.

high quality! refractory silica fire brick for furnace crown

ith dense and smooth appearance, uniform corner and edge, pure color and luster and accurate size

1)Silicon oxide is above 95%.

2) Good acid erosion resistance.

3) High softening point with temperature.

4) No shrink in burn repeatedly.

5) Temperature of refractoriness under load is above 1650º C

Stable Capability, High Quality, Excellent Service, Competitive price is the most important advantage of our products



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