Mich. Admin. Code R. 408.14453

Current through Vol. 24-21, December 1, 2024

Section R. 408.14453 - Crucibles

Rule 4453. A crucible shall:

(a) Not be used if it shows cracks, thin spots, flaws, or dampness.

(b) Be stored in a dry place and protected from moist air.

(c) Be carefully charged to prevent damage.

(d) A crucible made of clay shall not be allowed to cool after being placed in service.

(e) Be covered while transporting molten metal emitting toxic fumes or be mechanically ventilated.

Mich. Admin. Code R. 408.14453

1979 AC