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MELT GEAR PUMP

Melt pumps are volumetric pumps which meter polymer through a set of intermeshing gears.  It can be used as feeding and metering.

WORKING PRINCIPLE

The concept of a gear pump is very simple. Its most basic form is that two gears of the same size mesh and rotate with each other in a close-fitting shell. The inside of the shell is similar to the “8” shape, and two gears are installed inside. The outer diameter and both sides of the gear are closely matched with the housing. The material from the extruder enters the middle of the two gears at the suction port, and fills the space, moves along the housing with the rotation of the teeth, and is finally discharged when the two teeth mesh.

MELT GEAR PUMP
Mineral processing

MAIN DESIGN FEATURES


  • Excellent fill behaviour due to optimized inlet geometries

  • Optimized flow channels

  • Completely heated

  • High overall efficiency, minimized friction thanks to pioneering gear and bearing technologyLow pulsation pumping even at high differential pressures

  • Compact design


PROCESS
PROCESS

Polymer processes require pumps that gently process both high and low viscosity plastic melt through the system. Specially designed low-compression teeth allow the MGP class transfer, booster or metering gear pump to achieve both high pressure and low shear. The plastic melt is conveyed with a constant, precise flow even at high discharge pressures — and this also for low viscosity products like prepolymers, where former pump generations  reached their limits. Additionally, their high efficiency and long service life will enhance the capacity of any given production plant.

INDUSTRY

Cellulose acetate

Elastomers

Epoxy resin

Phenolic resin

Polyacrylicnitrile

Polyamide

Polycarbonate

Polybutylene Teraphthalate

Polyethylene Teraphthalate

Polymethylmethacrylate

Polypropylene

Polystyrene (incl. ABS, EPS)

Polysulphone

Silicone

SBR Latex

And others

Process plant solutions

MODELS AND TECHNICAL SPECIFICATIONS

Model

cc/r

Feed

Out

Max. flow rate m3/h < 50Pa.s

Max. flow rate m3/h 50 ~ 200Pa.s

Max. flow rate m3/h 200~ 2000Pa.s

Max. flow rate m3/h  > 2000Pa.s

MGP-0005

5

Vacuum -0.05 ~ 16.0

≤35.0

0.041

0.027

0.019

0.012

MGP-0010

10

Vacuum -0.05 ~ 16.0

≤35.0

0.081

0.054

0.038

0.024

MGP-0020

20

Vacuum -0.05 ~ 16.0

≤35.0

0.162

0.108

0.076

0.049

MGP-0032

32

Vacuum -0.05 ~ 16.0

≤35.0

0.259

0.173

0.121

0.078

MGP-0050

50

Vacuum -0.05 ~ 16.0

≤35.0

0.405

0.27

0.189

0.122

MGP-0075

75

Vacuum -0.05 ~ 16.0

≤35.0

0.527

0.365

0.243

0.162

MGP-0100

100

Vacuum -0.05 ~ 16.0

≤35.0

0.702

0.486

0.324

0.216

MGP-0160

160

Vacuum -0.05 ~ 16.0

≤35.0

1.123

0.778

0.518

0.346

MGP-0200

200

Vacuum -0.05 ~ 16.0

≤35.0

1.404

0.972

0.648

0.432

MGP-0250

250

Vacuum -0.05 ~ 16.0

≤35.0

1.62

1.08

0.675

0.473

MGP-0355

355

Vacuum -0.05 ~ 16.0

≤35.0

2.3

1.5

0.9

0.7

MGP-0500

500

Vacuum -0.05 ~ 16.0

≤35.0

3.2

2.2

1.2

0.9

MGP-0750

750

Vacuum -0.05 ~ 16.0

≤35.0

4.9

3.2

1.8

1.4

MGP-1000

1000

Vacuum -0.05 ~ 16.0

≤35.0

5.4

3.8

2.2

1.9

MGP-1200

1200

Vacuum -0.05 ~ 16.0

≤35.0

6.5

4.5

2.6

2.3

MGP-1600

1600

Vacuum -0.05 ~ 16.0

≤35.0

8.6

6

3.5

3

MGP-2000

2000

Vacuum -0.05 ~ 16.0

≤35.0

10.8

7.6

4.3

3.8

MGP-2500

2500

Vacuum -0.05 ~ 16.0

≤35.0

10.8

8.1

4.7

4.1

MGP-3150

3150

Vacuum -0.05 ~ 16.0

≤35.0

13.6

10.2

6

5.1

MGP-4000

4000

Vacuum -0.05 ~ 16.0

≤35.0

13

10.8

7.6

6.5

MGP-6300

6300

Vacuum -0.05 ~ 16.0

≤35.0

20

17

10

9

MGP-8000

8000

Vacuum -0.05 ~ 16.0

≤35.0

22

17

13

12


APPLICATION FIELDS

DOWNLOADS

DOWNLOADS

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poly acrylic acid

UREA TO AMMOUNIA

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