Kester

Solderpaste

Standard Solder Paste

Standard Powder: Class 3 - typical particle ø 25 to 45 micron, mesh designation -325+500

Standard Alloys:
Type
Packing
Sn62Pb36Ag0.2
R256 Easy Profile
jar 500 gr.
Sn62Pb36Ag0.2
syringe 35 gr.

 

The key variables in lead-free SMT are higher reflow temperatures, flux activity, residue characteristics, cleanability, and pin testability. The slower wetting speeds associated with lead-free alloys require enhanced flux systems. Kester solder pastes have flux systems for lead-free assembly. They promote good wetting and excellent solder joint integrity at higher temperatures commonly seen with most lead-free alloys, such as Sn-Ag-Cu (tin-silver-copper).

 

Standard Alloys:
Type
Packing
Sn95.5Ag3.8Cu0.7
jar 500 gr.

 

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