... of insulation sandwich panel, it is widely used in the cold storage project, housing insulation. Detailed ... sandwich panel is usually adopting groove and tongue plug-in style. It has the advantages of being ... , 100mm, 120mm, 150mm, 200mm etc. for choice3.Length (mm): For continuous foaming production, the length of the ... 40kg/m3,40~42kg/m3,42~45kg/m3 for choice Any enquiries, kindly feel free to contact ...