PVDF Aluminum Composite Panel Coating: ( KYNAR 500) which is usually uesd for exterior decoration, curtain wall system and facade system, can be weathering-resistant for 20 years. Specification: Thickness 3 mm, 4 mm Width 1220mm, 1250mm, 1500mm Length 2440 mm 3200 mm ( standard) , up to 6000 mm Aluminum sheet thickness: 0.30* 0.30mm, 0.35* 0.35mm, 0.40* 0.40mm, 0.45* 0.45mm, 0.50* .50mm. Feature: Light Weighted Stable but Flexible Unbreakable Smooth Surface Variety of Colors Impact-Resistant Shock-Resistant Weather-Resistant Shock-Resistant We ather-Resistant Vibration Absorbent Easy Installation Convenient Maintain.