女同免费毛片在线播放,亚洲AVAV天堂AV在线网毛片,一个人高清在线观看WWW免费,亚洲精品无码久久久久久

For grinding wheel & stone
Your present position:Home > Application > For grinding wheel & stone

Pink fused alumina

Pink fused alumina
Details:
Pink Fused Alumina

Pink fused alumina is produced by fusion of Bayer-alumina with additive Chromium oxide in an electric arc furnace at over 2100 centigrade. The Chromium oxide impact a bit higher toughness than White fused alumina. Due to different Chromium content, we separately provide 3 types of Light pink, Pink and Ruby. Along with chromium oxide content increased, the color become more and more dark and the grains become more and more tough.

Pink Fused Alumina1111111111111111.jpg

国产精品另类激情久久久免费| 免费视频,特级毛片| 亚洲精品无码少妇30P| 8888四色奇米在线观看| 曰韩欧美亚洲美日更新在线| 亚洲乱人伦中文字幕无码|