Film Extrusion Screw Barrel
Product Description
Product Detail
Film extrusion screw barrel
We have most reliable manufacturing equipment, most dedicated and experienced engineers and workers, work full time and long time for Hot-selling China Film Extrusion Screw Barrel. President of our corporation, together with all colleagues, welcomes all buyers to visit our factory. Allow us to cooperate hand in hand to help make a difference for your business in extrusion and injection.
Our company is looking for agents openly. What are you waiting for? Come and join us, the sooner you come aboard, the faster you grow out!
EJS manufactures film extrusion screw barrels for film extrusion people, both cast film(flat film) extrusion and blown film extrusion.
E.J.S has been manufacturing Feed Bush, Feed Throat, Gear Box Reducer, Hastelloy 276 screw barrel for years, you are welcome to contact EJS Team for more details.
Bore diameter available for film extrusion screw barrel
¢45 ~ ¢180
Popular Materials used for film extrusion screw barrel
38CrMoAlA(1.8509)
34CrAlNi7(1.8550)
31CrMoV9(1.8519)
40Cr(4340)
42CrMo(4140)
D2(1.2379)
SKD61
SKD11
Surface Treatment of film extrusion screw barrel
Full body nitrided
Bimetallic alloy powder armoured.
Application of film extrusion screw barrel
industrial films and bags extrusion
agricultural and construction film extrusion
barrier film extrusion
stretch film extrusion
PVC cling film extrusion
laminating film extrusion
can liner extrusion
high barrier small tube system extrusion
And many more to be listed.
We need a lot of film extrusion screw barrels, we also need feeding zones to go with them, can you make them and assembly them?
YES, we are capable to assemble the film extrusion screw barrel, feeding zone with related flanges or tightening rings, please be free to send us drawings for each part as well as assembly chart, we will assemble them well in China without extra charges.
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
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Bimetallic Barrels |
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Alloy Type |
EJS01 Alloy |
EJS02 Alloy |
EJS03 Alloy |
EJS04 Alloy |
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Alloy Components |
Fe+Ni+Cr+B |
Ni+Cr+Co+B |
Ni+Cr+Co+V+B |
Ni+Wc+Cr+B |
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Wearing Resistance |
★★★ |
★★ |
★★★ |
★★★★ |
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Corrosion Resistance |
★★ |
★★★ |
★★★ |
★★★ |
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Alloy Thickness |
2~3mm |
1.5~2mm |
1.5~2mm |
1.5~2mm |
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Hardness |
HRC 58-65 |
HRC 50-58 |
HRC 55-60 |
HRC 55-65 |
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Temperature Range |
≤400 |
≤450 |
≤450 |
≤600 |
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Coefficient Thermal |
RT~250℃ |
11.0x10-6 |
11.0x10-6 |
11.5x10-6 |
11.0x10-6 |
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Expansion(/℃) |
RT~400℃ |
11.4x10-6 |
11.4x10-6 |
12.4x10-6 |
12x10-6 |
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Range of Workable Length |
700mm~3000mm/piece |
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Base Steel Vastly Used |
40Cr: 42CrMo |
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Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good |
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Bimetallic Screws |
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Suitable for |
Single Screw, Twin Parallel Screw, Twin Conical Screw |
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Alloy Type |
Ni60 |
CoImonoy 56 |
CoImonoy 83 |
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Alloy Components |
Ni+Cr+Fe+Si |
Ni+Cr+Si+Fe |
Ni+Wc+Cr+C |
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Anti-Wearing Level |
★★★ |
★★★ |
★★★★ |
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Anti-Corrosion Level |
★★★★ |
★★★★ |
★★★★ |
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Alloy Thickness |
1~1.5mm |
1~1.5mm |
1~1.5mm |
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Hardness |
HRC 56-62 |
HRC 46~61 |
HRC 43-48 |
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Applied Glass Fiber |
Under 10% |
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Range of Workable Length |
Any length needed |
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Base Steel Vastly Used |
38CrMoAI(1.8509), 34CrAINi7(1.8550), 31CrMoV9(1.8519) |
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Mark in the list: ★★★★ Excellent; ★★★ Very Good; ★★Good |
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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.