HKY/SKY Two-Stage Extruder

For temperature-sensitive Materials:  

  • Special design for processing temperature sensitive and/or shear sensitive plastics, such as PVC, XLPE, soft and rigid PVC, EVA, PE, carbon black masterbatch
  • Two-stage design: the twin-screw section gently plasticizes and homogenizes temperature-sensitive materials, while the single-screw section pelletizes at low back pressure to minimize temperature rise.
  • Alternate pelletizing process: air-cooling, eccentric water-ring, water-cooling strand, and water-ring pelletizers.

For Heat-Sensitive Materials

Tailored for heat-sensitive materials modification, blending, and pelletizing. Suitable for processing PVC, XLPE, soft and rigid PVC, EVA, PE, carbon black masterbatch and more. The twin-screw system allows non-back-pressure melt to enter the single-screw extruder for efficient pelletizing, supporting various pelletizing methods including air-cooling, eccentric water-ring, strand, and water-ring pelletizers.

Twin screw extruder(The first stage)
Screw diameter(mm) 53 63 73 96
Max. Screw speed(rpm) 600 600 600 600
Main motor power(kW) 90 200 315 630
Single screw extruder(The second stage)
Screw diameter(mm) 120 150 180 200 250
Max. Screw speed(rpm) 90 90 90 90 90
Main motor power(kW) 37 35 90 110 160
Throught(gk/h) 100-500 150-900 300-1500 600-2000 800-3000

XLPE cable materials, PVC cable materials, shoe sole materials, transparent plastics, medical-grade materials, low-smoke halogen-free or halogen-free flame-retardant cable materials, EVA shielding materials, PE/EVA carbon black masterbatches, and etc.

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Get the right extrusion solution for your production — our team are ready to support you. We are here to support you.