Refractories are generally divided into two types, namely unshaped refractories and shaped refractories. Unshaped refractories are also called castables. They are mixed powdered particles composed of a variety of aggregates or aggregates and one or more binders. They must be mixed with one or more liquids and mixed evenly during use. Strong liquidity. Shaped refractory materials generally refer to refractory bricks, the shape of which has standard rules, and it can also be temporarily processed as needed when building and cutting.
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