300kw Automatic 1250mm Metal Roof Panel Machine For Sandwich Panel

1. Features of PU/PIR Sandwich Production Line of Metal Roof Panel Machine

• Beautiful and applicable, multiple functions, such as thermal isolation, sound isolation and flame retardance.
• Using heated air recycle oven, strictly control the temperature of PU foaming and solidification in suitable range.
• Using high-pressure foaming system, precise measurement, high stability, little dust in the locale, protect the worker's health.
• Using 141B or Pentane as foaming agent. Instead of carbon chloral-fluoride, make the PU foaming treatment become an environmental production craft.
• Special double belt conveyor, flat surface of sandwich panel, even thickness, anti-pattern
• Operation system controlled by PLC computer, personal design and simple operation.

2.  Working Process Layout Of PU/PIR Sandwich Panel Production Line Metal Roof Panel Machine

Decoiling System - Filming Slitting And Cutting - Roll Forming System - Rockwool System - Pre Heating - Foaming Accessories - 
Double Belts System - Bandsaw Cutting System - Cooling System - Stacking System - Packing System - Electrical Control System 

3. Detail pictures of Metal Roof Panel Machine