PRODUCTS
Mullite insulation brick
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Introduction
Product selling point:It has extremely excellent high temperature volume stability and thermal insulation characteristics; and high strength, low thermal conductivity, direct contact with the flame and so on.
Product introduction:Can be used in metallurgy, ceramics, petroleum, chemical and other industries furnace lining (not by molten liquid erosion) and insulation layer, is an ideal energy-saving products.
physical and chemical index
| Serial Number |
Project |
ZKMG23 |
ZKMG26 |
ZKMG28 |
ZKMG30 |
ZKMG32 |
||
| 1 |
chemical composition |
Al2O3/% |
40 |
55 |
65 |
70 |
77 |
|
| 2 |
Fe2O3/% |
1.0 |
0.8 |
0.7 |
0.6 |
0.5 |
||
| 3 |
Physical Performance |
Bulk density/(g/cm3） |
0.55 |
0.85 |
0.95 |
1.05 |
1.35 |
|
| 4 |
Normal temperature compressive strength/(MPa) |
1.0 |
2.5 |
3.0 |
3.0 |
3.5 |
||
| 5 |
Heating permanent line change/% |
Test temperature T/℃ |
1200℃ |
1400 ℃ |
1510 ℃ |
1620 ℃ |
1730 ℃ |
|
| 6 |
Xmin~Xmax |
0.5~-1 |
||||||
| 7 |
Thermal conductivity/average temperature ℃ ≤ |
0.20 |
0.30 |
0.37 |
0.44 |
0.60 |
||