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Zhejiang Jufeng Technology Co., Ltd.
Zhejiang Jufeng Technology Co., Ltd., since its establishment in 1998, has always adhered to the core values of "love, integrity, creation, and win-win", and is unwaveringly committed to the noble mission of "reputable the industry, innovation-driven, employee welfare, and social contribution".

Jufeng, with its profound foundation and relentless innovation in the field of electric motors, has been honored with a series of national and provincial accolades, including "National High-Tech Enterprise," "National Specialized and Innovative Small Giant Enterprise," and "Zhejiang Province Industry Innovation and Excellence Demonstration Unit," becoming a shining pearl in the electric motor industry of Zhejiang Province. As a famous China Industrial Drive Motor Rotor Core Manufacturers and OEM/ODM Industrial Drive Motor Stator Core Suppliers, the company specializes in the design, manufacturing, sales, and service of core products such as motor stator and rotor lamination, cores, cast aluminum rotors, and cast copper rotors. Its products are widely used in key areas such as electric vehicle drive motors, ultra-high efficiency industrial motors, household appliances, wind power generation, rail transit, robotics, and industrial transmission. The company has established three major series of core production bases for industrial standard motors, high-efficiency motors, and electric vehicle drive motors, with a total area of 90,000 square meters across all production bases. It employs over 500 professional staff, with steel consumes 150,000 tons a year, and boasts advanced R&D testing equipment and production facilities. Jufeng has established cooperation with numerous top-tier domestic and international enterprises, including BYD, Founder Motor, ABB, CRRC Shidai, CRRC Shangchi, Grundfos, Hua Chuan Electric, ZIEHL-ABEGG, GLB Power, and Inovance, thus joining the ranks of professional stator and rotor manufacturing enterprises with core competitiveness in China.
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Industrial Drive Motor Stator And Rotor Core Industry knowledge

Why is the Quality of Stator and Rotor Cores so Critical to Motor Performance?
The Industrial Drive Motor Stator And Rotor Core are an important part of the motor magnetic circuit, undertaking the core functions of magnetic conduction, support and energy conversion. Their material selection, manufacturing process and structural design directly determine the efficiency, power density and temperature rise characteristics of the motor. We use high-quality high-grade silicon steel sheets, and through precision stamping, heat treatment and surface insulation treatment processes, we ensure that the iron core has low iron loss, high magnetic permeability and excellent mechanical stability. This not only significantly improves the energy efficiency level of the motor, but also reduces operating noise and vibration, and extends the overall service life of the motor.
Zhejiang Jufeng Technology Co., Ltd. has been focusing on the R&D and production of motor cores for many years. We deeply understand that excellent core performance is the foundation of efficient and stable operation of motors. Our products are made of imported silicon steel materials with a thickness of 0.15mm to 0.5mm. Through advanced vacuum annealing technology, we eliminate the internal stress of the material and improve the magnetic conductivity. At the same time, our proprietary insulation coating process ensures interlaminar resistance reaches over 100Ω·cm², effectively reducing eddy current losses. These meticulous technical treatments make Jufeng Technology's cores perform exceptionally well in terms of energy efficiency, with core losses controlled at 30%-50% lower than industry average levels, providing significant energy-saving effects for motor manufacturers.
In practical applications, our cores help customers achieve motor efficiency levels up to IE4 and IE5 standards. A leading motor manufacturer in Zhejiang reported a 15% increase in overall motor efficiency after using our cores while reducing operating temperature by 20°C. These performance improvements are directly attributed to Jufeng Technology's relentless efforts in material selection and process innovation. We not only provide products, but also provide comprehensive performance solutions for our customers.

How to Improve the Reliability and Consistency of Iron Cores through Innovative Manufacturing Processes?
Modern industrial applications are increasingly demanding motor reliability. We ensure that each iron core delivers highly consistent performance through fully automated high-speed stamping production lines, vacuum annealing processes, and advanced insulation coating technology. A strict quality control system covers the entire process from material to finished product, ensuring that the dimensional accuracy, stacking coefficient and insulation performance of the iron core fully meet the design requirements. This pursuit of details enables our products to meet the long-term stable operation requirements in various harsh industrial environments.
At Zhejiang Jufeng Technology Co., Ltd., we have invested in multiple fully automated production lines from Japan and Germany, achieving a high degree of automation in the production process. Our high-speed precision stamping equipment can achieve an accuracy of ±0.01mm, ensuring the consistency of each sheet. The vacuum annealing furnace adopts intelligent temperature control system, with temperature control accuracy up to ±1°C, completely eliminating internal stress of the material and improving magnetic performance. In terms of insulation treatment, we use environmentally friendly water-based insulation coatings, which not only have excellent insulation performance, but also meet international environmental protection requirements.
What's more worth mentioning is that Jufeng Technology has established a complete traceability management system. Each batch of products can be traced back to the specific parameters of the production equipment, operator and raw material batch. This meticulous quality management system ensures that the product qualification rate remains above 99.98%. A customer from Germany said after a factory audit: "We have found that the quality control level of Jufeng Technology has reached the international leading level, which gives us great confidence in long-term cooperation." It is this persistence in process innovation and quality management that makes Zhejiang Jufeng Technology Co., Ltd. a trusted partner for many well-known motor manufacturers at home and abroad.

What Technical Support and Customization Service Capabilities Should be Focused on When Choosing a Supplier?
In addition to the quality of the product itself, the supplier's technical support and customization services are equally crucial. We have an experienced engineering technical team that can provide comprehensive solutions from material selection, structural optimization to production processes according to the specific needs of customers. Whether it is high-efficiency motors, servo motors or special application motors, we can provide the most suitable iron core products and assist customers to shorten the development cycle and quickly respond to market changes.
Zhejiang Jufeng Technology Co., Ltd. is not just a manufacturer, but your technical partner. We have established a professional technical support team consisting of senior engineers with an average of over 15 years of industry experience. At the initial stage of product design, we can provide customers with design suggestions for electromagnetic optimization; during the sample stage, we can complete sample production within 2 weeks; during mass production, we provide full-process technical guidance. It is worth mentioning that we have a complete experimental center equipped with advanced testing equipment such as iron loss testers, stacking factor testers, and insulation performance testers, which can provide customers with accurate product performance data.
In terms of customized services, Jufeng Technology has accumulated rich experience. We have provided customized core solutions for numerous special applications including new energy vehicles, aerospace, medical equipment and other fields. For example, for a customer in the elevator industry, we developed a ultra-quiet core that reduces motor noise by 5dB; for a robot manufacturer, we provided a core with a weight reduction of 30% while ensuring performance. These successful cases prove that Zhejiang Jufeng Technology Co., Ltd. has the technical strength to provide customers with personalized solutions. We always adhere to the customer-centered service philosophy, and every customer can get dedicated technical support and rapid response service.
As your trusted partner, Zhejiang Jufeng Technology Co., Ltd. is always committed to providing high-performance, high-reliability Industrial Drive Motor Stator And Rotor Core products for global industrial customers. Choosing us is not only choosing high-quality core components, but also choosing a persistent pursuit of excellent performance and a firm commitment to customer success. Welcome to contact our technical team to learn more about how to provide the best iron core solution for your motor application.