... 1.coil thickness:0.16~2.0mm 2.coil width:500~1250mm 3.twice drying&coating 4.operating automatic prepainted steel ... treatment, uniform chemical film, densing and so on.5.Coating machine has turning rollers , supporting rollers, sticky rollers,measuring rollers, coated ... coating thickness precisely.6.Drying kiln use heating mode with hot air circulation forced,Heating mode can select a variety of energy ...