Truck refrigeration freezer box complete cold room is established six PU foam insulation panels with 75mm to 100mm thickness . The Hardwares are 304 stainless steel; Aluminum Profile and Stainless Wrap Angle. The body and the Channel Steel Sub-frame are fixed together with high strength adhesive and screws.
The Insulation Layer is a kind of new type foam – with virtually zero thermal conductivity. Density of the PU is all 42kg/m3, which meets the national AAA standard.
Both inside and outside the sandwitch panel is coated with Handmade FPR, which is 2mm thick. Panels are made by high pressure vacuum technique of Italy