corundum

• n. 金刚砂，刚玉

来自南印度语。

corundum (n.)

"very hard mineral," 1728, from Anglo-Indian, from Tamil kurundam "ruby sapphire" (Sanskrit kuruvinda), which is of unknown origin.

1. Used for corundum bricks, mullite bricks, silicate bricks masonry in blast furnaces, hot air stoves.

用于高炉 、 热风炉砌筑刚玉砖、莫来石砖 、 硅线石砖 、 低蠕变高铝砖.

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2. It is considered that the deposit is an anatectic migmatite corundum deposit.

研究认为,本矿床应属深熔型混合岩化作用成因,即“混合岩型”刚玉矿床.

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3. Synthetic Corundum is one of our strong products.

合成刚玉是我们的一个强大的产品.

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4. Hardness than corundum, abrasive easily broken, sharp edges and corners, good cutting, grinding heat and small.

硬度高于棕刚玉, 磨粒易破碎, 棱角锋利, 切削性能好, 磨削热量小等.

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5. Production technology of rebonded corundum brick made from sintered alumina and tabular alumina has been introduced.

介绍了以烧结刚玉和板状刚玉为原料试制再结合刚玉砖的生产工艺.

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