Silica Insulation Brick

1. Great Thermal Mechanical Strength;

2. Strong Acid Slag Erosion Resistance;

3. Good Thermal Stability;

4. Lower Thermal Conductivity;

5. Lightweight and Energy-saving;

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Technical Data

Item/Grade		GGR-1.00	GGR-1.10	GGR-1.15	GGR-1.20
ω (SiO₂) ≥/%		91	91	91	91
Bulk Density ≥/(g/cm³)		1.00	1.10	1.15	1.20
Cold Crushing Strength ≥/MPa		2.0	3.0	5.0	5.0
Permanent Linear Change On Reheating ≤/℃	1500℃, 2h	/	/	0.5	0.5
Permanent Linear Change On Reheating ≤/℃	1450℃, 2h	0.5	0.5	/	/
0.1MPa Refractoriness Underload ≥/℃		1400	1420	1500	1520
Thermal Conductivity Coefficient ≤/[W/(m·K)] (Average Temperature 350±10℃)		0.55	0.60	0.65	0.70

Applications of Silica Insulation Brick

Commonly used in coke oven insulation layers, glass kiln vaults, hot blast furnace walls and domes. It does not directly contact high-temperature molten materials and alkaline gas working layers.

For Better Service, We Need to Know:

1.Target Refractory Product Type: Grade/Size/Shape/Temperature, etc.;

2.Application and Operating Requirements: Cement Kiln Lining/ Permanent Ladle Layer/Acid Resistance, etc.;

3.Required Quantity and Procurement Time: eg. Buy 1 ton and Procurement in 3 Months;

4.Your Company Type: End User/Trader/Contractor...;