... 铬铁矿 chromite 铬矿质耐火材料 chromite refractory 闭气孔 closed pores ...
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magnesia chromite refractory 镁铬质耐火材料
Chromite for refractory 耐火材料用铬矿石
chromite-containing refractory 铬质耐火材料
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Greece has been producing refractory grade chromite ore for more than a hundred years.
希腊生产耐火级铬铁矿石已有百余年历史。
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The main refractory of the coating consists of the 75~200 mesh chromite sand, magnesite and corundum sand.
这种涂料的主要耐火骨料是75~200目铬铁矿砂、 镁砂、 刚玉砂等。
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