• White fused alumina products including section sand, grain-size sand; fine powder and micro powder are widely used in refractories, abrasives and other industries.

    刚玉粒度砂、耐火材料、磨料磨具不同行业具有广泛用途

    youdao

  • White fused alumina products including section sand, grain-size sand; fine powder and micro powder are widely used in refractories, abrasives and other industries.

    刚玉粒度砂、耐火材料、磨料磨具不同行业具有广泛用途

    youdao

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