Regrind Material Double Stage Pelletizing Granulating Machine
Plastic granulator machine for waste plastic recycling is used to make plastic flakes into pellet or granule.
And Double stage pelletizing line is especially good for the raw material which contain high moisture, high impurities.
The first stage extruder adopts exhaust type barrel screw, which can effectively de-gassing and eliminate the moisture and contamination;
And the second extruder usually adopts small L/D extruder, further plasticizing the material and filter contamination which can achieve stable extrusion.
Regrind Material Double Stage Pelletizing Granulating Machine Application :
The plastic granulating machine is suited for recycled grinded plastic, plastic material from agglomerator, grinded plastic film. Such as PE, PP, BOPP, HDPE, LDPE, LLDPE, ABS, EPE, EPS, XPS, Stretch film, Non woven fabric, Woven bags, etc.
Regrind Material Double Stage Pelletizing Granulating Machine Description:
This equipment is designed specifically for recycling high moisture and high impurity waste plastics, using a unique two-stage extrusion process to efficiently convert plastic sheets into high-quality recycled particles. The first stage forcefully removes moisture and volatile compounds through exhaust screws, while the second stage undergoes precision plasticization and filtration through a small aspect ratio extruder to ensure particle purity and extrusion stability. The entire system has high efficiency and strong adaptability, significantly improving the recycling value and recovery rate of waste plastics, and is an environmentally friendly solution for achieving resource recycling.
Regrind Material Double Stage Pelletizing Granulating Machine Components:
Conveyor
Used to convey material into next machine
Force Feeder
Belt conveyor for plastic scrap feeding automatically, Feeding speed adjustable by inverter controller according to the feeding amount.
First Stage Screw Extruder
Our unique design single screw extruder gently plasticizes and homogenizes the materials. Our extruder has great anti-corrosion resistant, wear resistant and long life time.
1# Full Auto Hydraulic Screen Changer With Double Working Position
Filter material impurity, to make production more stable.
Second Stage Screw Extruder
usually adopts a small L/D extruder, further plasticizing the material and filter contamination which can achieve stable extrusion.
2# Full Auto Hydraulic Screen Changer With Double Working Position
Long screen lifetime, lower screen change frequency: Long filter lifetime owing to large filter areas. Easy to use and none-stop type: easy and quick screen change and do not need to stop the running machine.
Degassing
Force vacuum degassing system to get rid of the low molecular, moisture and printing ink effectively, make sure high quality output pellets.
Water Ring Pelletizing System
Cutting the material into pellet. Water ring pelletizing system set as the standard granulating method. self-adjusting pelletizing head for the best granulate quality and long uptime thanks to consistently correct blades pressure.
Dewatering And Air Sending System
Horizontal type centrifugal dryer to get well-dried final granules.
Silo
Storage the final pellets to with a bag.
Regrind Material Double Stage Pelletizing Granulating Machine Process flow:
Screw feeder ( OPTIONAL)→ Force feeder→1# Degassing screw extruder →1# Hydraulic filer exchanger→2# screw extruder →2# Hydraulic filer exchanger→ Mould head →water ring cutting →Dewatering machine→ Air dryer Blowing system→ Storage silo→ Finished product packing.
Detailed description of each item:
1. Screw Feeder: convey Plastic scraps into the main machine.
3. 1# Extruding system: plasticizing material and exhausting gas.
4. 1# High speed Net exchanging system: filter material impurity, to make production more stable.
5. 2# Extruding system: plasticizing material.
6. 2# High speed Net exchanging system and Die-head: Second filter material impurity, to make production more stable.
7. water ring pelletizing machine: cutting pellets in water.
8. Water tank: cooling pellets.
9. Dewater machine: make pellets dry.
10. Vibration sieve: remove bad pellet and keep good pellet.
11. Air Blower: convey good pellets into the silo.
12. Storage silo: keep pellet.
Regrind Material Double Stage Pelletizing Granulating Machine Features:
Modular screw: supports free assembly of screw components according to raw material types, adapting to diverse recycling needs.
Multi mode head granulation: optional water ring/underwater/hot surface cutting die heads, flexible adjustment of particle specifications.
Efficient feeding: Low power and high-efficiency feeder, stably achieving large capacity continuous feeding.
Vacuum exhaust: The main screw is equipped with a vacuum system to effectively remove moisture, volatile substances, and impurities.
Water ring granulation+drying: Integrated water ring granulation and drying equipment to avoid particle adhesion and directly meet subsequent needs.
Single screw fine processing: The second stage of single screw optimization design (screw/barrel/ventilation) ensures uniform and dense particles.
Standard cutting molding: By using extrusion molds for standard cutting, ensure that the particle shape is regular and the size is consistent.
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