How to judge the quality of color coated coil?(2)

Released on May. 11, 2018

1. Observe the external exposure edge of color coated coil

Firstly observe if the exposed steel of color coated coil such as fracture surface sees dense crystal, looks gray and dark or have impurity. If crystal in fracture surface is dense, it means the quality of color coated coil is good.

2. Check the qualification certificate of color coated coil

Firstly check if there are inspection standards of related departments. If so, related personnel shall try to visit manufacturer of color coated coil to see if the enterprise environment is standard.

The pre-painted steel coil in Proplums all have the ISO Certificate to ensure our quality. If there have any chance, welcome you to visit us for RAL9024 pre-painted coil, RAL9027 pre-painted coil and so on.

How to judge the quality of color coated coil?(2)