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R253-5 Solder Paste

R253-5 Solder Paste

Kester R253-5 is an air or nitrogen processable, no-clean, lead-free solder paste formula specifically designed to minimize residues. Residues that remain on the surfaces after soldering are easily probed. R253-5 maintains highest possible activity for a no-clean formula and provides robust printing characteristics for up to 12 hours. R253-5 is classified as Type ROL1 flux under IPC ANSI/J-STD-004 Joint Industry Standard.

Due to changes in REACH Regulations, this product is no longer sold into Europe or to European customers.

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Alloy Powder Size Type Halogen Content Lead Content Description Part # Process
Sn96.3Ag3.7 3 No-Clean Contains Halogen Lead-Free R253-5 Sn96Ag4 T3 88% 500g JAR
7015061510 Screen/Stencil Printing
Sn95Sb5 5 No-Clean Contains Halogen Lead-Free R253-5 Sn95Sb5 T5 88% 500g JAR 7015061710 Screen/Stencil Printing

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