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twin screw extruder, 1.Diameter:50.5mm, 2.L/D:32-60, 3.Motor:90-132kw, 4.Output:150-250kg/h - details see: https://www.machineto.com/shj-50d-co-rotating-parallel-twin-screw-extruder-for-masterbatches-10336981

SHJ-50D Twin screw Extruder

Representative Materials Working Capability Schedule Of SHJ50D

Process	Representative materials	Operating capability Kg/h(reference values)
Mixing nature-changing	PE,PP,PS+SBS,PA+EPDM,PP+NBR,EVA +Silicon rubber etc.	150-320
	PE,PA,PC,CPE+ABSalloyABS+TPU,PBT+PET,PP+ PE, etc.	130-320
Filling nature-changing	PE,PP,EVA, ect.+ Calcium carbonatetalcum powdertitanic powderABSPCPS, etc.+ aluminum hydroxide, magnesium hydroxide, antimony oxide.	180-350
	PP,PA,ABS+ ferrous powdersulphuric powderceramic powder	200-400
Functional machine pellets	PP,PA,ABS,PBT, etc+ anti-burning agent and other auxiliary agentscombustion-supporting machine pellets	150-320
	PE,PP,PS, etc+ starchde-composing machine pellets	140-270
	PE+ fog-preventing dipperstabilizerdual-prevention machine pellets	120-180
	PE,EVA,ABS etc +carbon blackblack machine pellets	90-180
Colored machine pellets	PE,PP,ABS,AS,PA,EVA,PET +pigment and auxiliary	120-270
Intensified glass fibres and carbon fibres	PP,PBT,ABS,AS,PA,PC,POM,PPS,PET, etc.+ long firessmall fibrescarbon fibrescrystallitis and so on, etc.	150-320
Various cables	HDPE,LDPE,LLDPE,MDPE,EVA,PVC,PP, etc. insulating cablescoatings,PE peroxidesilicon alkyl crossing cablesradialization crossing cables	120-320
Special materials	EVA heat-melting gluepolyurethane, fluorin rubberfluorine plasticsPP cigarette filtering material and TPR sole material	70-320
Reaction extruding	Polyamide condensatepolyamide melting polymerizationpolyamide polyethene-addingpolycarbonate condensate, etc.	120-270
Exhausting and volatilization	Polystyrene oxidehigh-absorbing resinchlorine sulphur polyethylene	90-150
Powder paint	Polyesterring oxidelactidepolyurethaneacrylate	300-400

I. SHJ50D technical parameters

Twin-screw extruder length-diameter ratio 40:1

Twin-screw extruder motor power75KW AC

II. Machine configuration

SHJ 50D twin-screw extruder

A. One set of SHJ-50D twin-screw metering feeder

1) Feeding motor is AC motor, main feeding motor power:1.1KW

2) Regulating system is FUJI variable-frequency regulator.

3) Screw is twin-screw, reduction ratio: 17:1

B. Gearboxhigh speed and high torque series

1 Reduction factor2.5:1

2 Output shaft rotation speedMAX600RPM

3 Input shaft rotation speedMAX1500RPM

C. Lubrication oil cooling system

1 Motor of oil pump 0.55KW

2 Lubrication oil model: Hai Brand 6402 made in Shanghai, medium load gear oil, model: 85W/90GL - 4.

D. Motor of host machine

1 Motor of host machine75KWAC motor)

2 Motor speed ( MAX)1500RPM

E. Screw

1 Screw diameterΦ51.4mm, max. diameter D=Φ51.4mm,min. diameter d=Φ33.8mm, D/d=1.52, center distance: A=43mm, torque: T=597N.M, torque coefficient: T/A³=7.51.

2 L/D =44:1

3 Screw with modular structure

4 The screw core shaft is made of 40CrNiMoA, and the screw thread components connect with the core shaft in an involute curve, which features high intensity, large load, and easy disassembly and assembly.

5 The screw components are made of high quality high-speed tool steel, W6Mo5Cr4V2, that receives heat treatment with vacuum hardening at high temperature.

6 Whole hardness: HRC62-64

F. Charging barrel

1. The barrel body is made of #45 steel, and the "∞" shape hole is lined with wearing proof alloy a-101Fe - Cr - Ni -B+Carbide, hardness: HRC60 - 64, barrel length: L = 190mm/section.

2 The first cylinder is used for feeding materials barrel, 9th cylinder .for .vacuum barrel, the 10th cylinder for extrusion barrel and the other cylinders are of closed mouth type. And the concentricity of all barrel bodies is below 0.025mm.

3.Soft water circulation system

H. heating system0-400^oC^.

I.. Vacuum Degasifier

J. Electrical control system (touch screen PLC control, Siemens products)

a) 3phase V,AC Hz, 1phase V, AC Hz

b) Main electric control components are Siemens products.

c) Control buttons are Schroder products from France.

d) Twin-screw extruder motor is a AC motor with a power of 75KW,and the speed regulator in the twin-screw stem host machine is FUJI variable-frequency regulator.

e) The speed regulator in the feeding machine is FUJI variable-frequency regulator.

B) One set of auxiliary pelletizing machine

1) One set of cooling cutting die and cooling cutting moldboard. There are about 13 holes with 3.5 mm diameter on the die. 38CrMoAlA materials.

2) One set of 2.2KW air-knife.

3) One set of 5M water trough. Water cooling circulation system:

4) One set of water cooling double bearing pelletizer. LQ-500, AC motor, which power is 5.5kw(AC). FUJI frequency converter is used to adjust speed.

5) One set of 500kg/h vibrating sieve, the power of vibrating motor is 200Wx2.

6) Exchange-screen system uses hydraulic fast board exchange-screen device. Hydraulic station motor power:1.5KW

twin screw extruder