Description

Indalloy 281 is a bismuth-based eutectic alloy that has a melting point of 281°F (138°C). It's a lead-free bismuth solder alloy. The alloy's composition is 58Bi/42Sn. Indalloy 281 is used in: *Medical and cosmetic applications *High vacuum applications *Soldering to gold *Thermal applications *Low-temperature solders *Bonding to ceramics *Hermetic and cryogenic sealing *CTE mismatch Indalloy 281 has a density of 8.56 g/cc.