Industrial PU Thermal Insulated Sectional Door for Cold Room

Description Sectional doors are widely used in areas with high cleanliness requirements, such as factories, medicine, food, electronics, Printing, supermarkets, etc. The doors have a beautiful appearance, with features of high strength, low noise and insulation properties.Technical data: Industrial Sectional Door Max dimension Automatic PU Foam Insulated Garage door with Pedestrian Doorwidth * height 12000mm*8000mm Power supply 220±10%V, or 380V, 50/60Hz, IP55 Opening and closing speed 20-40cm/s Door panel thickness 40mm/50mm/75mm/100mm/Back rib door PU Denisity  48±2kg/m 3 Wind resistance 28-35m/s (Class 10-12) Sound insulation level 24DB Water tightness 30Pa K Value 1.5W/M2.K Thermal Conductivity