Andalusite Refractory Brick HD
Specifications
We can supply Andalusite refractory brick HD ,Alumina hollow ball brick acid resisting brick, refractory brick.Andalusite refractory brick HD Detailed Product Description
Our company passed ISO 9001 quality certificate in the year 2000. With the aid of stringent quality assurance systems, powerful technology & advanced equipments, our products enjoy good reputation in the world.
The acid resiting brick have the most competitive price,good quality,safty packing,prompt delivery time,and excellent after-sales services.
Andalusite refractory brick HD with the following specifications:
Item: |
HB |
HD |
HS |
DE |
|||
Al2O3 % |
≥65 |
≥53 |
≥57 |
≥55 |
|||
Fe2O3 % |
≤0.8 |
≤1.0 |
≤0.8 |
||||
TiO2 % |
≤0.5 |
≤0.6 |
≤0.5 |
||||
K2O+Na2O % |
≤0.6 |
≤1.2 |
≤0.6 |
≤1.2 |
≤0.6 |
≤1.2 |
≤1.0 |
Impurity % |
≤0.7 |
≤0.7 |
≤0.7 |
||||
Apparent porosity |
≤20 |
≤20 |
≤20 |
≤24 |
|||
Bulk density g/cm³ |
≥2.45 |
≥2.35 |
≥2.40 |
≥2.40 |
|||
Cold crushing strength MPa: |
≥50 |
≥40 |
≥40 |
≥40 |
|||
Modulus of rupture MPa: |
≥18 |
≥15 |
|||||
Refractoriness under load |
T0.5≥1520 T2≥1630 |
T0.5≥1350 T2≥1490 |
T0.5≥1470 T2≥1580 |
T2≥1580 |
|||
Creep% (0.2Mpa×50h) |
1500×(2050)h ≤0.2 |
1350×(2050)h ≤0.2 |
1400×(2050)h ≤0.2 |
1450×(2050)h ≤0.2 |
|||
Permanent linear change % |
1500×4h ±0.2 |
1400×4h ±0.2 |
1500×4h ±0.2 |
1500×4h ±0.2 |
|||
Thermal shock resistance(cycles) |
≥20 |
≥20 |
≥20 |
||||
Andalusite refractory brick HD advantage:
1. Good Cold Crushing Strength 2. High Refractoriness Under Load 3. Good Thermal Shock Resistance 4. Low Reheating Linear Rate It is the substitute of high alumina refractory brick. It is widely used in the important zones of the furnace.
The service of the refractory brick HD :
We can guarantee the quality of the Andalusite refractory brick HD with the competitive price. We will try our best to satisfied the requirement of the customer about the Andalusite refractory brick HD products. We do not want to do the one-shot business of the Andalusite refractory brick HD . We also can provide some samples of the Andalusite refractory brick HD products .
The delivery of the samples of the Andalusite refractory brick HD products:
The picture of the Andalusite refractory brick HD products:

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