正也牌。棕刚玉 棕刚玉 ３２０

阿里巴巴优质供应商

水玻璃浇注料 铁钩浇注料 铁沟沟盖浇注料

性质：以铝钒土、焦碳(无烟煤)为主要原料，在电弧炉内经高温冶炼而成，主要化学成分为al203、ti02还含有少量的si02和fe203等

用途：用它制成的磨具，适于磨削抗张强度较高的金属，如各种通用钢材、可锻铸铁、硬青铜等。也可制造高级耐火材料。

特点：韧性好比sic高，显微硬度1800-2200kg/mm2，体积密度≥3.85g/cm3，耐高温，耐火度高达1850oc

理化性能分析

brown fused alumina

features:with bauxite, carbon material, iron filings as raw materials, brown fused alumina is restored and obtained through the melting of the brown the brownartificial corundumin the furnace above 2200 ℃.main chemical composition: al203, ti02, small amounts of si02 and fe203 etc.

usage; it is suitable for the manufacture of ceramics and resin, as well as the high-bonded abrasives grinding, polishing, sand blasting, precision casting and so on, also can be used to manufacture high-grade refractory material.

characteristics: higher toughnessthan sic;microhardness 1800-2200kg/mm2;bulk density ≥ 3.85g/cm3;high refractoriness