Willing International has already exported different kinds of panel, Such as Polystyrene Sandwich Panel, Rock Wool Sandwich Panel and Polyurethane Sandwich Panel Features (Polyurethane Sandwich Panel):1) Lightweight: only 10 - 14kg/m2, this installation is convenient and flexible; not requiring large-scale lifting devices, and thus lowering buildingcosts2) High intensity and large rigidity ensures suitability for weight-bearing structures and for supporting and protective structures3) Temperature retention and heat insulation: good thermal insulation, with average coefficient of thermal conductivity is 0.018 - 0.022W/mk4) Cold and heat resistance: perfect temperature resistance deformation from -110ºC to 120ºC 5) Dimensional stability6) Non-water absorbent7) Aesthetically pleasing appearance8) Durable 9) Environmentally friendly
