Air duct insulation phenolic board | numerical value |
density(kg/m3) | 50~55 |
Thermal conductivity(W(M)) | 0.020~0.029 |
Smoke density grade(%) | 6 |
compressive strength(Kpa) | ≥150 |
working temperature(°C) | -140~160 |
Bending fracture force(/N) | 34 |
Water absorption(%) | <1.5 |