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Twin Screw Extruder

snbmachines.com > Twin Screw Extruder

SNB - PVC PIPE PLANT - CONICAL TWIN SCREW EXTRUDER (Single Pipe)

SNB Conical Twin Screw Extruder for two die is made of high-grade steel. Efficient for low power consumption and more quantity of small and big pipes (125 kg/hr, 150 kg/hr) and available in Conical Twin Screw Extruder Models, SNB 45/90, SNB/51/105, SNB 65/132, SNB 80/156, SNB 92/188.

Product Description:

SNB Conical twin screw extruder in the range of PVC pipe plant is available in models SNB 45/90, SNB/51/105, SNB 65/132, SNB 80/156 and SNB 92/188. The conical twin screw extruder provides with compact and reliable gear box and equipped with bi-metallic screw & barrel for longer life and are the most suitable for manufacturing various types of PVC.

Salient Features of Twin Screw Extruder:

  • Twin Screw Extruders come in an extensive range of extruders with screw diameters varying from 20mm to 150mm.
  • SNB PVC Pipe Plant-Twin Screw Extruder is a Barrier design (Double thread) Screw for PVC Pipe and it performs consistent melt homogeneity, excellent and efficient process control, and stability for unmatched end-product quality and delivery.
  • It is designed to work according to all pelletized materials.
  • The output rate for polyolefin’s up to 450 Kg/hr.
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1. Die Head

  • Die Head is made of high carbon content forged alloy steel for better life and performance.

2. Spray Bath

  • Intensive cooling of the pipe with the help of number of spray nozzles.
  • Axial adjustment of tank on slide rails with locking arrangement.
  • Self cleaning type spray nozzles with wide openings for intensive cooling of the pipe.
  • Acrylic transparent cover for easy inspection has been involved and included in conical twin screw extruder for single pipe.
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3.Caterpuller Pneuamtic Haul Off

  • Twin and Multi Track system
  • Track can be adjusted for different sizes of pipes 20mm to 315 mm
  • Haul-off is synchronized with extruder with the help of AC Frequency Variable Drive.
  • Gap between two tracks and pressure is adjusted pneumatically in the conical twin screw extruder for single pipe.
  • V-Groove rubber pads mounted on chain with proper tensioning to prevent becoming oval in shape even for large diameter and thin wall pipe.
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4. Planetary Cutting Saw

  • Planetary saw blade cutting for pipe dia upto 315 mm
  • UPVC chamefering rotary cutting.
  • Cutting is PLC controlled.
  • Saw dust powder sucking device.
  • Special hard alloy saw blade employed to cut heavy caliber thick wall pipes.
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5. Automatic Cutting

  • Carborundum cutter for less wastage during cutting.
  • Smoot and clean cut are ensured with the conical twin screw extruder
  • All movement are equipped with pneumatic cylinders.
  • Clamping force can be adjusted to accomodate different wall thickness.
  • Limit switch is provided to sense particular length.
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6. Tipping Chute

  • Operated with pneumatic cylinder and limit switch for pipe stacking for the best conical twin screw extruder working results for single pipe production .
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Technical Specifications

MACHINE MODELS SNB 45/90 SNB 51/105 SNB 55/110 SNB 65/132 SNB 80/156
       
  Min Pipe OD ( mm)   16   16   16   63   110
  Max Pipe OD (mm)   50   200   200   225   315
  Max Plasticizing Capacity (Kg/hr)   90   170   190   300   425
  Max Output (Kg/hr)   80   150   170   250   350
  Main Drive (Kw)   15   18.5   22   37   55
 
  Heating        
  Barrel ( Kw)   11   15   18   20   35
  Die ( Kw)   3   5   5   8   12
  Screw Speed Variation (RPM)   1 - 37   1 - 37   1 - 37   1 - 37   1 - 37
           
  Vaccum Sizing Tank          
  Pump Drive ( KW)   2.25   2.25   2.25 - -
  Length ( Mtrs)   3.0   1.0   1.0 - -
  Water Requirement Circulating ( Ltrs/min)   400   400   400 - -
           
  Spray Bath          
  Lengh (mtrs)   3   5   5   6   6
  Water Requirement Circulating(   Ltrs/Min) - - -   450   500
  Drive Range (kw)   1.5   4   4   4   5.5
 
  Haul Off      
  No. of Arms   2   2   2  2   3
  Width of Belt (inch)   4   6   6   6   2.5
 
  Cutting Saw      
  Saw Diameter ( mm)   300   500   500   500   200
  Saw Drive Load ( KW)   0.75   1.5   1.5   1.5   2.25

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