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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 |
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