棕刚玉微粉概述：
　　性能：呈汪棕褐色，韧性高，能承受较大压力，搞破碎能力强。
　　适用范围：可做固结及涂附磨具，湿式或干或喷射砂，超精研磨和抛光及制做高级耐火材料等。适合加工碳素钢，合金钢，可锻铸铁，硬青钢及半导体材料。

　　Property:It is brown and features toughness and impact strength .It can bear high Pressure.
　　Usage:It is suitable for making bonded and coated abrasive tools,wet or dry blasting,superprecision grinding and polishing,making high quality refactory materials,grinding carbon steel,alloy steel,malleable cast iron,hard bronze and semi-conductor materials. 
　　化学成分：

　　微粉粒度及尺寸范围