Color coated corrugated board

Galvanzied Corrugated Steel Sheet Making Process  

The process of making galvanized corrugated roofing sheets involves the following steps:

1. Material Preparation: The first step in making galvanized corrugated roofing sheets is to prepare the raw materials. This includes sourcing high-quality steel coils, cleaning and degreasing them to remove any impurities and applying a protective coating to prevent rusting.

2. Roll Forming: Once the steel coils are prepared, they are fed into a roll forming machine. This machine uses a series of rollers to shape the steel into corrugated sheets. The rollers are designed to create the characteristic wave-like pattern of corrugated roofing sheets.

3. Cutting: After the sheets are formed, they are cut to the desired length using a cutting machine. The length of the sheets depends on the specific requirements of the project.

4. Galvanizing: Once the sheets are cut, they are dipped into a bath of molten zinc. This process, known as galvanizing, adds a layer of zinc to the surface of the steel. The zinc coating helps to protect the steel from corrosion and rust.

5. Finishing: After the galvanizing process, the sheets are inspected for quality and then finished with a coating of paint or other protective coating. This helps to further protect the sheets from damage and extends their lifespan.

6. Packaging and Shipping: The finished sheets are then packaged and shipped to customers for use in a variety of applications, including roofing, siding, and fencing.

Shandong Longhao Steel Group Co., Ltd.Capability 
•PPGI Coil
•PPGL Coil

•Galvanized Corrugated Roofing Sheet
•Galvalume Corrugated Roofing Sheet

Thickness and Width for Roofing Sheet
•Zinc Coating :Z20 -Z275g
•Thickness: 0.15mm-0.8mm
•Width :680mm-1200mm
Also supply customized service.

Shandong Longhao Steel Group Co., Ltd. continuously meets customers’ requirement.We also supply customized service. Shandong Longhao Steel Group Co., Ltd. strives to build long-term relationship with all of partners and provide products with prime quality and competitive price.More details, feel free to contact us.