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High alumina refractory checker brick for air heating furnace
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Product Details
| Place of Origin | Henan, China | Shape | Brick | |
| Material | Alumina Block | SiO2 Content (%) | Standard | |
| Al2O3 Content (%) | 55%-85% | MgO Content (%) | 0.8-1.2 | |
| CaO Content (%) | 0.34% | |||
| CrO Content (%) | 0.1~0.3% | SiC Content (%) | 0.00% | |
| Model Number | LZ-48/LZ-55/LZ-65/LZ-75 | Brand Name | Dengda |
Product Description
High alumina refractory checker brick for air heating furnace
High alumina refractory checker brick for air heating furnace
1 Al2O3: 55~85%
2 Standard size in stock
3 Special shape available
4 Factory supply&Reliable quality
High alumina refractory checker brick for air heating furnace
Category of high alumina refractory brick :
a) According the shape and size, it can be divided into standard brick, general brick and abnormal shape brick.
b) According the content of the Al2O3, it can be divided into LZ-55,LZ-65,LZ-75,LZ-80.
High alumina refractory checker brick Physical andChemical Indicators:
Items | Index | |||
LZ-75 | LZ-65 | LZ-55 | LZ-80 | |
Al2O3 %,≥ | 75 | 65 | 55 | 80 |
60 | 50 | 44 | 65 | |
Apparent Porosity, % ≤ | 22 | 23 | 22 | 21 |
Refractoriness Under Load, °C ≥ | 1520 | 1500 | 1470 | 1550 |
Linear Change on Rehearting,[1500°C×2h]% | +0.1-0.4 | +0.1-0.4 | +0.1-0.4 | +0.1-0.4 |
Refractoriness, °C ≥ | 1790 | 1790 | 1770 | 1790 |
High alumina refractory checker brick Packaging & Shipping
The bricks are packed on wooden pallet with papers in each layer and PP film wrapped outside of the whole pallet.
Zhengzhou Dengda Electric Melting Charging Co., Ltd. has always aimed at the international and domestic refractories trends and the new technology, establishing the partnership with a number of universities and research institutes in terms of technological cooperation. With the municipal testing center and R & D institutions, it has strong capabilities in researching and developing new products.
The company is located in the hinterland of the Central Plains, adjacent to the Zhengzhou International Airport and Beijing-Guangzhou, Longhai railway lines, where the traffic is convenient and communication facilities are consumate. Moreover, this territory rich in mineral resources of good quality. Such unique conveniences provide excellent natural conditions for the production and development of refractory materials.
The company has all kinds of production equipment and testing equipment, with an annual output capacity of 200,000 tons of a wide variety of refractory materials. The main products are:
1.Al2O3-SiO2 series of products: including silica mullite brick, high al brick resistant to spalling, low porosity fire clay bricks. fire clay and high alumina, corundum, phosphate high alumina bricks, brick resistant to aikali, brick resistant to acid, silicon carbide products, etc.
2.A series of basic bricks including environmental protection composite brick, toughness composite brick, direct bonded magnesia chrome brick, modified direct bonded magnesia chrome bricks, iron-magnesia composite spinel brick.iron-magnesia spinel, periclase-spinel brick. MgO-Al2O3 spinel brick, fused rebounded magnesia-chrome birck. fused semi-rebonded magnesia-chrome brick, AZS brick, refractory ball, etc.
3.Un-shape products including chemical electric power, metallurgical, building materials fields with all kinds of ramming material, low cement castable, high Strength Alumina materials, high strength steel fiber reinforced castable, castable resistant to alkali corundum castable. mullite castable, ceramic coal and paint resistant to wear, gunning refractory mix. etc.
4.Insulation materials Including high alumina heat insulation brick, mullite heat-insulation bricks, fire clay insulation brick, alumina hollows ball brick, light weight heat-insulation castable and various types of calcium silicate Board, ceramic fiber board and blanket etc.
If you are interested in our products or if you have any question, pls feel free to contact us at any time. We will reply as soon as possible.
Contact Us
- Zhengzhou Dengda Electric Melting Charging Co., Ltd.
- Contact nameCindy Tan Chat Now
- Phone86-371-55950822
- AddressXinmi, Chaohua Town, Zhengzhou, Henan
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