12 HB (Large) Cupel - 48 Per Case

Each depression is 14/16" (22mm) in diameter.
Approx cup depth 9/32" (7mm).

Each block will absorb approximately 318 grams of lead.

Block Dimensions (LxWxH): 6.5" x 2 3/8" x 13/16"

Pricing is per Each (1) Cupel Block.

Cupel blocks are made from high quanlity dead burnt magnesia (MgO). Hard, smooth surface with consistency in weight and size. Provide exceptional results in gold mines, precious metal refiners, alloy melters, hallmarking, geological and test laboratories worldwide