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
Our advantages: 1). Excellent raw materials 2). Good customer service 3). Rapid delivery 4). Reasonable price 5). Production quickly
Experienced manufacture, we will be the best choice.
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
Zhejiang Zhongyang Screw Manufacturing Co., Ltd is a professional designer, manufacturer, rebuilder and distributor of screws, barrels and other machine components for plastic and rubber industries.
Our factory is located in Zhoushan, we are well equipped with different kinds of advanced CNC machines. This provides solid foundation for our quality products. And the strong technical force of our R&D dept. Allows us a lot of design works for different requirements.
With the firm business philosophy of "quality oriented, customer foremost", we never stop creating better quality and service for customers. We established quality control system strictly as ISO 9001: 2008 International Quality System, our every production process is under strict inspection. This is to ensure that only qualified products are delivered to customers.
Even if you have any problem with our products, our technical team always find out solutions efficiently. We can send engineers to you under necessary conditions no matter you are in China or abroad.
We are professional, dedicated, sincere and helpful. Our dedication to providing best possible quality and service, most reasonable price and high efficient delivery to every customer forms our core competitiveness, which contributes a lot to our steady and fast growth during the past 10 years.
Till now, our screws and barrels have been distributed to more than 40 countries around the world including Europe, South America, Oceania, Asia, Middle East, Africa, etc. And we believe our unremitting efforts will help us win greater markets and play a bigger role in this field.
Company Name: Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
Representative: JUNBING YANG
Product/Service: Screw Element And Segmented Barrel , Injection Molding Machine Screw Barrel , Single Extruder Screw Barrel , Extruder Screw And Barrel , Screw And Barrel , Extruder Single Screw Barrel
Capital (Million US $): 5,000,000RMB
Year Established: 2009
Total Annual Sales Volume (Million US $): US$2.5 Million - US$5 Million
Export Percentage: 31% - 40%
Total Annual Purchase Volume (Million US $): Below US$1 Million