86-0371-55682180
No. 4 Group, Chuling Village, Chaohua Town, Xinmi, Henan, China (Mainland)
Physical and chemical index
| Items | Technical Data | ||||
International code name | SK35 | SK36 | SK37 | SK38 | SK40 |
Chinese code name | LZ-48 | LZ-55 | LZ-65 | LZ-75 | LZ-80 |
Al2O3 min % | 48 | 55 | 65 | 75 | 80 |
Fe2O3 max % | 2 | 2 | 2 | 2 | 2 |
Refractoriness oC min. | 1750 | 1770 | 1790 | 1790 | 1790 |
Refractoriness under Load C min. | 1420 | 1470 | 1500 | 1520 | 1530 |
Permanent Linear Change % | 1450 C×2h | 1500 C×2h | 1500 C×2h | 1500 C×2h | 1500 C×2h |
+0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | +0.1~-0.4 | |
Apparent Porosity max. % | 22 | 22 | 23 | 23 | 21 |
Cold Crushing Strength mim. | 39 | 44 | 49 | 54 | 65 |
Note :
Size Tolerance : + / - 1.5 % or + / - 2 Mm Which Ever is Greater
Above Specified Values Relate to Machine Pressed Standard Bricks.
P L C Values are for Specimens Heated At Given Temp. for 2 Hours
1. Product definition:
High alumina firebrick is a kind of alumina silicate refractory whose content of alumina is not less than 55%.By alumina content of bauxite or other alumina
High raw materials are formed by moulding and calcining.
2. Product features:
Thermal stability, high refractoriness in above 1790 ℃, high refractoriness under load can reach above 1480 °, good slag resistance, good thermal shock stability,
Acid and alkali resistance, high temperature creep rate low, high temperature strength characteristics, belong to the high refractory.
3. Product classification:
High-alumina bricks are generally divided into four grades according to different content of alumina
4. Product use:
The first-grade high-alumina firebrick is mainly used for electric furnace cover (top), blast furnace (body), hot air furnace partition wall, steel ladle lining and steel barrel.
The inner lining of various thermal kilns, such as iron water truck, cement kiln, glass kiln, etc.Widely used in ironmaking, steelmaking, chemical industry, cement and other industries.
Workshop corner
Henan hongtai kiln refractory co., LTD. Is well aware that there are thousands of demands from customers, which can be summarized in four aspects: reliable quality, timely delivery, reasonable price and considerate service.The company will continue to adhere to the corporate spirit of "contributing to society and serving customers" and the business philosophy of "mutual benefit, win-win, integrity, efficiency, preciseness and responsibility".Our company is willing to develop a wide range of technical exchanges with colleges and universities and colleagues from all walks of life at home and abroad in a flexible and diversified way.
Henan hongtai kiln refractory co., LTD. Main products are high alumina brick, clay brick, fused zirconium corundum brick, fireproof ball lightweight insulation brick, wear-resistant pouring material, corundum pouring material, low cement high strength pouring material, impermeable material, self-flowing material, plastic material, and various types of refractory materials.For different industries, the cement industry with anti-flaking high-alumina bricks, alkali resistant bricks, phosphate bricks;Boiler industry USES all kinds of brand wear-resisting brick, corundum brick, mullite brick and other finalizing materials.The company insists on "product quality is the life, enterprise integrity is the foundation", in the fierce market competition, won many users' trust and praise.The products are sold all over the country, as far as Vietnam, India, Korea, Pakistan, kazakhstan, Iran and other southeast Asian countries and regions.
Henan hongtai kiln refractory co., LTD. : "quality first, reputation first, customer first: it is our aim."Scientific management, strong technical force, perfect testing means, advanced technological equipment and stable product quality are the guarantee of quality service.Henan hongtai kiln refractories co., LTD sincerely hopes to cooperate with you hand in hand and in good faith.
