... for producing high quality sanding belt,sanding paper,sand cloth,jumbo roll Description:AEHTP is a kind of ... all kinds of premium quality brown aluminum oxide coated abrasive products like abrasive cloth, paper and sanding belt. Typical ... ISO 6344-2: 1998 Key words:heated aluminium oxide grain, calcined aluminium oxide grain, high temperature treated brown fused aluminium oxide,fused brown corundum,