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Our calcium silicate 220 is produced using inorganic siliceous and calcareous materials, treated through specialized technology such as high-temperature and high-pressure hydrothermal reactions. The product is ISO9001 certified and demonstrates exceptional performance at temperatures up to 650ºC.
The most significant advantage is its superior protection for pipelines due to its ultra-low chloride ion content. Through advanced production technology, we have successfully optimized the thermal conductivity from 0.065 to 0.049.






| Description | CALCIUM SILICATE INSULATION BOARD / PIPE | |
|---|---|---|
| Maximum Use Temperature (ºC) | 650 | |
| SiO2 Content (%) | 37-42 | |
| CaO Content (%) | 29-34 | |
| Density (kg/m³) | 230±10% | 250±10% |
| Compressive Strength (MPa) | ≥0.50 | ≥0.60 |
| Thermal Conductivity (100ºC) | ≤0.057 | ≤0.062 |
| High Temp Description | 1000ºC CALCIUM SILICATE BOARD | ||
|---|---|---|---|
| SiO2 Content (%) | 46-48 | ||
| CaO Content (%) | 39-41 | ||
| Density (kg/m³) | 230±10% | 250±10% | 270±10% |
| Compressive Strength (MPa) | ≥0.75 | ≥0.85 | ≥0.95 |
Commonly applied in insulation projects such as: tanks and tank bases, pipelines, vessels, equipment, cryogenic ships, and more. It serves the petroleum, chemical, refrigeration, shipbuilding, and construction industries. It performs reliably in severe environments, including cryogenic, high temperature, underground, and chemical-heavy settings.


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