FAQ about sandwich panel You need to know clearly before producing polyurethane sandwich panel)

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FAQ about sandwich panel You need to know clearly before producing polyurethane sandwich panel)

Source： │ Datetime：2020-04-26

1. What is a sandwich panel?
Sandwich panel products are composed of two-layer formed metal sheet (or other material sheet) and polymer heat insulation inner core which is directly foamed and matured in the middle of the panel.

2. Why are there three layers in the sandwich panel?
The outer metal panel of sandwich panel is mainly used to decorate and protect the inner core. The inner sandwich panel is used to prevent fire, heat, moisture, light weight and high strength

3. What are the advantages of the sandwich panel?
Light weight, fire-resistant and fireproof, fast installation, beautiful appearance, heat preservation and insulation, environmental protection and noise prevention, high strength and strong plasticity

4. What is the cost of the polyurethane sandwich panel production line?
About USD 1.5 million for continuous line. Including uncoiler, up and dowm roll forming, foaming machine, double belt conveyor, band saw cutting, cooling bed, stacker, wrapping machine, etc ..

5. How to make sandwich panels
Place the foaming raw material between the two metals to be connected for rolling connection, and then conduct foaming directly in the furnace

6. What are the acceptance criteria for the isolation of the roof and wall sandwich panels installed in the warehouse?
The panel surface shall be flat, uniform in color, without obvious concave convex, warping, deformation, clean surface, without glue mark and oil stain, except for crimping and cutting edge, other panel surfaces shall be free of obvious scratch, bump, scar , etc., except for crimping and cutting edge, other panel surfaces shall be free of obvious scratch, bump, scar, etc., except for crimping and cutting edge, other panel surfaces shall be free of obvious scratch, bump, scar, etc

7. Why is sandwich panel house a better choice in commerce?
The specific strength of the sheet is high. The cost of producing this kind of product is low because the core material is cheap and the consumption is large, and the surface material is high and the consumption is small. Reasonable selection and matching of surface and core materials can effectively meet the performance requirements of pre-designed plates.

8. Which chemical substance is used to connect to the sandwich panel to form an on-site office? How did you basically join?
For PU sandwich panel, can use poly and ISO on each side of the installation part, when join the two sides together, poly and ISO will foam and it will connect without seam.

9. Are all modular or prefabricated buildings made of sandwich panels?

Mainly use sandwich panels because its light weight, fire-resistant and fireproof, fast installation, beautiful appearance, heat preservation and insulation, environmental protection and noise prevention, high strength and strong plasticity.

continuous PU sandwich panel production line

The production of sandwich panels is determined by a whole production line. Weihua Machinery can customize continuous sandwich panel production lines to provide discontinuous sandwich panel production lines. Please contact our staff for quotation of sandwich panel production equipment.

tags polyurethane sandwich panel production line, sandwich panel FAQ,

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FAQ about sandwich panel You need to know clearly before producing polyurethane sandwich panel)

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