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Sand And Gravel Mixing

Apr 12, 2018 A typical concrete mix contains 60 to 80 percent sand and gravel, also known as an aggregate. This aggregate compound is more than filler. It plays an important part in the concretes composition. The amount of sand and gravel in a bag of concrete determines the Our company is committed to building crushing, industrial grinding, ore processing and green building materials, and provides intelligent solutions and mature supporting products. Welcome to buy.

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