Description

Roto158F is a low-melting-point, fusible bismuth-based alloy ingot. It's made of: 50% bismuth, 26.7% lead, 13.3% tin, 10% cadmium. An ingot of Roto158F weighs about 1 pound. It's also known as Woods Metal. Roto158F is sold by the ingot. Roto174F is a lead-free alternative to Roto158F that melts at about 174°F.