Overlapping type Polyurethane roof sandwich panel:
Insulated (Polyurethane) Panel
Size of panel:
2-12 M Length And 1 M Standard width, 50mm & 75mm Polyurethane Thickness
Polyurethane Specification:
Core Density: 40Kg./M3 +/-2
Fire Resistance: B1 B2 B3
Roof insulation panel | |
width | 1000mm min |
Wight | 15-20kg/M 2 |
Length | According to customer request(Max length: 4 meters) |
Structure |
Upper and lower layer:
PPGI,SS steel,Al-Mg-Mn steel
Core: Waterproof rock wool |
Thickness |
Color
coated
steel sheet: 0
.
4
- 0.
7
mm
core thickness: 50/75 mm |
Color | RAL Standard |
Advantages | Light in weight, hear insulation, water resisting, green and environmental |
Characteristics |
For wall of large size factory buildings, storages,
exhibition halls, gymnasiums etc. sandwich panel |
Core material | Polyurethane | Rock wool | Glass wool | EPS |
Core categories | organic | inorganic | inorganic | organic |
Fire proof grade | B1 | A | A | B2 |
Heat conductivity coefficient | ≤0.023/≤0.02 | 0.04-0.055 | 0.035-0.055 | 0.042 |
Oxygen index | ≤30% | ≤30% | ||
Density (kg/m3) | 40-43 / 40-50 | 110-130 | 15-70 | 8-20 |
Temperature tolerance (ºC) | 40-43 / 40-50 | 800 | 550 | -40 + 90 |
Water absorbtion | 2% | > 200% | > 200% | 2% |