Within 15 years hard working, Wuxi Weihua Machinery finish the whole PU sandwich panel production line by ourself and get several patents, specially the foaming machine and plat PU sheet are in the top level of the filed. Weihua is the only one factory which has the cold roll forming technology, foaming technology and Rock wool whole line technology. The key technology of foaming mix system even over Europe , and the mirror flat sandwich panel are the top level in the field.

Our PU sandwich production line use the standard blocks design, use blocks and standards design type can meet different clients requirement, and also can save a lot of time in design and also short the delivery time and assembling and commissioning time. This design can also help clients to improve the line in future and avoid the disadvantage which about the normal line in can not improve and also can bring the limitless value for the client.

The whole line use TOYOTA management type , use 5S system and show board management,standard working, fast shift type to improve the production quality and insure the line working stable.

The whole PU/Rock Wool sandwich panel production line includes：uncoiler, steel panel lifting device, filming and cutting device, ribbing device, main forming machine, steel panel connecting device, steel panel pre-heat equipment, rock wool system,high pressure foaming machine, side seal device, double-belt conveyor machine, heating device of double-belt conveyor, automatic tracking band-saw, output roller path, panel cooling system, automatic stacker, wrapping machine and so on.

• Whole production line
• Our customer's factory under construction
• Machine under installation
• Production panel picture

• Production line picture
• Double belt conveyor
• Production panel
• Production panel

• Cold storage room
• Cold storage room
• Prefabricated house
• Wall panel
• Wall panel
• Roof panel
• Garage door
• Garage door