The prepainted galvanised iron sheets common quality problems
Color Coated Steel Coil
Color coated galvanised iron sheets common quality problem analysis
1. Color Coated Galvanised Iron Sheets bad solvent resistance. Characteristics : Butanone wipe lose the punctiform paint. There are many causes: (1) The baking temperature does not reach the requirement. (2) The painting solidification meet some problems. (3) Pretreatment is…
What is matt color coated steel coil???
Prepainted Steel Coil Usage
The prepainted steel coil is light and artistic, together with well anti-corrosion. There are many prepainted steel coil usage in architectures, ship buildings, car manufactures, furnitures, and electric industries directly and provide them a new kind material. Frankly, it replaces the…
Introduction to part of the steel coil quality problem
1. Steel Coil Quality Problem: Lateral bubbles Characteristic There are paintings among the two sides. After the baking, the bubbles occurs. The causes There are many burrs in the raw materials. It leads to the raw materials stained with paintings….
Why people use the different hot galvanized products?
The Effect of Steel Passivation
The medium causes the erosion of the metal. If the corrosion products have a compact structure, it would form a thin and invisible film, which cover metal’s surface. To be honest, it chances the metal’s surface situation, and makes the…