air filter or hydraulic filter center tube rolling machine strip thickness 0.3-0.5mm strip width 68mm diameter 55-150mm motor 4.5kw speed 0-4m/min weight 1.5t dimension 3050*1100*2000mm seams way outside tube cutting way pneumatic circular blade tracking cut off, continuous non-stop Applicable product spin filter product, industrial filtration products, engineering machinery filter products