... : CN;SHN 4.Thickness:40mm-200mm CharacteristicsPU sandwich panel 1. Heat and sound insulation. Temperature suitable ... cold storage, mobile house, etc. Specification: PU sandwich panel indexConcept1.originally founded in the 1980s,Wiskind group has ... versatile prefabricated building, flame-retardant honeycomb sandwich panel, insulated metal curtain wall panel and roof automatic ventilator have got ...