It is made with polystyrene. It’s sealed and foamed structure helps to have many advantages, including high resist conpression, waterproof, moisture proof, air proof, light  weight, long service life and low conductivity factor and so on.
Thickness: 20mm-70mm(special for 80mm-120mm)
Width: 450mm-1200mm
Length: 1200mm-1300mm
1. Compressive Strength: ≥200kpa
2. Density:  30-40kg/m3
3. Thermal Conductivity:  0.028
4. Dimensional stability:  ≤1.0
5. Water Absorbability:  ≤0.5
6. Moisture Permeability:  ≤3.0
insulation, insulation products