Available in a variety of amounts, these packages of Silicon Carbide Graded 600 Pre-Polish are designed for use in tumblers, flat laps, sphere machines, or other rock tumblers where coarse and fine grinding grits are necessary. Because this abrasive has a sharp, hard grain, it is ideal for fast cutting. Contents ship in a sturdy container, which prevents leaking and contamination.Diamond Pacific outlines the basic grit sequence as follows, but it can be modified depending upon material: The standard sequence for a rotary tumbler is 60/90, 220 and 600 silicon carbide, followed by a polish. For best results, use an aluminum oxide pre-polish 800 grit before the final polish. Use this same silicon carbide sequence including the aluminum oxide pre-polish, in vibratory tumblers. When lapping, add the 400 and 1000 grits to the standard sequence. Sharp, hard grains for fast cutting. Use in tumblers, flat laps, or sphere machines. Available in 1 lb. or 5 lb. packages. Packaged in a sturdy container to prevent leaks. Easy storage and use.
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