Product Description:
◎High temperature resistant calcium silicate thermal insulation products, with high heat-resistant temperature, strong thermal insulation performance, low bulk density, high specific strength, good durability, convenient construction and other excellent characteristics. It can be widely used in energy-saving insulation projects of industrial kilns.
Product Features:
◎Ultra-low bulk density
◎Excellent heat insulation performance
◎Excellent compressive strength
◎Green and environmentally friendly building materials products
typical application:
Non-ferrous metal industry backing insulation
Low temperature insulation in metallurgical building materials equipment
Insulation filling in ship and fire door industry
Environmental protection green fireproof building materials
Technical index:
| Physical properties | unit | Calcium silicate board | National standard GB/T10699-1998 | Japanese standard JISA9510-1995 | |||
| RDGW-17 | RDGW-20 | RDGW-23 | RDGW-25 | ||||
| density
| kg/m3 | 170 （±10%） | 200 （±10%） | 230 （±10%） | 250 （±10%） | ≤220, ≤270 | ≤220 |
| Flexural strength
| MPa | ≥0.25 | ≥0.35 | ≥0.50 | ≥0.55 | ≥0.30 | ≥0.30 |
| Thermal Conductivity
| W/m.k | ≤0.048 +0.00011t | ≤0.050 +0.00011tt | ≤0.056 +0.00011t | ≤0.060 +0.00011t | ≤0.060 (100℃) | ≤0.060 (70℃) |
| Operating temperature
| ℃ | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| Linear shrinkage
| % | ≤2 (1000℃,16hrs) | ≤2 (1000℃, 16hrs) | ≤2 (1000℃, 16hrs) | ≤2 (1000℃,16hrs) | ≤2 (1000℃,16hrs) | ≤2 (1000℃, 3hr) |
