This alloy is one of the most interesting in the range of low melting point Bismuth based alloys. On solidification from the molten state and thereafter, it exhibits practically no dimensional change - unlike other Bismuth alloys, most of which expand whilst a few contract on ageing.
AIM 138/170, CerroCAST, MCP150, Metspec 281/338
Melting Range: 138-170ºC
Weight lb/in3: Approx 0.30
Max Sustained Safe Load: 500 lbs/in²
Brinell Hardness: 22
Growth After Casting: 0.0001" Per inch
Reproduction of machined moulds for electro plating.
Mandrels for wave guides.
Production of master patterns for investment casting.
Moulds for plastic injection or blow moulding.