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Calcium silicate 220 is engineered using inorganic siliceous and calcareous materials, processed through advanced high-temperature and high-pressure hydrothermal reaction technology. This product is ISO9001 certified and demonstrates exceptional performance at temperatures up to 650ºC.
One of the most significant advantages is its ability to provide superior protection to pipelines due to its ultra-low chloride ion content. Through continuous technological advancement, thermal conductivity has been successfully reduced from 0.065 to 0.049.




| Description | Calcium Silicate Insulation Series | |
|---|---|---|
| Maximum Use Temperature (ºC) | 650 | |
| Density (kg/m³) | 230±10% | 250±10% |
| Modules of Rupture (MPa) | ≥0.30 | ≥0.45 |
| Compressive Strength (MPa) | ≥0.50 | ≥0.60 |
| Thermal Conductivity (100ºC) | ≤0.057 | ≤0.062 |
| Thermal Conductivity (400ºC) | ≤0.098 | ≤0.109 |
| Description | High Temp Insulation Board | ||
|---|---|---|---|
| Maximum Use Temperature (ºC) | 1000 | ||
| Chemical Composition | SiO2: 46-48% | CaO: 39-41% | MgO: 0.5-0.7% |
| Density (kg/m³) | 230±10% | 250±10% | 270±10% |
| Compressive Strength (MPa) | ≥0.75 | ≥0.85 | ≥0.95 |
| Thermal Conductivity (600ºC) | ≤0.132 | ≤0.136 | ≤0.138 |
This insulation is widely utilized in industrial projects involving tanks, tank bases, pipelines, vessels, and cryogenic ships. It is ideal for the following sectors:


The high-temperature series can withstand up to 1000ºC, while the standard series is rated for 650ºC.
Yes, the product is asbestos-free and does not contain toxic substances like sulfur or chlorine, making it safe for both hygiene and the environment.
Our material features super-low chloride ion content, which provides exceptional protection against corrosion for the pipelines it insulates.
Yes, while it is best kept dry, the material can be reused and will maintain its performance after it has been properly dried.
Not at all. The material is designed for easy construction and can be cut or shaped using standard carpenter tools.
The production process and the product itself have won ISO9001 certification, ensuring consistent high-quality standards.
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