PIR foam / PU foam /Phenolic foam sandwich Air Duct board

PIR PIR air duct panel:

Thickness of panel: 20mm
Density of polyure: 52kg/m3
Compressive strength:200 N/mm2
Thermal conductivity: 0.0117W/m.C
Flame retardant: Class 0
Friction coefficient: 0.0135
Weight: 1.46kg/m2
Working temperature: -60~+80C
Humidity: 0~100%
Pressure in duct max: 2,000 Pa
Air flow max: 12m/s 

The products have exported to many countries and areas,such as Iran,Korea,India,Lebanon,

Cyprus,Singapore,USA,Thailand,Myanmar,Canada,Japan,Austrilia,England,Sri lanka,Sierra Leone,

Bahrain.Norway.......