... craftwork of C purlin machinery Decoiler --- Guide,flatting --- Roll forming --- cutting-to-lengh --- collection table Roll forming craftworkDecoiler --- Guide,flatting --- Roll forming --- cutting- ... four pairs of standing rollers.3,Flatting number: 9 sets4,Roll forminga,Type: GY160b, Rack: cast iron torii type, ... -to-lengthHydraulic press cutting, power: 5.5kw C shape purlin roll forming machine