白剛玉性能：白色，較棕剛玉硬而脆，切削力較強(qiáng)，化學(xué)穩(wěn)定性好，具有很好的絕緣性。
　　適用范圍：可做固及涂附磨具，濕式或干或噴射砂，適合晶體，電子行業(yè)的超精研磨和拋光及制做**耐火材料等。適合加工淬火鋼，合金鋼，高速鋼，高碳鋼等硬度較硬，抗張強(qiáng)度較大的材料。還可用做觸媒體，絕緣體以及精密鑄造砂等。

　　Property:It is white and harder and more brittle than A.Itfeatures strong cutting force and steady chemical property andexecllent insulation.
　　Usage:It can be used for making bonded and coated abrasivetools,wet or dry blasting.It is also suitable for superprecisiongrinding and polishing of crystal and electronic induxtry andmaking high quality refractory materials.It can be adopted for thegrinding of the hard and strong bending strength materials such aschilled steel,alloy steel,high-speed and high carbonsteel.Meanwhile,it can be used as catalyst carrier,insulator andpresicion founding sand,etc.