Our Main Business

Slitting

Annual strip capacity is 20,000 tons

Mold

Over Molding 50set+progressive mold 100sets

Stamping

Annual production capacity is 6 billion strokes

Injection Molding

Over molding business

Modularization

Capable ofassembling iron coresiskeletonlover-molding lwinding processed to enable component delivery
Motor Core Stamping Capability

The stamping capability of motor cores is a crucial indicator for measuring the technical level, production efficiency, and product quality of motor core manufacturing enterprises. Stamping capability involves multiple aspects, including equipment performance, process level, material utilization, precision control, and more. Below is a detailed description of the stamping capability for motor cores:

Equipment Capability

Process Level

Material Utilization

Precision Control

Production Efficiency

Die Design and Manufacturing

Quality Control

Customization Capability

Applications of Motor Iron Cores

Motor iron cores are essential components in modern motor manufacturing, widely used across various fields to provide efficient and reliable power support for a range of devices. Below are the main application areas of motor iron cores:

Company Introduction

Yuma Precision CHINA
Yuma Precision THAILAND

Yuma Precision founded in 2007, high-tech enterprise specializing in the R&D and manufacturing of motor cores and tooling, serving industrial control, new energy/automotive markets, of which the products are widely applied in industries such as new energy vehicles, robots, mechanical automation, household appliances, audio-visual equipment, medical facilities, fitness equipment, and electric tools.

The company possesses three R&D centers, namely product R&D, tooling R&D and equipment R&D, including more than 20% of R&D personnel and over 50 invention patents and utility ...Learn more

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Countries and Regions

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Self-operated Factory

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Customer Service

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The company has more than 500 employees

Customer Evaluation

We have been cooperating with Yuma Precision for many years and are deeply impressed by their professionalism and dedication in the field of motor core production. No matter how complex the customization requirements are, Yuma Precision can always deliver high-quality products on time with excellent performance and stable quality. Their team is highly professional and efficient in communication, making them a trustworthy long-term partner!


Customer Company A

America

Yuma Precision has demonstrated an extremely high level of expertise in the field of motor cores. From R&D to production, every step is meticulously executed. Their flexible customization services can precisely meet our diverse product requirements. Timely delivery and comprehensive after-sales support have provided strong backing for the advancement of our projects!


Customer Company B

America

Choosing Yuma Precision as our supplier for motor cores was a wise decision. Their products exceed our expectations in terms of performance and precision, especially in customized production, where they show strong technical capabilities and innovation. Throughout our cooperation, communication has been smooth, and issues have been resolved promptly, saving us a lot of trouble!


Customer Company C

The motor cores from Yuma Precision are of superior quality and craftsmanship. Their customization services are very considerate, able to quickly respond to and provide solutions based on our design requirements. The team is professional, the service is thoughtful, and the delivery schedule is precise, providing a solid foundation for our production plans!


Customer Company D

Cooperating with Yuma Precision has been a pleasant and efficient experience. They maintain strict control over the production details of motor cores, ensuring high consistency and excellent performance of the products. Flexible customization services can meet our complex process requirements. The after-sales team responds quickly and provides thoughtful service, highly recommended!


Customer Company E

We have Made Products

Motor iron cores are essential components in modern motor manufacturing, widely used across various fields to provide efficient and reliable power support for a range of devices. Below are the main application areas of motor iron cores:

Get to More Products

Professional Certificate

News Center

October. 10, 2026

How to Evaluate Motor Core Samples Before Mass Production

Learn how to evaluate motor core samples before mass production, including dimensional accuracy, material quality, burr inspection, stacking performance, and production consistency.
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October. 10, 2026

Yuma Precision Successfully Wraps Up at CIIF 2026 in Shanghai, Ready for the Next Chapter

Yuma Precision showcases motor core products, precision tooling, and custom manufacturing capabilities at CIIF 2026 in Shanghai, connecting with industry professionals and exploring new opportunities.
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October. 10, 2026

Progressive Die vs. Transfer Die for Motor Core Stamping

Compare progressive die and transfer die stamping for motor cores. Learn about tooling costs, production efficiency, lamination quality, and how to choose the right process.
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September. 09, 2026

The Definitive Guide to Stepper Motor Core Microstepping

Stepper motors are essential for precision control in various applications, from 3D printing to CNC machines. This guide is designed for engineers and hobbyists seeking to optimize performance through microstepping. Microstepping allows for smoother operation and increased resolution, effectively addressing common challenges such as mechanical vibrations and position inaccuracies. By
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September. 09, 2026

Stepper Motor Core vs. Open-Loop Systems: A Design Review

The decision between stepper motor core systems and open-loop systems is a common dilemma for engineers and designers in various industries. Users often express concerns about precision, control, power consumption, and adaptability in their specific applications. This article addresses these pain points by comparing these two popular motor designs, providing useful insights based on real-world
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September. 09, 2026

How to Design a Compact BLDC Motor Core for Wearables

Designing a compact BLDC motor core for wearables involves intricate challenges that most engineers encounter. Many face issues such as size constraints, power efficiency, and heat management. User experiences reveal that like Jack, an engineer at a tech startup, combining a powerful core design with miniaturization not only enhances performance but also results in more versatile products. He
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