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
A Three-Piece Collapsible Mold is a specialized type of mold used in precision casting and manufacturing processes. Unlike standard molds, this mold is designed with three distinct sections that can be easily separated, allowing for the removal of complex castings without damaging the finished product. It is widely used in industries requiring high-quality metal parts, such as automotive, aerospace, machinery, and tooling applications.
A Cut Off Blade is a specialized cutting tool designed to slice through metal, concrete, stone, and other hard materials quickly and precisely. Commonly used in cut-off saws, angle grinders, and stationary cutting machines, these blades are typically made from abrasive materials such as aluminum oxide, silicon carbide, or diamond grit for enhanced cutting performance and durability.
Tungsten Carbide Dies are essential tools in manufacturing industries such as wire drawing, cold heading, tube forming, and metal extrusion. Known for their exceptional hardness, wear resistance, and durability, Carbide Dies enable precise shaping of metals and alloys under extreme pressures. This article provides a step-by-step explanation of how to make tungsten carbide dies, as well as tips on maintenance and polishing for extended service life.
For 27 years, Donglong has been focusing on the design, development and manufacture of precision screw molds.
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