Sandwich panels, consisting of two layers of formed metal panels (or panels of other materials) and a foam core directly in the middle of the panels.Matured and molded polymer insulation core, easy to install.Lightweight.High efficiency.

sandwich panel price

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Sandwich panels are currently priced at $70 a cubic yard.

Sandwich panel production

Sandwich panels are made by (1) preparing the upper .Lower surface layer.(2)Impregnate non-woven fabric.(3) Paste impregnated non-woven fabric.(4) Preparing the foaming material.(5) Prepare curing agent.(6) Applying the upper. non-woven layer (2) with the non-woven layer.The lower and upper layers of the non-woven layer (2) are laminated at intervals, and the foaming material obtained in step 4 is mixed with the curing agent obtained in step 5.The mixture is sprayed between the upper and lower layers, and the product is shaped, foamed and cured according to the conventional method.Foaming and curing process to obtain the product.This product has strong adhesion and can prevent corrosion.