| Categories | High Alumina Brick |
|---|---|
| Place of Origin: | Zibo, China |
| Brand Name: | Laurel |
| Certification: | ISO9001 |
| Model Number: | Laurel-03 |
| MOQ: | 20ton |
| Price: | FOB:USD225~530/TON |
| Packaging Details: | packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages |
| Delivery Time: | 20~30 days |
| Payment Terms: | T/T;L/C |
| Supply Ability: | 10000 ton/Year |
| Cold Crush Strength: | 20-80Mpa |
| Application: | high temperature industrial furnaces |
| Working Temperature: | 1250-1350 |
| Creep Rate: | less than 0.3% |
| Al2O3 Content: | 70-90% |
| Processing Service: | firing |
| Sio2 Content: | less than 2% |
| Refractoriness Under Load: | greater than 1500°C |
| Usage: | industrial furnace |
| Thermal Shock Resistance: | good |
| Raw Material: | High Alumina Bauxite |
| Feature: | Thermal Shock Resistance |
| Fe2O3 Content: | less than 2% |
| Apparent Porosity: | less than 22% |
| Thermal Conductivity: | less than 2.5 W/m·K |
Low Iron Content High Alumina Brick Higher Density Thermal Insulation
The most competitive price,good quality,safty packing,prompt delivery time,and excellent after-sales services.
Lower ferric Oxide,lower porosity,higher refractoriness,higher density,higher CCS and exact tolerance.
Specifications:
Ordinary High alumina brick
Item | HA60 | HA70 | HA75 | HA80 |
AL2O3(%) | ≥60 | ≥70 | ≥75 | ≥75-80 |
SIO2(%) | 32 | 22 | 20 | ≥18 |
Fe2O3(%) | ≤1.8 | ≤1.8 | ≤1.8 | ≤1.8 |
Refractoriness °C | 1790 | ＞1800 | ＞1825 | ≥1850 |
Bulk density,g/cm3 | 2.4 | 2.45-2.5 | 2.5 | 2.55-2.6 |
Softening temperature under load | ≥1470 | ≥1520 | ≥1530 | ≥1550 |
Apparent porosity,% | 22 | ＜21 | ＜21 | ＜20 |
Cold Crushing strength Mpa | ≥45 | ≥50 | ≥54 | ≥60 |
Phosphate bonded high alumina bricks
Item | LAP75 | LAP77 | LAP85 |
AL2O3 % | ≥75 | ≥77 | ≥80-85 |
Fe2O3 % | ≤3.0 | ≤3.0 | ≤1.8 |
Ca0 % | ≤0.6 | ≤0.6 | ≤0.6 |
Refractoriness °C | ≥1800 | ≥1800 | ≥1850 |
Bulk density g/cm3 | ≥2.65 | ≥2.70 | ≥2.80 |
Cold crushing strength MPa | ≥60 | ≥64 | ≥110 |
Refractoriness under load 0.2MPa °C | ≥1350 | ≥1300 | ≥1350 |
Application | Used for high temperature parts lining of cement rotary kiln | Used for Badly worn parts of cement rotary kiln | |
Description:
Laurel high alumina bricks are produced with selected bauxite chamotte by advanced process and strict quality control. The main mineral components are corundum and mullite phases. It features excellent high temperature mechanics and chemical corrosion resistance.
Features
1.Resisting high temperature
2.Great bulk density
3.Low iron content
4.Good eroding resistance
Applications:
1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln
Competitive Advantage:
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