ACP stands for Aluminium Composite Panel.
It is available in 4mm, 3mm and 1.5mm. 5mm and 6mm are available on request.
The various dimensional tolerances of aluminium composite panels are as follows:
Aluminium composite panels are Fire resistant depending on the type of core material being used. Generally Mg(OH)2 is added as a non-combustible material.
AAMA 2620/2605 is followed. AAMA stands for American Architectural Manufacturers Associations.
It has a scratch resistance of up to 4H.
No, the paint weathering has nothing to do with the sub-surface.