Key Specifications/Special Features: Thickness: 4 - 300mm, general size: 1220 x 2440mm Made of aluminum honeycomb core and face panel through panel pretreatment, primer application, color lacquer finishing and varnish coating Highly rigid and a superior flatness as compared to any other signage or facade materials resulting in an optically flat panel Temperature resistance: can be used within -30 ?- +100 ? On custom order panels which can resist the temperature over 100 ?can also be produced Excellent heat preservation and sound insulation functions Lightweight: only 1/70 of the same squared brick, and is only 1/3 of stainless steel plate in weight Corrosion protection: no change after being immerged into 2-percent HCL/Ca(OH)2 for 24 hours Structure and dimensions can be designed and manufactured according to the demand of the customers Minimum orders: 500m2