|Perforated Hole||Diamter 1.8/2.3/3.0mm or customized|
|Base Material||Aluminium,Aluminium alloy 1100/3003; the grade of aluminium alloy is selectable|
|Surface Finish||Powder coating/Roller painting/PVDF painting|
|Quality Guarantee||Powder coating: 5years guarantee for color in interior|
|Ceiling type||Plain/Perfoated,Straight/Belved angle|
|Certifications||ISO,Factory quality and environment certificates|
Perforation is a kind of processing technology for metal ceiling. ceiling design beautiful patterns according to the arrangement of perforated holes with powerful sound absorbing and isolating effect. We have over 40 kinds of fixed perforated types, and could be customized according to client's requirements on patterns, sound absorbing to meet the actual situation .