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Single Spiral Duct
1 MODELS/T is a ventilation pipe made by galvanizing steel tapeS/S is a ventilation pipe made by stainless steelS/T is a ventilation pipe made by aluminum2 SPECIFICATIONDiameter: D100mm to D2500mmThickness: 0.5mm to 1.2mmWeight: 1.48kg to 93.81kgLength: 2.5m to 3mSection of the ventilation pipe: 0.008mm to 4.900mm3 TYPEa) Monolayer tube: let steel tape straightly enter into the spiral tube-making machineand wind it, then it comes to.b) Monolayer insulating tube: add a piece of glass cotton or else insulating materialson the outside of single tube, and put on a metal film out of insulating materials,then it comes to.4 TECHNICSSingle tube`s making: put the steel tape on swivel stage , and let it pass the nipmachine, then it comes to.Single insulating tube: let the metal single tube pass the twister, twine glass cottonand adhere metal film then it comes to.Accessories: center coupling, reducer tube, mouth for aeration 90° bend, S bend.Our company adopts computer technics that as long as let the technical date inputcomputer and computer will let the information input to the automatic plasma cuttingmachine. Then cut material will pass different nip machine and welding machineto make it succeed. These accessories are easy for concert and good at tightnessand the tolerance is among 2mm.
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