Aluminium strip for aluminium plastic composite panel

Aluminium strip for aluminium plastic composite panel
 
Aluminum-plastic composite panels with its light weight, decorative and other characteristics, in the domestic construction industry has been widely used. The following to the thickness of 0.5mm, width of 1250mm 1100 H18 aluminum strip as an example to introduce aluminum-plastic composite panel inspection standards with aluminum:


 
1.     The width tolerance is ± 1.5mm.
2. Sleeve length should not be less than the strip width, but not more than 10mm / edge.
3 aluminum strip any 2mm side bend not more than 3mm.
4. Unfold the aluminum strip freely on the platform, the gap between the aluminum strip and the plane should be no more than 3mm, and the number of waves per meter should not exceed 3.
5. Aluminum strip end of the string is not more than 2mm, tower is not more than 5mm.
 
Appearance Quality:
1. Aluminum strip surface should be processed well, texture uniform, smooth, bright and clean. The surface does not allow cracks, through the pores, leakage, crease, crease, corrosion, pressure pit, pine dendrite, metal and non-metallic pressed into.
2. Aluminum strip surface does not allow obvious stripes, black bars, bright and dark stripes, significant oil, serious scratches scratches, periodic printing defects affect the use of defects.
3. Aluminum strip should be tight, roll Qi, no crack, burr, bump, scratch.
4. Aluminum strip does not allow bird's nest, collapsed volume.
5. Aluminum strip does not allow joints.