Q355b Steel Structural Profiles Processed with Epoxy Zinc-Rich Primer

Sep 10, 2025

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Product Parameters

Model NO. RB372 Steel Grade Q235B, Q345B
Roof & Wall Panel PU, EPS, Rock Wool/Fiber Glass Sandwich Panel Window and Door PVC or Aluminum Alloy;Sliding Door or Rool up Door
Service Life More Than 50 Years Drawing Design The Drawing as Your Demand
Installation Engineer Helps to Instruct Installation Additional Overhead Crane, Mezzanine Floor, Ventilation
Purlin C or Z Type Section Skylight Transparent Sheet
Foundation Cement Foundation Standard GB, ASTM
Trademark Carbon Structural Steel, ridge Forming Hot-Rolled Steel
Connection Form Welded Connection Member Steel Beam
Type of Steel For Building Structure H-Section Steel Carbon Structural Steel Q235
Residential Wall Structure Wallboard Application Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Walkway and Floor, Steel Structure Bridge
After-sales Service After Sales Service Warranty Connect Us
Transport Package Bulk Specification customized
Origin China HS Code 9406
Production Capacity 5000 Ton Per Month    

 

1.What is zinc rich epoxy primer used for?

Epoxy zinc rich primer is widely used in the coating of various steel structures in atmospheric environments. For example: inner walls of oil storage tanks, bridges, containers, iron towers, ship hulls, construction steel structures, etc.

 

2.When to use zinc rich primer?

Also, you have a greater choice of topcoat resin that you can apply. In summary, zinc-rich primers are excellent for corrosion protection, especially in corrosive environments, but they are generally intended for steel structures and thick metal plates.

 

3.How to apply zinc rich primer?

All surfaces must be clean, dry and free of loose rust, oil, grease and all other contamination. Apply by spray for best results. The Zinc Rich Epoxy Primer may also be applied by brush for small touch up areas.

 

4.What are the benefits of zinc primer?

Zinc rich primers form a physical barrier that isolates the metal substrate from moisture, oxygen, and other corrosive elements in the environment. Zinc primers enhance adhesion between the substrate and subsequent topcoats, preventing under-film corrosion and delamination.

 

5.What is the purpose of epoxy primer?

Epoxy primers typically have a degree of filling and leveling capacities that help smooth out surface imperfections like dings, scratches, or light sanding marks. This makes them suitable for achieving a smooth and uniform base for subsequent layers of paint or body filler.