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Quick Details

  • Condition: New
  • Type: Granulating Production Line
  • Capacity: Max. 1500kg/h (depending on material formula)
  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: HARDEN, SAN-U
  • Model Number: SMD-115
  • Material: PVC
  • Screw Design: Double
  • Voltage: 380V/50Hz/3 phases, or as per request
  • Power: 110KW for main motor
  • Dimension(L*W*H): 5655mmx1105mmx2840mm
  • Weight: 8200kg
  • Certification: CE as per request
  • Warranty: 12 months
  • After-sales Service Provided: Engineers available to service machinery overseas
  • screw rotating direction: parallel counter rotating twin screw
  • pelletizer: air ring die face pelletizer
  • colour: black and white

Packaging & Delivery

Packaging Details 1) Standard fumigation-free plywood packaging.
2) Machine dimension: 5655mmx1105mmx2840mm
3) Net weight: 8200kg
Delivery Time 90 days


Product  Features:
  • Applicable for soft PVC, rigid PVC, semi-rigid PVC

  • Maximum 1500kg/h output for soft PVC pelletizing and 800kg/h output for rigid PVC pelletizing

  • Special designed advanced 4-axis synchronously distribution drivenn gearbox to easily process differnt formula with differernt hardness.

  • The temperature of the screw is controlled in a constant level by the heating oil.

  • The two screws have independent and effective vacuum degassing functions. 

  • Accurate barrel temperature control system.

  • Equipped with air ring die face pelletizing system to make pellets.


Product  Application:
  • Soft PVC 
  • Rigid PVC
  • Rigid PVC 
  • Alloy modified PVC
  • Non-moving PVC
  • PVC cable and hose
  • PVC profile and tubing, including medical tubing
  • PVC blown molding
  • PVC molding compounding
  • Master batch, WPC, etc.


 Product Details:


SMD-115(23D) Parallel Counter Rotating Twin Screw PVC Compounder 



1.Metering feeder




 1.1 Vomumetric metered

 1.2 Power: 1.5KW variable-frequency speed control motor

 1.3 Feeding Screw: single screw, 38CrMOALA, nitride treatment

 1.4 Hooper: 250L, 304 stainless steel, thickness δ=1.2mm


2. Main motor power

 2.1 SIEMENS 75KW  AC Motor, 

 2.2 1500rpm

 2.3 ROCKWELL AB 75KW frequency inverter 




 3.1 4-axis synchronous distribution driven gearbox

 3.2 reduction ratio: i=1:32

 3.3 Nodular cast iron

 3.4 N1=1500rpm, n2=54rpm

 3.5 Total torque: 30000NM


4. Screw


 4.1 Screw diameter: 115mm

 4.2 L/D ratio: 23:1,

 4.3 Material: nitride 38CrMoaLa steel

 4.4 Surface hardness HV900-9500





 5.1 Material: nitride 38CrMoaLa steel

 5.2 Surface hardness HV900-950

 5.3 The first section is open feeding section and the eighth section is vacuum exhaustion section.


6. Barrel cooling system

 6.1 High temperature water pump: 0.37KW

 6.2 Circulation water tank: 50L, made of 304 stainless steel

 6.3 Plated heat exchanger

 6.4 Italian CDE solenoid valve 

 6.5 Inner water tube is made of cooper. Outer tube is made of stainless stell. The connector is made of stainess steel


7.Barrel heating system

 7.1 Inner tube heaters

 7.2 Total heating power: 50KW


8.Vacuum system



 8.1Water ring vacuum pump: 2.2KW 

 8.2Pumping capacity: Max.52m3/hr


9.Screen Changer

 9.1 2mm hole diameter

 9.2 18mpa pressure


10.Electric Control System

 10.1  RKC temperature control system

 10.2 SIEMENS indicators and buttons

 10.3  SIEMENS low voltage apparatus

 10.4  MITSUBISHI  air switches

 10.5  Anti-dust control panel 



Air Ring Die Face Pelletizing System


1. Air Ring Die Face Cutter



 1.1 Motor: 3KW, frequency control motor, Italian MOTOVAK10

 1.2 3KW frequency inverter from DANFOSS

 1.3 Loose-leaf opening and closing dies

 1.4 Distribution screen: processed by CNC

 1.5 Cover: made of 304 stainless steel

 1.6 Cutting screen plate

 1.7 Cutting knives

 1.8 Vacuum insulation design


2. Pneumatic Air Conveying System

 2.1 2.2KW high pressure blower

 2.2 Ø5″ stainless steel pipe

 2.3 Material: 304 stainless steel


3. Vibrating Sieve

 3.1 Three-layer screen: upper screen Φ6mm; lower screen Φ2mm

 3.2 Motor: 1/3HPx2 units

 3.3 Material: 304 stainless steel

 3.4 Plate thickness: 2mm


4. Blower and Silo

 4.1 Middle-pressure blower: 2.2KW whirlpool blower

 4.2 Ø5’’ stainless steel pipe

 4.3 Storage silo: 1000kg, made of 304 stainless steel





Video Link








 Comercial Terms:


  Standard fumigation board packaging.


Payment Terms:

    40% down payment by T/T within ten banking days of signing Contract

      60% by T/T before the shipment



    Shipping date is 90 days after receiving down payment.

     Shipping from Guangzhou HUANGPU port.



    There will be 12 months warranty for the equipment, except wear off spear parts.



    All the machines are tested and commissioning well before the shipment. The buyer is required to install the machines according to the instruction of the Operator’s Manual. We could provide training on our factory site for free. If necessary, we could send engineers to the customer site to guide the equipment installation and commissioning until the machines could operate normally. In this case, the buyer should be responsible for our engineer’s accommodation, food and transportation fees. Also the buyer should pay USD120/day per person as the service fee to the engineers. 


 About Us:

HARDEN INDUSTRIES LTD is an industrial group specializing in the designing and manufacturing of plastic processing equipments.  is one of our brands specializing in developing, manufacturing and markeing a range of plastic extruding, compounding and pelletizing machines with relative auxillary equipments. 


The main advantages of our extrusion, compounding and pelletizing products are robust and durable without much maintainence due to updated technology, design and reliable instant after-sales service. 


Besides standard configuration machines, we are capable of delivering customer tailored solutions to meet some special requirements. For detail information on our company and our products, please browse our website at www.san-u-machine.com and email us directly.


Factory & Trade Show:

Our factory for extrusion pelletizing machines locates in Dongguan, which is about 1 hour away from Guangzhou city by car. Also, we take part in some international shows in the plastics industry, e.g. ChinaPlas, K-show, NPE, etc. We welcome you to visit us if possible. 




 Our Processing Capability:

Equipped with several advanced processing and inspecting equipment, we could supply reliable spare parts and components to guarantee the quality of our product and the after-sales service and support.






 Contact Us:



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