... 't stop to change filter net MD50-3H-1 the 160 m/min High speed three layers single blade labyrinth type ... .2. total parameter Line speed80-100m/min(one piece)*2=160-200 m/minOne coil length 700-2000mDropper interval 200mm/300mm ... , drip pipe machine,drip irrigation pipe,irrigation pipe,drip irrigation 160 m/min High speed three layers single blade labyrinth type ...