Polyisocyanurate PIR panel
|
Parameter
|
Core density(Kg/m³)
|
>37kg/m3
|
Oxygen index
|
30%
|
Heat conductivity(W/m·k)
|
≤0.024
|
Moisture absorption rate
|
≤3
|
Size stability%(70±2℃ 48h)
|
≤1
|
Compressive strength
|
≥150
|
Flame retardant
|
B1
|
Bending(mm)
|
≥6.5
|
Vertical tensile strength(Mpa)
|
≥0.10 damage in the core |