... 10 years Perforated and punched metal sheets Perforated sheet metalIn our factory, Perforated sheet metal is made by high ... be made to your specific requirements.ApplicationPerforated sheet metal can be extensively used to civil construction, food ... sheets, ect.Available shapePerforated sheet metal can be Round, square, long round, triangle, scale, diamond, rectangle, triangular, hexagonal, blossom, ...