Roofing sheet metal raw material is pre-painted steel coil, it use galvanized steel or aluzinc steel as substrate. After surface pre-treatment(chemical degreasing and chemical conversion treatment), the surface coated with a layer or several layers of coating, through baking and curing, then become the finished product.
The substrate of roofing sheet can be divided into cold-rolled substrate, hot-dip galvanized substrate, and electro-galvanized substrate. The surface coating can be divided into polyester, silicon modified polyester, vinylidene fluoride, and plastisol.
The paint film that we can do 10-30microns. The higher the paint film, the longer the service life of the color. The painting material are PE, SMP, HDP, PVDF, ects.
Thickness | 0.12mm-3mm, according to customer's requirement |
Width | Before Corrugated : 1250mm 1219mm 1200mm 1000mm 914mm 762mm After Corrugated:360mm-1200mm,You can choose exact roofing sketch from our database. |
Length | 1.8- 5.8 meters or as client’s request |
Standard | GBT2518-2008, ASTM A653,JIS G3302,EN 10142, and etc |
Material grade | DX51D,SGCC,G300,G550,SGCH570 |
Zinc coating | Z30-Z275g |
AZ coating | Z30-Z180g |
Galvalume composition | 55% aluminum 43.4% zinc, 1.6% silicon |
Surface treatment | Passivation or Chromated, Skin Pass,Oil or Unoiled,or Antifinger print |
Bundle weight | 3-6 tons or as customer's requirement |
Various type for customer to choose.
To get the roof sheets price per sheet, below information is needed:
1.Width of sheet after corrugated.
2.Thickness of sheet
3.Wave height
4.Wave distance
There are many colors of ppgi corrugated roofing sheets, including dark blue, sea blue, crimson red, brick red, etc. Users can choose the color according to their own preferences. The surface condition can also be divided into coated surface, embossed surface, winkled surface, matt surface and pattern flower surface.
In fact, the use of sheet metal roofing is extensive, such as construction, home appliances, electromechanical, transportation, interior decoration, and everyone can find its existence in the mobile room that is seen on the construction site.
Package
1.Easy package, in bundle only.
2.Standard seaworthy export packing: 3 layers of packing,Plastic film in the first layer, second layer is Kraft paper. Third layer is galvanized sheet+package strip+corner protected.
Loading & Shipping
1.Loading by container
2.Loading by bulk shipment