physical characters
Density (average) g/cm3
1.1±0.5
Flexural strength (Mpa)
≥7
Thermal conductivity (W/(w.k))
≤0.20
Wet expansion rate
Nail-holding performance (N/mm)
≥40
Impact strength (kJ/m2)
≥2.0
Formaldehyde content (mg/L)
0
Asbestos content
asbestos free; HJ/T 223-2005
Smoke toxicity
Safety level (AQ1); GB/T 20285-2006
Frost resistance
25 freeze-thaw cycles, without cracking,
delamination and falling off
Combustibility
A1; GB 8624-2012
Fire resistance time
1-4 hours according to different t
hickness and installation combination