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Quick Details

  • Condition: Used
  • Year: 2012
  • Application: Granules
  • Screw Design: Double-screw
  • Place of Origin: India
  • Brand Name: nanjin
  • Model Number: mt50

Specifications

used almost new condition twin screw extruder located in vapi india

1. Output: 250 kg/h

2. Voltage: 380V AC 50-60 Hz

3. MT50 two-screw co-rotating extruder

3.1. AC main motor 45KW

3.2. L/D: 40:1

3.3. Feeding systems:

Twin-screw main feeder

--AC motor: 0.75Kw

--Variable-frequency inverter

--Reduction ratio: 17:1

--Twin-screw feeding

--Stainless steel material

 3.4. Gearbox

-- NSK bearing

-- 0-500 rpm

-- Gear shaft made of steel 20CrNi2MoA, HRC58-62

-- Oil lubrication system

3.5 Screw

--Made of W6Mo5Cr4V2 high speed steel,

     treated by high temp vacuum quenching. HRC 60-64

--Diameter: 50.5mm

--Twin-screw intermeshing co-rotating

--RPM: 0-500

--Involute connection with shaft, self-cleaning

3.6 Shaft

-- made of alloy steel 40CrNiMo, HR 300-350

-- Connected with spline

3.7 Barrel

-- parallel structure

-- made of 45# steel with bi-metallic steel bush ( what is surface hardness )

-- 10 sections 190mm/section

 

3.8 Water-cooling system

-- water recycle cooling for 10 sections not including die

-- water pump motor: 0.55 kw

-- solenoid valve of European brand

3.9 Electrical heating system

   --The heaters for the 2nd and 3rd barrels made of cast brass, the others are made of cast aluminium

3.10 Vacuum system

3.11 Die head including hydraulic oil pump

-- Hydraulic screen changer

-- Die pressure sensor

-- Die melt temperature indicator

 

 

4. Electric control cabinet

4.1 Main low voltage electric control components are of Siemens and CHNT brand.

4.2 Bosch-Rex control button

4.3 Electric control system consisting of temperature, driving and interlock control systems.

4.4 High accuracy indication of temperature and pressure

4.5 Auto-alarm, overpressure and overload protection

5. Water strand pelletizing system

5.1 water trough

   -- Length: 400cm, stainless

5.2 Drying blower

--1.5 KW, stainless

5.3 Pelletizer

-- 3 KW, 380V 50Hz

-- output: 350kg/h

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