2. Processing of the surface adopts techniques of painting and coloring at high temperature
3. It is environment-friendly multilayer composite material as roofage
4. The processing techniques and surface materials are different from those of colorful stone-coated metal roofing tiles
5. Any color is available as long as the color sample is offered
6. Compare to the galvanized sheet, galvalume is more durable, heat-resisting, heatproof and anti-corrosion
7. Generally believed that steel sheet can guarantee 30 years without being rusted or eroded in various conditions
8. Colorful vermiculite has been processed at high temperature, thus to be brightly-colored, and never faded
Sand blasting (the stone coated)
It is including five main parts:
1 Auto bottom glue spraying section
2 Auto stone coated section
3 The first time drying section
4 Auto face glue spraying section
5 The second time drying section
