... .CE CERTIFICATE 3.High speed C&Z&U Purlin Roll Forming Machine 4.Easy operation Z shape Roll Forming Machineroll forming machines ... , roll forming machines for roof panels and walls, C and Z shaped purling forming machines, steel tile forming machines, guard roll ... .1.9 Purlin specifications: For C purlin: 100-350mm For Z purlin: 100-350mm1.10 Suitable material: 1.6-3.2mm ...