1.0mm Prepainted Steel Coil Price Hot Dip Galvanized Steel Coil Cold Rolled

1.0mm Prepainted Steel Coil Price Hot Dip Galvanized Steel Coil Cold Rolled Galvanized Steel Coil

The commonly used coatings for prepainted steel coil are polyester (PE), silicon modified resin (SMP), high weather-resistant polyester (HDP), polyvinylidene fluoride (PV, DF), etc. Two coats and two bakes, the coating thickness is 18-30um on the surface of the substrate and 5-7um on the back. The thickness of the outer wall and roof panel of the building is greater than 20um, and the back paint is greater than 10um. Adopted standards: the company's corporate standard Q320222DAA08, the United States' ASTM A527 (galvanized), ASTM AT92 (aluminum-zinc), Japan's JIS G3302, Europe's EN/0142, South Korea's KS D3506, Baosteel's Q/BQB420.

If you are new to pre-painted galvanized steel, here are things you need to know.

1. Substrate. PPGI is a common type of color-coated steel with galvanized steel as the base metal. There are different substrates, including hot-dipped galvanized and electro-galvanized steel. Besides that, you can also find pre-painted steel with galvalume steel (PPGL) and hot or cold-rolled steel as substrate. The base metal material will directly influence the price.

2. Painting. It includes the paint types and painting thickness. The popular paints are PE, SMP (service life 10-12 years), HDP (15 years warranty), and PVDF (20 years warranty). Generally, the thickness is 5/10 ㎛ (back/top), and the top paint thickness can be up to 35 ㎛. Besides, paints can be different for the top and back sides.

3. Colors. The color (RAL color card) and printed pattern are customizable according to your requirements.

4. Surface treatment. You can find PPGI steel with glossy, matte, embossed surface, which will not influence its performance. You can choose according to your needs.

Besides, you also need to pay attention to the packaging, painting method, etc. Moreover, the third-party quality test is acceptable. Welcome to contact us for more details.