Donglong uses high quality mould materials and advanced processing technology to make the product performance more superior, thus improving the life of the mould and reducing the cost of customers. After 27 years of precipitation and accumulation, our customers are all over the world, and we have qood brand reputation and public praise at home and abroad.
Over the past 27 years, we have been focusing on the design, development and manufacturing of precision fastener molds,Donglong dedicated
to provide customers with one-stop convenient service
Over the past 27 years, we have been focusing on the design, development and manufacturing of precision fastener molds,Donglong dedicated
to provide customers with one-stop convenient service
Over the past 27 years, we have been focusing on the design, development and manufacturing of precision fastener molds,Donglong dedicated
to provide customers with one-stop convenient service
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Donglong is the mainland general agent of Taiwan Yuqun and Yiding brands.
Donglong agent sales of Yuqun, Yiding, Qi Sheng and other brands of various series of screw head machine, cold heading forming machine, rolling machine.
Our factory has implemented ISO9001:2015 quality certification management system and professional enterprise resource planning mold system.
Over the past 27 years, we have been focusing on the design, development and manufacturing
Over the past 27 years, we have been focusing on the design, development and manufacturing of precision fastener molds,Donglong dedicated
to provide customers with one-stop convenient service
Over the past 27 years, we have been focusing on the design, development and manufacturing of precision fastener molds,Donglong dedicated
to provide customers with one-stop convenient service
This article focuses on the key precision control points and the complete manufacturing process of cold heading molds, including how factors such as coaxiality, surface finish, and tolerance control contribute to superior mold performance.
This article explores several proven techniques to enhance the longevity and reliability of punch dies, including heat treatment, surface coatings, die clearance optimization, and lubrication management.
Steel die molds are versatile, designed to meet specific application requirements, and are crucial in shaping a wide range of materials into high-precision parts. In this article, we will explore the customization of steel die molds for various industrial applications, including the key considerations for each industry.
For 27 years, Donglong has been focusing on the design, development and manufacture of precision screw molds.
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