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refractory pouring Free Articles

Silica fume is one kind of common refractory raw material

As early as the 1920s, people had the actual use of refractory concrete. But it was not until the late 1950s that microsilica was used in products. The standard combination of low-cement pouring compound oxidation system is composed by the calcium aluminate cement, silicon powder and alumina calcined poured dispersant with fine grinding.

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