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injection screws and barrels, 1) 42CrMo (JIS SCM440), 2) chrome plating, 3) diameter 12-300mm, 4) ISO 9001:2000 - details see: https://www.machineto.com/good-price-42crmo-jis-scm440-chrome-plating-injection-screws-and-barrels-10334950

injection screws and barrels

Material and Heat Treatment
Material	Heat Treatment
1) 38CrMoALA(JIS SACM645)	Nitriding treatment
2) 42CrMo (JIS SCM440)	Chrome plating
3) 9Cr18MoV	High speed quenching
4) CW6Mo5Cr4V2	Vacuum hardening
5) SKD61	Corrosion & Abrasion resistance bimetallic alloy coating
injection screws and barrels Technical Parameter
Hardness after hardening and tempering	HB260º-290º
Depth of nitriding	0.55-0.85mm
Hardness of nitriding	HV 950-1020
Fragility of nitriding	Less than grade 2
Depth of bimetallic layer	2.0-3.0mm
Hardness of bimetallic	HRC59º-65º
Depth of chrome plating	0.02-0.15mm
Roughness of the surface	Ra 0.4um
Linearity of screw and barrel	0.015mm/m
Application	General plastic, PP, PE, ABS, AS, PS etc.

injection screws and barrels size:

The mold clamping force: 60KN-32000KN

The injection capacity: 8-52000g

Screw diameter: Ø15-300

Length/Diameter: 15-45

Screw type: Special screw for PVC, PC, Mixing screw, General purpose screw, etc.

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.

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injection screws and barrels

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

----We are quality control ISO9001:2000 certified company.

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 injection screws and barrels 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.