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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.

Alloy Powder Size Type Halogen Content Lead Content Description Part # Process
Sn95Sb5 5 No-Clean Contains Halogen Lead-Free R253-5 Sn95Sb5 T5 88% 500g JAR 7015061710 Screen/Stencil Printing

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