellent resistance to solder balling, initially and after exposure to humidity
• Suitable for fine pitch, high speed printing up to 150 mms-1 (6"/s)
• Excellent paste transfer efficiency after extended abandon times
• Excellent paste transfer efficiency after extended printing time
• Humidity Resistance: Enhanced tack time
• Suitable for single and double side reflow