Single screw extrusion system

KSP Single Screw Extrusion system


KSP series single screw extrusion and pelletizing system is suitable to recycling rigid plastic scrap. It is an efficiency system makes rigid plastics, such as: flakes, rigids, crushed plastics into granules again.

ACE WashTech can provide suitable shredders and crushers to help to pre-process over-size material. More details: AGS sreies, AGH series.

Screw loader feeding

Screw loader and screw feeder are cooperated with KSP single screw extruder to realized automatic feeding of plastics scraps.

Motor drives of screw loader and feeder controlled by inverter.

Level sensor is installed in the hopper of screw feeder.

Specialized single screw extruder

The scraps will be gently melted, plasticized on a 32D processing section. Moisture and low-moleculars will be removed efficiency with double-zone vacuum degassing system.

Especially suitable to heavy printed and moisture senstive plastics scraps recycling. Two-stage extruder is optional according to the condition of the raw material.

HDPE bottle recycling system

High torque gear box

Referring to the Germany design concept and method, designed for single screw extrusion machine, with the structure of involute gear teeth. With the features of low-noise, high torque output, less than 0.1% oil leakage, more than 50000 hours reliable running.

Single screw Pelletizing line

Advanced melt filtration

 With larger filtering area, suitable for dealing with a wide variety of polymers.

  • Perfect sealing effect.

  • Standard screen dimentions ranges from 80 to 250mm.Or can be customized for special size.

  • Designed with protection cover,for safe operation and pleased appearance.

Waste plastic flake recycling machines


Dia-face water ring pelletizing system set as the standard granulating method in KSP series. Rotatory speed of blades is automatic based on melt extruding pressure.

Strand pelletizing system and Under-water pelletizing line is optional according to the condition of the requirements of the customer.

HDPE bottle recycling system

Dry and packing system

Vibration dryer and centrifugal dewatering machine efficiently remove the moisture of the pellets surface, and select the uniform size pellets.

Single screw Pelletizing line


Machine sizeDiameter of screw (mm)L/DMotor power (KW)Throughput rate (kg/h)

Machine sizeDiameter of screw (mm)L/DMotor power (KW)Throughput rate (kg/h)
KSP 100/12010028110260-350
KSP 120/15012028132330-420
KSP 150/18015028185/200550-650
KSP 180/200

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