Prepainted Galvalume Steel Coils

Color Prepainted Galvanized PPGI Steel Coils is a product made of cold rolled steel plate and galvanized steel plate by surface pretreatment (degreasing, cleaning, chemical conversion), continuous coating (roll coating), baking and cooling. Coated steel sheet has light weight, beautiful appearance, good corrosion resistance and can be processed directly. It provides a new raw material for construction, shipbuilding, vehicle manufacturing, household electrical appliances, electrical industry, etc. It has played a good role in replacing wood with steel, efficient construction, energy saving, pollution prevention and other good results

The color could be customized according to your requirements

Color Prepainted Galvanized PPGI Steel Coils Poducing process

Prepainted Galvanized Steel Coil/PPGI coating film introduction

❀Top paint film:

RPE, SMP, HDP,PVDF,Other paints.

Function: It functions as a sunlight proof cover, especially prevent the destroy by the ultraviolet rays. When the top paint film reaches a certain thickness, it forms a compact cover, and reduce the water and oxygen permeability.

❀Primer paint film:

Polyurethane, Epoxy, PE

Function:Strengthen the adhesiveness between the top paint film and the basemetal. Even permeable water happens, the top paint film will not peel off. There is corrosion inhibitor which is corrosion resistance. Polyurethane is necessary for higher processing flexibility and weather resistance requirements.

❀Passivation layer

Function:Increase the adhesion between the metallic layer and coating film. Extend life span also.

❀Metallic coating

Function:The metallic coating provides the fundamental protection for the steel.

The popular coating metal are galvanize, galvalume and other alloyed metals.

❀Substrate steel

Cold rolled steel is usually used as substrate, it decides the mechanical properties and the steel shape and flatness.

❀Back paint film

Epoxy, Modified PE.

Back paint can sustain color in good condition and has good binding.

Packing Details : waterproof paper+plastic film+iron packing+bundling, or as per customers request.

Delivery Details : 15 days after receipt of LC or deposit.

Our history

Tianjin Zhanzhi Investment Corporation Limited founded in 2008.It is a branch of Shanghai Zhanzhi Industry Group Co.,LTD. It is founded in early 1990s,located in Shanghai Yangpu Distrist, is a large-scale comprenhensive enterprise group, combining steel trade,processing and distribution of steel,steel raw materials,real estate development,financial investment and other industries. The registered capital is 200 million RMB.

Our customers are from all over the world

Related  Products:

Prepainted Galvanized Steel Corrugated Sheet                                      Prepainted Galvalume Steel  Coils(PPGL)

Cold Rolled Galvanized Steel                                                           Superdyma Steel ZAM Steel

Q: How long is your company history?

Zhanzhi Group, founded in early 1980s, focus on steel industry for 37 years.
We have lots of experience in steel industry and exporting.

Q: How do you keep the good quality?

We have supervising works before delivery.
When we produce products, there will be worker to supervise and make repoprt.
After finish producing, we will check the products again and send pictures to our customers.
After the cargo arrive at port, we will appoint our forwarder to check one more time.

Q: Do you have after sale works?

Yes, we have. We promise the good quality and will be also responsible for the customers.