MidwayUSA has teamed up with an industry leading Certified Lead Foundry to offer the highest quality casting alloys available. Hardening alloy is ideal for hardening up soft lead such as wheel weights as it is comprised of 30% Antimony and 70% Lead. Sold by the ingot, not by weight.
Alloy Composition: 30% Antimony, 70% Lead
Ingot Dimensions: 8-3/4" Long x 1-3/4" Wide x 1-1/4" Tall
Ingot Weight: 6 lbs
Approximate Brinell Hardness: N/A
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