Home  >  Metal Processing Machinery  >  Metal & Metallurgy Machinery  >  Other Metal & Metallurgy Machinery

1.making duct at working site,0.36mm wide, 2.operated easily, nimble structure, working steady, 3.make round duct or flat duct - details see: https://www.machineto.com/prestressed-bellows-making-machine-for-0-2-0-4mm-thick-plate-10169002

prestressed bellows making machine

spiral corrugated pipe making machine

corrugated pipe making machine

the parameters of making spiral roundduct:

inner diameter	35mm	40mm	45mm	50mm	55mm	60mm	65mm	70mm	75mm
outer diameter(mm)	40mm	45mm	50mm	55mm	60mm	65mm	70mm	75mm	80mm
gross weight(kg/m)	0.37	0.43	0.48	0.56	0.63	0.7	0.76	0.86	0.96

80mm	85mm	90mm	95mm	100mm	105mm	110mm	115mm	120mm	125mm	130mm
85mm	90mm	95mm	100mm	105mm	110mm	115mm	120mm	125mm	130mm	135mm
1.06	1.16	1.26	1.36	1.46	1.56	1.66	1.8	2.02	2.3	2.55

the parameters of flat spiral duct:

A(mm)	B(mm)		gross weight(kg/m)
52mm	19mm		0.49
67mm	19mm		0.51
76mm	19mm		0.55
65mm	22mm		0.6
74mm	22mm		0.67
90mm	22mm		0.84