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Twin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel
  • Twin Parallel Screw BarrelTwin Parallel Screw Barrel

Twin Parallel Screw Barrel

Twin Parallel Screw Barrel are widely used for large capacity extruder. Each year, EJS produces thousands sets of Twin parallel screw barrels sets for export. They serve on KraussMaffei , battenfeld-cincinnati, Theysohn extruders etc. all over the world.

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Product Description

Twin parallel screw barrel


We E.J.S Emphasize Details, Pursue Excellence, and will sincerely “Keep Communicating, Keep Focusing, Keep Cooperating, Keep Improving, we create and share success with all purchasers for Hot sale China Twin Parallel Screw Barrel. 

Hot sale China Parallel Twin Screw, Plastic Machine, with the superior and exceptional service, we've been well growing all these years along with our customers. Expertise and know-how assures that we are always highly respecting the trust from our customers in our business activities. "Details", "Excellence" is our principle. Our loyalty and commitments remain online 24 hours each and every day. Contact us today for further information, contact us now.

Twin Parallel Screw Barrel are widely used for large capacity extruder. Each year, EJS produces thousands sets of Twin parallel screw barrels sets for export. They serve on KraussMaffei , battenfeld-cincinnati, Theysohn extruders etc. all over the world.


Every year, E.J.S exhibits our screw barrels at different shows. We meet our old and new customers at Npe Show.

One taste can’t please all. One material can’t work for all applications either, therefore we select a number of other steels to produce screws and barrels for best performances at best costs, this include Twin Screw Barrel.


Bore diameter available for Twin parallel screw barrel

¢25~¢220


Popular Materials used for Twin parallel screw barrel

38CrMoAlA (DIN1.8509)

34CrAlNi7 (DIN1.8550)

31CrMoV9 (DIN1.8519)

40Cr (AISI 4340)

42CrMo ( AISI4140)

D2 (DIN 1.2379)

SKD61


Surface Treatment of Twin parallel screw barrel

Full body nitrided

Bimetallic carbide liner for twin parallel barrels

Bimetallic alloy coating for twin parallel screws

SKD61 lining


Application of Twin parallel screw barrel

Panel extrusion

Profile extrusion

Sheet extrusion

Pipe extrusion

Board extrusion

Compound extrusion

Foam extrusion


Inspection of Twin parallel screw barrel

Quality is always the priority, we never sacrifice our quality for any reason, the unqualified twin parallel screw barrel will not have the permission to leave our factory at all.

For customized parallel twin screw barrel, we inspection at least 5times per drawings during production. A final inspection will be executed and an official Inspection Report will be provided for future records.


I have 9 Krauss Maffei extruders in my plant, I never bought Twin parallel screw barrel from China in the past, I don’t have drawings either, how can I work with you?

EJS has been producing some KMD twin screw barrels; if you engineer could help to measure the dimensions, that would be fantastic; in the worst case, we’ll send a senior engineer to your plant for on-site measurement. Please be free to contact your Sales Representative to discuss all the details.


About E.J.S.

EJS Screw Barrels is a newly created brand name for Export business with manufacturing experiences since 1992.
A screw barrel manufacturer dedicated on producing customized screw barrel and design extruder screw barrels, injection moulding screw barrels.


Bimetallic Screw Barrels

We started to make bimetallic screw barrel at a very early age, almost the same time as the first bimetallic barrel was born in China. Now we have several types for options depending on different applications

Bimetallic Barrels

Alloy Type

EJS01 Alloy

EJS02 Alloy

EJS03 Alloy

EJS04 Alloy

Alloy Components

Fe+Ni+Cr+B
(Fe:65, Ni:14, Cr8, B:3.5)

Ni+Cr+Co+B

Ni+Cr+Co+V+B

Ni+Wc+Cr+B
(Ni:50, Wc:15~35,Cr:6~8, B:2.5~3.2)

Wearing Resistance

★★★

★★

★★★

★★★★

Corrosion Resistance

★★

★★★

★★★

★★★

Alloy Thickness

2~3mm

1.5~2mm

1.5~2mm

1.5~2mm

Hardness

HRC 58-65

HRC 50-58

HRC 55-60

HRC 55-65

Temperature Range

≤400

≤450

≤450

≤600

Coefficient Thermal

RT~250℃

11.0x10-6

11.0x10-6

11.5x10-6

11.0x10-6

Expansion(/℃)

RT~400℃

11.4x10-6

11.4x10-6

12.4x10-6

12x10-6

Range of Workable Length

700mm~3000mm/piece

Base Steel Vastly Used

40Cr: 42CrMo

Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good


Bimetallic Screws

Suitable for

Single Screw, Twin Parallel Screw, Twin Conical Screw

Alloy Type

Ni60

CoImonoy 56

CoImonoy 83

Alloy Components

Ni+Cr+Fe+Si
(Ni:65, Cr:17, Fe:15, Si:5)

Ni+Cr+Si+Fe
(Ni: 68, Cr:18, Si:5, Fe:5)

Ni+Wc+Cr+C
(Ni:40, Wc:34, Cr:20, C:2)

Anti-Wearing Level

★★★

★★★

★★★★

Anti-Corrosion Level

★★★★

★★★★

★★★★

Alloy Thickness

1~1.5mm

1~1.5mm

1~1.5mm

Hardness

HRC 56-62

HRC 46~61

HRC 43-48

Applied Glass Fiber

Under 10%

 

 

Range of Workable Length

Any length needed

Base Steel Vastly Used

38CrMoAI(1.8509), 34CrAINi7(1.8550), 31CrMoV9(1.8519)

Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good



Quality Inspection

Quality is a very important step during production. For making a quality screw barrel, all tolerances should be fulfilled and all dimensions should be correct and put in records.

We provide inspection report, material certificate for every of our supplied screw barrels.


Packaging

Packaging is the last but very important step before shipping. A strong and smart packing box is also part of our quality. It is not only used to protect the screws barrels well during transportation, also provide an easy way for our customer to unpack.







Hot Tags: Twin Parallel Screw Barrel, Customized, China, Zhoushan, Suppliers, Manufacturers, Factory, In Stock

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