SiO2 content: Above 95%.
Al2O3 content: Below 1.0%.
Usage: Hot-blast stove.
Our factory product various kinds of refractory products. The products can be made according with the customers' requirement.

Advantage:
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.