produced by stainless steel plate ,iron plate , cooper plate aluminum plate material : stainless steel plate ,iron plate ,cooper plate ,aluminum plateUsed : widely used in the core of filter , medicine , ... .2mm-1mm length :1m-20m hole dimameter : 0.8mm-10mm2 .Plate :thickness : 0.3mm-10mm Size <= 1.5x3m hole dimaeter : 0 ...