Job Description:

• 1) Tests sand to determine its usability for making sand molds or cores: Collects samples of sand mixes and compresses sand into sample piece, using specimen sand rammer.

• 2) Determines properties of sand samples, such as moisture content, permeability, compression and shear strength, clay content, and sand-grain size and distribution, using sand-test equipment, such as moisture teller, permeability meter, sand-strength tester, and sieve set.

• 3) May perform similar tests on ladle lining refractories.