Zinc-Coated Steel Rolls

Overview:

Galvanized Steel Coil, manufactured by Rogosteel, utilizes cold-rolled steel coil as a substrate that undergoes a continuous hot-dip process. This method creates a tightly bonded alloy layer of zinc and iron, providing excellent corrosion resistance, paintability, and workability.

Specifications:

Production Capacity:

Rogosteel operates a state-of-the-art production line with:

- Annual Capacity: 200,000 tons

- Manufacturing Speed: 150m/min

- Production Standards: EN 10346, ASTM A653

Features:

- Corrosion Resistance: Enhanced by the zinc coating, suitable for outdoor applications.

- Paintability: Surface allows for easy and effective painting.

- Workability: Ideal for forming and fabrication processes in various industries.

Applications:

- Metal Roofing: Durable solution for residential and commercial roofs.

- Steel Coil Applications: Widely used in automotive, construction, and appliance industries.

Surface Treatments:

- Chromic Acid Treatment: Provides corrosion resistance, suitable for bare conditions.

- Phosphoric Acid Treatment: Enhances paint adhesion and corrosion resistance.

- Oiling: Prevents rust during storage and transportation.

Types of Zinc Coating:

- Pure Zinc Coating: Provides basic corrosion protection.

- Zinc-Iron Alloy Coating: Offers superior weldability and heat resistance.