Wood’s metal melts at 70 to 72 °C.[1] This alloy of bismuth has the following composition: 25% Pb, 12.5% Cd, 12.5% Sn, and the rest Bi.[1][2]
References
- Woodsches Metall (Wood’s metal). Gießerei-Lexikon, bismuth alloy with 25% Pb, 12.5% Cd, 12.5% Sn, remainder Bi, melting point 70 to 72 °C. Accessed 27 August 2026.
- Advent Research Materials Ltd: Bismuth Alloy (Wood’s Metal) Bi50/Cd12.5/Pb25/Sn12.5. Material data sheet, eutectic melting temperature approx. 70 °C. Accessed 27 August 2026.