Dalian SJ130/31 Single Screw Granulation Line – 130mm, 160kW, Full Water Ring System, Complete Line

Equipment Overview

This is a complete plastic pelletizing system designed for recycling and reprocessing PE/PP and similar thermoplastics. The main unit is a 130mm twin-screw extruder with air-cooled ceramic barrel heating, driven by a 160kW WEG AC motor. Included is a full-sized control cabinet, water-ring cutter assembly, feed conveyor, vertical centrifugal dryer, and shaker screener. Ideal for operations targeting 250–500 kg/hr pellet output.

Key Features and Specifications

– Screw diameter: 130mm
– Draw ratio: 31:1
– Compression ratio: ~2.5
– Speed: 0–110 RPM
– Motor: 160kW WEG, 1500 RPM
– Heating: Ceramic (5 zones × 10kW), Air cooled
– Barrel/Screw Material: 38CrMoAlA
– Granulator: Single-stage water ring cutter
– Dryer: Inline vertical centrifugal
– Feed: Hopper w/ chain conveyor
– Screening: Shaker table with cyclone
– Controls: Dual-door panel, analog/digital with Delta VFD