Industrial Cast Big Mullite Brick Thermal Conductivity High Alumina Refractory Bricks
Quick Detail:
1, Low permanent linear change on reheating
2, Good Thermal Shock Stability
3, High dense structure
Description:
Mullite brick IS characterized by good high temperature resistance and good thermal shock resistance, whick comes into being mullite through calcine with clay, high alumina materials and ceramics.
Applications:
1, Sulfuric cracking furnace
2, Fibrous glass furnance
Specifications:
|
Item |
MU 60 |
MU 65 |
MU 70 |
MU 75 |
|
|
Chemical composition |
Al2O3 |
≥60 |
≥65 |
≥70 |
≥75 |
|
SiO2 |
≤35 |
≤33 |
≤26 |
≤24 |
|
|
Fe2O3 |
≤1.0 |
≤1.0 |
≤0.6 |
≤0.4 |
|
|
Apparent Porosity |
≤17 |
≤17 |
≤17 |
≤18 |
|
|
Bulk Density g/cm3 |
≥2.55 |
≥2.55 |
≥2.55 |
≥2.55 |
|
|
Cold Crushing Strength Mpa |
≥60 |
≥60 |
≥80 |
≥80 |
|
|
0.2Mpa Refractoriness Under Load T0.6 |
≥1580 |
≥1600 |
≥1600 |
≥1650 |
|
|
Permanent Linear Change On Reheating (%)1500X2h |
0+0.4 |
0+0.4 |
0+0.4 |
0+0.4 |
|
|
Thermal Shock Resistances 100 water cycles |
≥18 |
≥18 |
≥18 |
≥18 |
|
|
201000 Thermal Expansich10-6/ |
0.6 |
0.6 |
0.6 |
0.55 |
|
|
Thermal Conductivity (W/MK) 1000 |
1.74 |
1.84 |
1.95 |
1.95 |
|
Competitive Advantage:
- Competitive Price. Make the products competitive in your market.
- Abundant Experience. Prevent cracks and twist in bricks.
- Different Moulds. Save mould fees for you.
- Strict Quality Control. Meet clients’ quality requirement.
- Large stocks. Guarantee prompt delivery.
- Professional Packing. Avoid damage and secure the goods in transportation
