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Tempring Of Sand Practice Of Green And Dry Sand Making Pdf

Green sand gives less resistance to contraction of a casting than does dry sand, and thereby tends to prevent hot cracks in the casting. Green-sand molds are the easiest to make. DRY-SAND MOLDS Dry-sand molds, as the name implies, are molds made with tempered sand … Our main products include crushing equipment, sand making equipment, beneficiation equipment, grinding equipment and building materials equipment, welcome to purchase;

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