SJ35 Single Screw Extruder

The SJ35 is a reliable single screw extruder with moderate output, suitable for a variety of plastic processing tasks. It is equipped with a silent cooling device in the feeding area, ensuring stable operation and long service life.
  • Model: SJ35(Round Nozzle)
  • Screw Diameter: 35mm
  • Designed Output: 0.1-3KG/h
  • Machine Dimensions: 0.76m × 0.2m × 0.5m (L×W×H)
  • Weight After Wooden Case Packaging: 44KG
  • Extrusion Center Height: 300mm
  • Extrusion Direction: Right → Left
  • Motor Power: 400W
  • Voltage:110V/220V
  • L/D Ratio: 13:1
  • Heating Temperature: Room Temperature to 350°C
  • Special Feature: Feeding area with silent cooling device
  • Screw & Barrel Material: 38CrMoAlA, Nitrided Treatment — This high-quality alloy nitrided steel ensures ultra-high surface hardness (≥1000 HV) and excellent wear resistance, while maintaining the toughness of the core, greatly extending the service life of the screw and barrel.
 
 

SJ25 Single Screw Extruder

The SJ25 is a compact and efficient single screw extruder, ideal for small-space use and low-to-medium output requirements. It adopts the same high-quality material as the SJ35, ensuring stable and reliable performance.
  • Model: SJ25(Round Nozzle)
  • Screw Diameter: 25mm
  • Maximum Output: 1-2KG/h
  • Machine Dimensions: 0.7m × 0.3m × 0.5m (L×W×H)
  • Weight: 30KG
  • Extrusion Center Height:300mm
  • Production Direction: Right → Left
  • Motor Power: 0.25KW
  • Power Supply Voltage:110V/220V
  • LD: 16:1
  • Screw & Barrel Material: 38CrMoAlA, Nitrided Treatment — The nitrided surface provides superior wear resistance and corrosion resistance, suitable for long-term continuous operation, and the material is widely used in precision plastic processing equipment.
 
 

Common Features & Advantages

  • Durable Construction: Both models use 38CrMoAlA nitrided steel for the screw and barrel, which has high surface hardness, good wear resistance, and long service life, ensuring stable operation even in long-term use.
  • Customizable Voltage: Standard voltage is 220V, and we can customize the voltage according to your specific needs, making it suitable for different regions and power supply conditions.
  • Compact Design: Small overall size, easy to install and place, saving space in your workshop or laboratory.
  • Stable Performance: Precision-manufactured screws and reasonable structural design ensure uniform extrusion, stable output, and high processing accuracy, suitable for processing various plastic materials.
  • Easy to Operate: Simple structure, convenient operation and maintenance, no professional technical experience is required, suitable for both beginners and professionals.

Application Scenarios

These single screw extruders are widely used in small-scale plastic processing, such as plastic filament production, small plastic parts molding, laboratory research and development, and small-batch production of plastic products. They are suitable for processing various common plastics, providing reliable performance for your production and research needs.
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