screw barrel for pet pp pvc abs injection molding machine
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Material and Heat treatment |
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Material |
Heat Treatment |
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1) 38CrMoALA(JIS SACM645) |
Nitriding treatment |
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2) 42CrMo (JIS SCM440) |
Chrome plating |
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3) 9Cr18MoV |
Corrosion & Abrasion resistance bimetallic alloy coating |
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Chrome plating screw Technical Parameter |
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Hardness after hardening and tempering |
HB260º-290º |
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Depth of nitriding |
0.55-0.85mm |
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Hardness of nitriding |
HV 950-1020 |
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Fragility of nitriding |
Less than grade 2 |
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Depth of bimetallic layer |
2.0-3.0mm |
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Hardness of bimetallic |
HRC59º-65º |
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Depth of chrome plating |
0.02-0.15mm |
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Roughness of the surface |
Ra 0.4um |
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Linearity of screw and barrel |
0.015mm/m |
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Chrome plating screw size |
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Ø65/2 |
Ø80/2 |
Ø90/2 |
Ø105/2 |
Ø125/2 |
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Ø146/2 |
Ø150/2 |
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Compression of screws and barrels can be designed according to customers’ requirements.
ABOUT US:
Zhoushan Five-star Machinery Manufacturing CO., LTD is located in Jintang town of Zhoushan City.
The town, which is named as Screws And Barrels Town in China, has excellent geographical location. It is in the north of Ningbo, in the south of Shanghai. After more than 20 years development, our company has been a famous high-quality screws and barrels supplier and pioneer in China. “Five-star” brand is awarded as “China Famous Best-seller brand” for screw and barrel by China Brand and Marketing Strategy Promotion Committee.
Quality
----High quality material.
The material is from Baosteel in China, HITACHI in Japan and other materials from Germany.
----New advanced machines.
3 coordinate CNC deep hole drilling machine, CNC milling machines, boring machines, other machines are equipped.
----Heat treatments.
Hardening, tempering, surface nitriding, chrome plating, high-frequency quenching, vacuum hardening, welding bimetallic powder etc. are available.
----Experienced engineers and technicians.
We have a professional technical team, who always support you.
Quality Control
With experienced inspectors and advanced testing tools and equipments, our products can meet Germany/ international standard.
Warranty
One year warranty is offered to customers. And experienced engineer team can offer good technical support.
Service
We are a authorized factory to import and export goods by the government. We have export the goods to Germany, Turkey, Malaysia, etc..
----With capacity 2000 sets per year, we can make quick delivery.
----Customers’ drawings are welcomed. And we can also design the drawings according to customers’ requirements.
----We can offer products with “ Five-star” brand. And OEM business is welcomed.
Contact Us for Chrome plating screw Quotation or Support:
To make you an accurate quote, we need your kindly support to provide drawings, quantity, material, heat treatment requirements, destination, etc.
1.Please send us meassage online now.
2.Please contact us by E-mail.
- Step 1Find your interested products by search keywords
- Step 2Contact the supplier by clicking ”Enquire” or “request meeting” button, otherwise, you also could consult our import consultant.
- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
- Step 4Set up meeting with the Chinese supplier without language barrier