你有什么规格的红刚玉?。
苏北某地超基性岩中,首次发现了红刚玉,少量已达宝石级。
In an ultrabasic rocks in North Jiangsu, corundum was first discovered and some was up to gem grade.
首先,研究了红柱石的粒度和加入量对莫来石-刚玉材料性能的影响。
At first, the effect of particle size and additions of andalusite on mullite-corundum materials were studied.
陶瓷结合剂白刚玉磨具会出现白里显红、红黄、青灰色调,严重影响产品的外观质量。
The white alumina abrasives made with vitrified bond may show red in white, red -yellow or celadon-gray. This will influence on the appearance quality of the products seriously.
产品特点:热风炉用低蠕变耐热震高铝砖采用精选红柱石、硅线石、刚玉、莫来石、优质矾土以及焦宝石为主要原料,经高压成型、高温烧结而成。
Properties of Products: The main raw materials for these products are andalusite, sillimanite, corundum, mullite stones, bauxite and flint. Pressing and sintering during the production.
冀东某地原生刚玉矿床具有埋藏浅,刚玉个体大、微红至暗红色、半透明至不透明等特点,经人工改善可生产低档红宝石。
The primary corundum deposit in eastern Hebei is near the ground surface. The corundum is megacrysts, pink or dark red color, semi-transparence to opaque.
冀东某地原生刚玉矿床具有埋藏浅,刚玉个体大、微红至暗红色、半透明至不透明等特点,经人工改善可生产低档红宝石。
The primary corundum deposit in eastern Hebei is near the ground surface. The corundum is megacrysts, pink or dark red color, semi-transparence to opaque.
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