foundry refractories - Alibaba.com
5.Widely used as the main raw materials of advanced refractory products (Ladle drainage sand,gravity casting material, casting coating, etc.). 6.Widely used as cleaning sand for copper and aluminum alloy castings Ceramic foundry sand AFS50 micrograph of ceramic foundry sand AFS50 Zhengzhou Haixu Abrasives Co.,ltd,founded in 1999, with more than 80 Staff including 10 professional and ...
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