... to operate 4.good plasticity SpecificationsROUND DRIPPER INLET IRRIGATION PIPE LINE1.high speed extrusion2.high output3.easy to ... ) Emitter feeding, choosing and ordering, transferring and inserting, pipe extruding, hole drilling and rolling can be finished synchronously, ... band has rubber protective layer which prevents drip irrigation pipe from clamping and distorting by tractor effectively.6) ...