... ,spiral duct forming machine,spiral duct machine,spiral tube machineMain technical data:. Diameter rangeΦ85-Φ1500mmTube Length100 ... pressure motor4kwSuitable MaterialAluminum, Stainless steel, Galvanized steelthis spiral tube former has many Features as bellow:Special mould for ... synchronic flying cutting system PLC control, convenient operation Light and small, site work Perfect swage, without leakage ...