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With density range 750-900kgs/cbm, high density calcium silicate insulation board is developed for the non-ferrous industry used for feeding, casting and molding of molten aluminum and other non-ferrous metals. The high density calcium silicate insulation board also can be used for clamping fixture of glass industry. In addition to its insulation, its characteristic of non-stick aluminum exerts a large. Superior strength and good process ability make it the preferred material for precision CNC machined parts and complex components.
Application
Car glass modular bricks Down spouts Shutter rod Floats Lining Riser inserts Sprue bush Precast shapes
PRODUCT FEATURES
Free-asbestos High temperature resistance High strength Low thermal conductivity Non-wetting Thermal shock resistance Excellent machining property.
Technical Data
ITEM | UNIT | NR-80 | NR-85 |
Density | Kg/m³ | 810 | 860 |
Modulus of rupture | MPa | ≧5 | ≧6 |
C.C.S | MPa | ≧10 | ≧12 |
Thermal Conductivity, Mean Temp. | |||
200°C | W/m°K | 0.13 | 0.14 |
400°C | W/m°K | 0.15 | 0.16 |
500°C | W/m°K | 0.15 | 0.16 |
Loss on ignition | % | <8 | <8 |
Thermal shrinkage, 1000℃ X 24hrs | |||
For Length or Width | % | 0.5 | 0.4 |
For Thickness | % | 1.4 | 1.3 |
Screw Holding Strength, 22mm penetration | Kg | 105 | 110 |