Calcium silicate board is a highly cost-effective thermal insulation material made mainly of SiO2 and CaO materials through pulping, molding, steaming, drying and other processes. It is worth noting that Kerui mainly provides calcium silicate boards for high-temperature industrial use! This product is completely free of asbestos and is an ideal material for thermal insulation layer.
Technical Data of Calcium Silicate Board
The technical parameters of calcium silicate insulation boards are derived from Kerui laboratory data and industry data. If you need customized ceramic insulation products, please contact Kerui.
| Item | Calcium Silicate Insulation Board | |||
|---|---|---|---|---|
| Maximum Use Temperature/℃ | 1000 | |||
| Chemical Composition | ω (SiO2)/% | 46-48 | ||
| ω (CaO)/% | 39-41 | |||
| ω (Al2O3)/% | 0.39-0.42 | |||
| ω (MgO)/% | 0.5-0.7 | |||
| Bulk Density (kg/m³) | 230±10% | 250±10% | 270±10% | |
| Modules of Rupture ≥/MPa | 0.45 | 0.50 | 0.55 | |
| Compressive Strength ≥/MPa | 0.75 | 0.85 | 0.95 | |
| Permanent Linear Change/% | 1000℃*16h ≤ 2.0 | |||
| Thermal Conductivity Coefficient ≤/[W/(m·K)] | 100℃ | 0.065 | 0.067 | 0.072 |
| 200℃ | 0.075 | 0.077 | 0.082 | |
| 400℃ | 0.091 | 0.096 | 0.103 | |
| 600℃ | 0.132 | 0.136 | 0.138 | |
Comparison of Calcium Silicate Board and Ceramic Fiber Board
The high quality calcium board and ceramic fiber board have many similarities in characteristics and uses. Many customers want to know how to choose the right one. Here Kerui provides a comparison between ceramic fiber board and calcium silicate boards. You can clearly see the difference. If you have any questions, please contact Kerui.
| Comparison | Calcium Silicate Board | Ceramic Fiber Board |
|---|---|---|
| Customize | Yes | Yes |
| Easy Construction | Yes | Yes |
| Price | Lower | Higher |
| Maximum Use Temperature | 1000℃ | 1350℃ |
| Bulk Density | 220-280kg/m³ | 260-320kg/m³ |
| Thermal Shock Resistance | Good | Better |
Packing and Shipping Details about Calcium Silicate Board
Package
Use inner plastic and outside cartons, packed in pallets with heat shrink film;
Support OEM service to customize the package;
Shipment
Sample: by International express;
1-10,000pcs: 14 working days by vessel or by train ;
＞10,000pcs: negotiation.
Advantages of Calcium Silicate Board
High strength: Under the same volume density, Kerui calcium silicate plate has the highest strength among inorganic hard insulation materials;
Heat resistance: Using high-purity raw materials, the finished product can be used continuously at a high temperature of 1000 degrees;
Environmental protection: 100% asbestos-free, which avoids problems caused by asbestos fibers and other harmful substances;
Good anti-corrosion performance: Ultra-low chloride ion content protects high-temperature chemical pipelines, prolongs their service life, and reduces maintenance costs.
Application of Calcium Silicate Insulation Boards
In the working environments with low requirements, the Cal Sil board is an ideal alternative for ceramic fiber board.
It is widely used in thermal insulation and fireproofing and sound insulation of equipment pipelines, walls and roofs in the fields of electric power, metallurgy, petrochemicals, ships and other fields.
Leading Calcium Silicate Board Supplier in China
KERUI REFRACTORY is one of the top calcium silicate board suppliers in China. The factory is located in the largest refractory products zone in China – Xinmi City, Henan Province. Learn more details about:
Superior Materials
Chemical raw materials such as Al2O3, SiO2, CaO and ceramic fiber cotton all come from high-quality production areas. There are rich mineral resources near the factory. More importantly, the production bases of ceramic fiber raw materials include Inner Mongolia, Xinjiang, Suzhou, Shandong, Guiyang, etc.
High Production Efficiency
Kerui factory has introduced highly automated intelligent production lines. Therefore, Kerui is able to guarantee a stable supply. If you’re glad to know more information, please follow Kerui Pinterest board.
Strict Quality Control
In the calcium silicate board factory, Kerui has set up more than 10 quality control points. From the warehousing of raw materials to the final inspection of finished products, there are strict controls.
Good Reputation
This product have been exported to more than 50 countries around the world due to their high quality and competitive calcium silicate board prices. In addition, world-renowned companies have chosen Kerui as their long-term partner, including RUSAL, ALBA, CHALCO, POSCO, PSM, etc.
