Aluminum Perforated Metal Hole:1/16inch, Thickness:0.81-1.02mm Open:23% Accept customers'material,design and sizes metal Aluminum Perforated Metal is made of high quality aluminum sheet/coil after being perforated on the digital control perforated machines. Aluminum perforated metal has the features of good strength-to-weight ratio, wide range of open area percentages, accurate hole size, ...