... 1.high quality 2.durable in use Micro spray with unit configuration parameters1, single screw plastic extruder1.1 ... 30/1Screw speed (Max) , 80r/minScrew forms, wave mixing with stemScrew material, 380rMoALAProcessing, nitriding processNitriding depth >0.6 mm, ... , drilling equipmentPunch, online servo servo motor punch (2),PLC control, punch line control automatic punching device6 and automatic ...