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Chrome corundum brick

Chrome corundum bricks are used by our company according to the requirements of nonferrous smelting Osmat furnace, side blowing furnace, zinc powder electric furnace and zinc volatilization kiln.

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Refractory materials for non-ferrous metals

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Product Introduction

Chrome corundum brick is a high-grade refractory material with intellectual property rights (patent number ZL 201210006881.9) independently developed by our company according to the use requirements of non-ferrous smelting Osmat furnace, side blowing furnace, zinc powder electric furnace and zinc volatilization kiln. The product is made of corundum and chromium oxide as the main raw materials, added with special nano materials, and made by special process. The high-temperature structure of the product is stable and compact, with high strength, anti-erosion, erosion resistance and other characteristics, and has a strong resistance to different slag.

Brand Index	HTGC-5	HTGC-12	HTGC-20	HTGC-25
Al₂O₃+Cr₂O₃ (%)≥	93	93	93	93
Cr₂O₃ (%)≥	5	12	20	25
The apparent porosity A · P(%) ≤	18	18	18	18
Bulk density B · D(g/cm³)≥	3.10	3.25	3.40	3.45
Normal temperature compressive strength C · C · S(MPa)≥	100	110	120	120
0.2MPa load softening temperature R · U · L(To.6 ℃)≥	1700	1700	1700	1700
Thermal shock resistance T · S · R(950 ℃ air cooling times) ≥	80	80	60	60