Mono-crystalline aluminum oxide is a kind of abrasive produced by fusing calcined alumina by the Bayer’s process in the producing process. And then by crushing and sizing to desired grain size. Mono-crystalline aluminum oxide has high hardness and unique micro fracturing containing of well grown micro crystalline structure which generates many new cutting edges. Mono-crystalline aluminum oxide is suitable for a wide variety uses from gerneral grinding to precision grinding of high hardness tool steels.
Furthermore, our company , HENAN RUISHI SPECIAL REFRACTORY CO., LTD. is established according to the modern management in 1993. As one of the main manufacturers and exporters for abrasive, refractory materials and metallurgy industry in China. We have six plants (One Fused Plant ,Three processing Factories, One Special Refractory material plant,One metallurgy material Plant,One Acid washing and Water washing plant, and Sales Department ).We can produce 80,000 tons annually. Our products are main exported Italy, France, Russia, American, Japan, Spain ,Canada ,Korea and so on. 
Our products include Brown Fused Alumina95%, Brown Fused Alumina98%,White Fused Alumina, Black Fused Alumina, Compact Fused Alumina, Semi-Friable Fused Alumina, Micro Crystalline Fused Alumina, Calcium Aluminate etc.
Chemical composition(%):Al2O3: 98.89-99.70%  Fe2O3:0.155%Max  SiO2:0.25%Max  TiO2:0.30%MaxMagnetic material content:0.005%Max
We have strict control about company & quality;Our service is full-around and first-class. 
So we’re you wise choice.Don’t hesitate to contact us .
Contact person: Ms. Liang XiaoFei(sales manager) 
helen(AT)rs-abrasive.com
TEL:+86 379 65285888-0  13015581246
FAX:+86 379 66285889