... ~TEL:86-0419-3972880Skype ID:chris.liu0626QQ:6211639211.Byname:sieving plate2.Material:stainless steel,carbon steel,galvanized,aluminum,brass, ... ,rubber board,wood board,pasteboard,al-mg,ally plate,nickel-plate,pvc plate and others composites3.Hole shape:round,long round, ... ,the usage is extensive5.Application:used in mine,medicine,sieving grain,noise elimination,machine-protecing and decoration etc.We ...