Items | Item | Model | Standard |
TR7.5 TR10 TR15 | |||
Compressive strength | kPa | ≥40 ≥60 ≥80 | GB/T 13480 GB/T 25975 |
Tensile strength | kPa | ≥7.5 ≥10 ≥15 | GB/T 25975 |
Thermal conductivity | W/(cm3) | ≤0.040 | GB/T 10295 |
Acidity coefficient | -- | ≥1.8 | GB/T 5480 |
Flammability | -- | Grade A1 | National Standard8624 |
Hydrophobicity | % | ≥98.0 | GB/T 10299 |
Volume water absorption | % | ≤5.0% | GB/T 5480 GB/T 25975 |
Short-term water absorption (partial intrusion) | kg/m3 | ≤0.4 | GB/T 25975 GB/T 30805(Draining method) |
Moisture absorption | % | ≤1.0 | GB/T 5480 |
Dimensional stability | % | ≤1.0 | GB/T 25975 GB/T 30806 |
Meltdown temperature | ℃ | 1000 | -- |
Right angle deflection | mm/m | ≤5 | GB/T 5480 |
Flatness tolerance | mm | ≤6 | GB/T 5480 |
Fiber average diameter | μm | ≤6.0 | GB/T 5480 |
Environmental protection | -- | Asbestos-free;CFC, HCFC, HFC-free | -- |