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Bimetallic Screw Barrel for Single Screw extruder machine
  • Bimetallic Screw Barrel for Single Screw extruder machineBimetallic Screw Barrel for Single Screw extruder machine
  • Bimetallic Screw Barrel for Single Screw extruder machineBimetallic Screw Barrel for Single Screw extruder machine
  • Bimetallic Screw Barrel for Single Screw extruder machineBimetallic Screw Barrel for Single Screw extruder machine

Bimetallic Screw Barrel for Single Screw extruder machine

EJS has been producing bimetallic screw barrels for over 20 years, especially these years more and more customers are choosing bimetallic screw barrel for a longer life time. Welcome to buy Bimetallic Screw Barrel for Single Screw extruder machine from us.

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Product Description

Bimetallic Screw Barrel for Single Screw extruder machine

Are more and more used by various customers. Different alloy powders are used for different applications.

We've been looking forward to establish the good and successful long term cooperation in business from the customers of all over the world.

By 2022, EJS factory has been producing screw barrel for 30 years and bimetallic screw barrels for over 15 years, please don't be shy to contact EJS to have your first bimetallic screw barrel made, and then many more to be following.



Popular Alloy powder of bimetallic screw barrel

Kennametal Stellite Ni60

Colmonoy 56

Colmonoy 83

EJS01 alloy

EJS04 alloy

Customized


Bore diameter available for bimetallic screw barrel

¢16~¢500


Popular Materials used for base steel of bimetallic screw barrel


40Cr(4340)

42CrMo(4140)

38CrMoAlA(1.8509)


34CrAlNi7(1.8550)

31CrMoV9(1.8519)



Inspection of bimetallic screw barrel

Bimetallic process is crucial, it’s very important the bimetallic alloy is tightly attached to bimetallic screw barrel, no split, no insane crack.

When a carbide liner is applied, no moving happens.

At EJS, we use centrifugal casing machine to do bimetallic barrel while Kennametal Stellite bimetallic welding machines are used for bimetallic screw.


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: Bimetallic Screw Barrel, Customized, China, Zhoushan, Suppliers, Manufacturers, Factory, In Stock

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