... -noise ,easy installation ,anti-earthquake etc. 1) dimensions of Aluminum Composite Panela) thickness:3mm,4mmb) width:1220mmc) length:2440mm,3050mm,3200mm ... ,offices.Banks,hotels,restaurants and apartmentsb) an ideal decorative materials for buildingsc) an ideal outer and inner wallsd) kitchen cabinees ... tooths,vehicle bodies,yachts,industrial usage etc. 3mm Aluminum composite panel use for engraving