Bimetallic screw barrel, Tungsten Carbide Screw Barrel, bimetal screw barrel, plastic machinery screw barrel, extrusion screw and barrel, twin parallel screw barrel
Specification:
Screw diameter: 15mm-300mm
Maximal length: 8000mm
Barrel inner diameter: 15-300mm
Maximal length: 4000mm
Different bimetallic alloys are available for different raw materials.
1. Tungsten carbide screw and barrel
2. Wear resisting
3. Low power
4. Low noise level
5. High quality material
Application: Injection molding machine, extrusion
Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)9Cr18MOV
Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Experienced manufacturer, we will be the best choice.
| Base Materials: | 1)38CrMoAlA(SACM 645)
2)42CrMo(AISI 4140)
3)Cr12MoV(SKD11)
4)4Cr5MoSiV1(SKD61)
5)9Cr18MoV
6)40Cr |
| Bimetallic Alloy Materials: | 1)Fe-based alloy
2)Ni-based alloy
3)Co-based alloy
4)Tungsten carbide |
Bimetallic alloy level:
|
Alloy powder including 40% Tungsten Carbide
Alloy powder including 25% Tungsten Carbide
Alloy powder including 9.5% Tungsten Carbide |
| Processing Technology: | Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding |
Technical Parameter:
| Nitrided layer depth:0.50-0.80mm
Nitrided hardness: 950-1100HV
Nitrided brittleness: Less than 2 level
Surface roughness: Ra 0.4 μm
Linearity of screw: 0.015mm/m
Hard-chrome plating hardness after nitriding: ≥950HV
Chrome-plating layer depth: 0.025~0.10mm
Bimetallic layer depth: 3-5 mm
Bimetallic hardness: HRC60-70 |
| Suitable Plastic Material: | PP, PE, HDPE, LDPE,LLDPE etc. |
Our products advantages: | 1)High productivity 2)Good plasticizing effect
3)Low energy consumption 4)Wear resistant&Corrosion resistant
5)Long using life 6)Fast production&On time delivery
7)Best customer service! |
Zhejiang Zhongyang Screw Manufacturing Co., Ltd is a professional and dedicated designer, manufacturer, rebuilder and distributor of screws, barrels and assembly parts for plastic and rubber machines.
With our business philosophy of "quality oriented and customers foremost", Zhongyang keeps improving to offer excellent products and services to customers. Our commitment to customer satisfaction is priority number one at ZHONGYAG.
Till now, we have served more than 100 customers from 41 different countries all over the world. And we are very confident we will have more and more customers because our teams always strive to complement and meet our customers' needs in all aspects.
You can depend on us for:
Working Attitude: Every employee at ZHONGYANG is a good team player. We have enthusiasm on our jobs and we do our jobs seriously and responsibly, every employee wants to do the best to contribute to our company's growth at ZHONGYANG.
Factory Strength---- We are located in Jintang town, Zhoushan city of Zhejiang provice. Our factory occupies 10, 000M2 and is well equipped with kinds of advanced CNC processing machines. With 12 years' industrial know-how and experience, we have grown to be a specialist in the industry. We have our own professional teams in the sales, design, production, inspection and customer service areas. And we are always ready to help you with your specific needs.
Quick Response---- Our sales team is well-trained with good qualifications and is passionate and ambitious, we respond quickly and efficiently.
Technical Capabilities ----- We have a group of experienced and creative engineers, they help to solve customers' technical problems with their expertise and they do excellent jobs in designing new screw and barrel to achieve superior performance of the screw and barrel.
Good Products ----- As an ISO certified enterprise since 2006, we established complete quality control system and step by step, we implement the system thoroughly from the first production process to final products now. Every production process in under strict inspection to ensure that only qualified products are sent to our customers.
After Service-----We archive every customer from the beginning of our cooperation and we will follow up till customers receive our products and trial them with no problem. If by any chance you meet any problem on our products, our after service team will work out solution efficiently. And we could send engineer to your place under necessary circumstance no matter you are in China or abroad.
Our every team will work closely with you to provide you with the best possible solutions in timely manner.
We believe you will get good user experience working with us. And we welcome the opportunity to serve your needs.
