Carbofrax used as the chill material for casting may make casting obtain compact and wear-resistant structure.

碳化硅作为铸铁件激冷材料，可以使铸件获得致密而耐磨的组织。

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Carbofrax used as the chill material for casting may make casting obtain compact and wear-resistant structure.

碳化硅作为铸铁件激冷材料，可以使铸件获得致密而耐磨的组织。

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