How to choose aluminium composite panels

What are the main details to focus on when buying aluminium composite panels /Materials?

1. Whether the aluminium composite panel manufacturer has a formal national product quality inspection report, in line with energy-saving building regulations and fire safety codes.

2. Whether the panel of the aluminium composite panel is flat.

3. Whether the project belongs to the region has a record or typical engineering cases.

4. Whether there is a matching construction plan in line with the commodity. 

The specific methods of selection are as follows.

1、See - whether the surface of the aluminium composite panel is flat and smooth, without ripples, bulges, pockets and scratches.

2、Measure--see whether the aluminium composite panel meets the international requirements, the inner wall panel is 3mm, the outer wall panel is 4mm or above, and the thickness of aluminium must be 0.5mm.

3、Folding---Aluminium composite sheet corner, easy to break is not PE material or adulteration to make false.

4、Burning - the middle material of aluminium composite panel, the real PE completely burned, adulterated to make false impurities after burning.

5、Planing - slot bending, see if the front is fractured.

6、Drop - butanone to identify the external wall panel fluorocarbon coating, drop xylene to identify the internal wall panel coating, 5 minutes after wiping off the reagent, to see if the bottom is exposed.

7, Ask - ask for aluminum composite panel manufacturer quality inspection report, quality assurance book, ISO-9002 international quality certification, with these manufacturers are formal manufacturers, can guarantee product quality, the same price than quality, the same quality than price.

The core of quality lie in the whole production process .