CMI will be offering a Foundry Sand Test Procedures workshop March 31-April 2 S & B Industrial Minerals NA, Cincinnati, Ohio. This is a hands-on course that will cover a variety of methods and demonstrations for studying and testing foundry sand. Demonstrations covered include screen analysis, moisture, compactability, green strength, green shear, methylene blue clay, 25 micron clay wash, AFS clay, hot compression, permeability, mold hardness and strength.
Acid demand value, moisture, pH, work time, loss on ignition, gas evolution and core hardness also will be covered in this course. In addition, the class will review development and applications of the wet tensile, soluble calcium, ammoniacal nitrogen, cone jolt toughness and friability.