yixing xinwei leeshing refractory materials co.,Ltd
Excellent quality, Customer first, Common development
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high alumina silica refractory bricks kiln use refractory fire bricks
High alumina bricks kiln use refractory fire bricks have great features like high temperature performance, great corrosion and wear resistance, high bulk density, low iron content, etc.
| Item/Grade | High Alumina Refractory Brick | |||
| SK-36 | SK-37 | SK-38 | SK-40 | |
| Al2o3% (≥) | 55 | 65 | 70 | 82 |
| Fe2o3% (≤) | 2.0 | 2.0 | 2.0 | 2.0 |
| Refractoriness (SK) | 36 | 37 | 38 | 40 |
| Refractoriness under load, 0.2MPa, ℃ (≥) | 1450 | 1480 | 1530 | 1600 |
| Porosity(%) | 20-23 | 20-23 | 20-22 | 18-20 |
| Density(g/cm3) | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength, MPa (≥) | 45 | 50 | 60 | 70 |
Company profile
Refractory Industry is one of pillar industries in China Rare-Earth Holding Group. Beneath its 100% holding, there are two subsidiaries: Yixing Xinwei Leeshing Refractory Material Co., Ltd and Wuxi Xinwei Pan-Asia High-Temperature Ceramics Co., Ltd, professionally work on medium-to-high grade refractory material research, development, produce and project construction.
For many years, the company has followed the developping steps and trend of international and domestic refractory material markets closely, invest a huge sum of money to expand and reconstruct, explore and surmount in development constantly. Under support and help of numerous closed cooperative partner at home and abroad, under staff sincerely uniting and hard working, the company has already become one of the important bases that produce the medium-to-high grade refractory material at home
Production Capacity
The company can produce the refractory material products of 178 product brands under eight major series, the annual production capacity is up to 100,000 tons, among them, 60,000 tons of fired products medium-to-high gradly, 20,000 tons of unfired products, 20,000 tons of unshaped refractory materials. The company enjoys the power to engage in import and export trade on its own account, the products find a good sale in Japan, Korea S., Russia, Australia, U.S.A. etc. . Company refractory exported account take advanced position in domestic!
Process Equipment
At present company's equipment level had been equal to that of international large refractory company and detailed showed as followings: On shaping equipment, more than 60 high pressure press(From 260T~1250T),one 24000T Isostatic press; on fire equipment, four ultra-high temperature tunnel furnace and many down-draft furnace; on mold-making equipment, 20 various kinds of lathe, miller, planer and grinder and several heating furnace.