Polish aluminum oxide, pre-polish, 800 Grit-5 lbs.

Description

Aluminum oxide, pre-polish, 800 grit is in a 5 lb. bag and the price gives you a 10% discount. Aluminum oxide pre-polish 800 grit is highly recommended by expert as a pre-polish for tumbling.  Particle size is 800/mesh or about 20-25 microns.  It is a hard brown fused aluminum oxide basically spherical in shape.  For those of you into glass carving and etching,  you will find this material and important step. This abrasive is good for soft and difficult stones such as Apache tears, tiger eye and works great on hard stones.  It is also used with metals, polishing findings, etc.  The amount to use in your tumbler is as with most other grits, one tablespoon per pound of material. SKU:ao800-5