Zinc Casting Metal Alloy Rubber Mold Zinc

Product Type

Brass & Zinc Casting Alloys

RMZ - Rubber mold zinc casting alloy used with centrifugal rubber mold casting, 22 lb bar.

This alloy meets and exceeds ASTM F2923 - 11 standard for toxic metals in casting alloy.
This metal is a casting alloy used mostly for centrifugal zinc castings in silicone rubber molds. The silicone molds used for this alloy are made to withstand the higher temperatures needed to cast this alloy opposed to pewter or tin based alloys. 
Casting temperatures start at just under 800 degrees F
Melting range 720-740 degrees f
Density lb/cu in .24
Brinell Hardness 95-100
The bar weighs between 21 to 23 pounds.  

Weight

23.00000 lbs (approximately)

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