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Mould Making By Treated Sand

Jun 05 2019nbsp018332Silica sand Molding sand that contains 80 to 90 percent silicon oxide is the main component. In the process of casting sand molding sand foundry sand is used to create mould. On the bottom and banks of rivers and lakes molding sand can be discovered. Because of natural forces such as wind rain water currents and heat it is created by rock breakdown.

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