DFGLZ High alumina refractory brick use high alumina as main raw materials, it is formed by high temperature sintering through matrix strengthening with the pellet’s tight coupling and add combined binder . it has characteristics of high compression strength and refractoriness-under-load and antistripping which is suitable for the lining of CFB boiler and other thermal furnaces .
CFB boiler high alumina refractory brick
High alumina brick is widely used for Widely used in blast furnaces, Hot Blast Stove,Steel ladle lining, Reheating furnace, Cement kiln,Tunnel kiln,boiler, coke oven,carbon furnace,glass kiln , Steel smelting furnace and various kiln lining and thermotechnical equipment, etc.Our company is the specialized manufacturer and exporter of refractory and insulation materials in China. Our products mainly include High alumina brick,Fire clay brick,Heat insulating brick,Refractory castable,Refractory raw materials,primarily export to Europe, East Asia, Southeast Asia, America, Middle East, Australia and Africa etc.
- Industrial furnace, glass furnace
- Chemical industrial furnace
- Utility industry furnace lining
- Heat insulation ventilation wall
- Good thermal shock resistance.
- Resistance to High temperature, Resistance to
- Excellent compression strength
- Resistance to acid and alkali.
- Excellent heat stability.
Technical performance Index:
|Project and Grade||DFGLZ-85||DFGLZ-75||DFGLZ-65|
|Al2〇3， % ≥||85||75||65|
|0.196 refractoriness-under-load (℃)||1520||1500||1470|
|Reheating linear change rate（％) 1500°C x 2h||1500℃×2h||+0.4/-0.4|
|Apparent porosity（％)， ≤||20||22|
|Compression strength under normal temperature MPa ≥||80||70||60|
Remark: We could adjust technical performance index according to client’s working condition.
This series of light weight insulating brick has very good creep resistance ,higher breaking strength and smaller reheating linear change rate and lower heat conductivity and good thermal insulation property which is the excellent thermal insulating materials of industrial power station power and high temperature equipment. …
1.FEDEX/DHL/UPS/TNT for samples.
2.By Sea for batch goods.
3.Customers specifying freight forwarders or negotiable shipping methods!
4.Delivery Time:3 days for common shape samples;15 days for special shape samples.Within 30 days for batch goods.
1.Payment: T/T, Western Union,LC; Usually 30% paid by T/T as deposit,the rest 70% balance paid by T/T before delivery .
2.MOQ: Usually 1Tons,Customers can order certain PCS for special brick.
3.Quality Warranty: 3years.
1.On wooden pallets with plastic cover.
2.According to customer’s requirements.