Comparison of top coat for metal sheet of sandwich panel

The color coated steel sheets are classified as PE polyester color sheet, PVDF fluorocarbon color sheet, HDP high weather resistant polyester color sheet (also called high performance polyester color sheet) and SMP silicon modified color sheet according to their finish coating. This paper introduces the performance characteristics, service life, application field and comparison of different coated color sheet.

 

Product name: PE polyester color board

 

Introduction

Polyester color coated sheet is a metal paint color plate coated with PE polyester coating on the metal plate and then baked at high temperature

main features:

Good adhesion, wide range in formability and outdoor durability, moderate chemical resistance

Specifications:

Thickness 0.17-1.5mm, width below 1250mm

Color: White grey, sea blue, crimson and large wall grey are conventional colors. Other colors can be customized according to customers' needs

Base plate: Galvanized / aluminized zinc

Coating structure: two top coat / one primer coat

Coating thickness: 15-25um/5-10um

Roll weight: Up to 10 tons

Coil inner diameter: Φ510MM/610MM

Outer diameter of coil: Φ800-1500MM

Service life: 5-10 years

Application area:

Light steel structure industrial workshop, warehouse, movable house, civil residence, flat to sloping roof, etc

 

Product name

PVDF fluorocarbon color sheet

Introduction:

Fluorocarbon color plate is a kind of metal paint color plate which is coated on metal plate with PVDF polyvinylidene fluoride coating and baked at high temperature

main features:

With extraordinary stability, it can maintain the stability of various properties in acid, alkali and polluted environment; with excellent durability, the fluorocarbon color plate can still maintain good color and luster in the outdoor for 20 years; with excellent processing performance, the painted color plate has high flexibility, impact resistance, and post embossing treatment

Specifications:

Thickness 0.17-1.5mm, width below 1250mm

Color: Customized according to customer needs

Baseplate: Galvanized / aluminized zinc

Coating structure: two top coat / one primer coat

Coating thickness: 20-25um/5-10um

Roll weight: Up to 10 tons

Coil inner diameter: Φ510MM/610MM

Outer diameter of coil: Φ800-1500MM

service life: More than 20 years

application area:

It is suitable for chemical plants, power plants, steel plants and high-speed railway stations with high requirements of UV resistance and weather resistance

 

Product name:

HDP high performance color board

Introduction:

High performance color board, also known as high weather resistant color board, is a metal baking color board made of HDP high performance polyester coating on the metal board and then baked at high temperature

main features:

Due to the different molecular structure between high-performance polyester and ordinary polyester, high-performance polyester has better resistance to UV damage and better durability. Its main performance is between polyester and fluorocarbon

Specifications: Thickness 0.17-1.5mm, width below 1250mm

Color: Customized according to customer needs

Baseplate: Galvanized / aluminized zinc

Coating structure: two top coat/ one primer coat

Coating thickness: 20-25um/5-10um

Roll weight: Up to 10 tons

Coil inner diameter: Φ510MM/610MM

Outer diameter of coil: Φ800-1500MM

service life: 10-15 years

application area: It is suitable for light steel structure buildings with high UV resistance requirements, flat to sloping roofs, etc

 

Product name: 

MP silicon modified color plate

Introduction:

Silicon modified color plate is a kind of metal baking paint color plate which is coated on the metal plate with SMP silicon modified resin ester coating and baked at high temperature

main features:

The hardness, wear resistance and heat resistance of the coating are good, as well as good external durability and non-ulverization, but the gloss retention and flexibility are limited

Specifications:  Thickness 0.17-1.5mm, width below 1250mm

Color: Customized according to customer needs

Baseplate: Galvanized / aluminized zinc

Coating structure:  two top coat/ one primer coat

Coating thickness: 20-25um/5-10um

Roll weight: Up to 10 tons

Coil inner diameter: Φ510MM/610MM

Coil outer diameter: Φ800-1500MM

service life: 10-15 years

Application area:

Light steel structure industrial workshop, warehouse, civil residence, flat to sloping roof etc.