4902P-25G Low Temperature Solder Paste

https://www.mgchemicals.com/products/soldering-supplies/solder-paste/low-temperature-solder/

4902P Sn42/Bi57/Ag1 is a low temperature solder made for surface mount applications. This SMT solder paste spreads and adheres well to a variety of materials, and provides excellent soldering results and appearances. A uniform low temperature solder paste, it dispenses evenly and resists solder beading and bright spots. This surface mount solder paste is an ideal low temperature solder for electronics and is specially designed for radiators, LEDs and telecommunication assemblies.

Features & Benefits
Alloy exceeds J-STD-006C and meets ASTM B 32 purity requirements
Flux meets J-STD-004B for ROM1
Particle size Type 3 (with 80% min. between 25-45 µm)
No-clean
Excellent 12 mil (0.30 mm) fine pitch printing capability
Long operational life—non-slumping
Good wettability
Halogen-free