1000 Celsius Calcium Silicate Insulation Board Fireproofing Door Core Board
Product Spotlights
Fireproofing door core board is a kind of calcium silicate board whichis also a kind of inorganic board with stable physical and chemicalperformance . It has many excellent features , such as high refractorytemperature , low thermal conductivity , good insulation and sound-proofeffect , low density , high strength , not deforming after longtime working , canbe arbitrary processed , asbestos free , toxic or harmful gases free under hightemperature , no smoke diffusion and so on . Thus , it is very suitable for fireproofing door core material , and is a kind of green building material . This kind of core material has been widely used in manykinds of buildings as middle and high grade fireproofing door core material . The fire resistance limit could be up to 90 minutes , oreven up to more than 120 minutes
| TECHNICAL DATE | |||
| Product type | Core board for steel door | Core board for wooden door | |
| Density | kg/m³ | 260-340 | 270-350 |
| Classification temperature | °C | 1250 | 1250 |
| Bending strength | Mpa | ≥0.6 | ≥0.7 |
| Thermal Conductivity | |||
| 1000°C | W / m.K | 0.068 | 0.072 |
| Linear Shrinkage 1000C * 3h | |||
| Length or width direction | % | ≤2 | ≤2 |
| Production Sizes | |||
| Length*Width | mm | 1080*950(±3) | |
| mm | 1060*950(±3) | ||
| Thickness | mm | 30-60(±0.5) |
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