Precast block
Precast block
|
material quality |
corundum |
mullite |
High alumina |
|
model |
KH-GY |
KH-ML1 |
KH-ML2 |
KH-ML3 |
HK-GL |
%
Chemical componet |
Al2O3≥ |
80 |
55 |
60 |
65 |
65 |
|
CaO≤ |
1.5 |
2.5 |
2.5 |
2.0 |
2.4 |
g/cm3，≥
Bulk density |
110℃×24h |
2.7 |
2.3 |
2.4 |
2.4 |
2.4 |
Mpa，≥
Flexural strength |
110℃×24h |
6 |
6 |
6 |
6 |
6 |
|
1145℃×3h |
12 |
9 |
10 |
11 |
10 |
Mpa，≥
Compressive strength |
110℃×24h |
50 |
30 |
30 |
35 |
35 |
|
1145℃×3h |
70 |
50 |
55 |
60 |
60 |
%
Reheating liner change rate |
110℃×24h |
±0.1 |
±0.1 |
±0.1 |
±0.1 |
±0.1 |
|
1145℃×3h |
±0.5 |
±0.5 |
±0.5 |
±0.5 |
±0.5 |
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Henan Guangda Refractories Co., Ltd is a high-tech enterprise which is dedicated to the refractory materials research and development, production, trade and engineering. Our company owns a professional technical research and development team that has been engaged in the refractory materials for decade years, owns advanced production equipments and testing equipment with the excellent marketing team. Our company has a sound management system for the market development and after-sale service. We will, as always, insist on the principle of quality first, customer first, putting quality and customers first, wholeheartedly provide the best quality......
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