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From October 7 to 10, 2025, Shanghai Jinggong Technology Co., Ltd. will make its debut at the Crocus Expo in Moscow, participating in Fastenex—Russia’s leading international exhibition for fasteners and industrial supplies. We will showcase a range of precision stamping molds and high-end fastener solutions at Booth A3047, Hall 1, Pavilion 4, and welcome global clients to visit us. Exhibition Details: Event: Fastenex Russia International Fastener & Industrial Supply Exhibition Date: October...
On September 4, 2025, the China (Chongqing)-Belarus China-Belarus Industrial Park "Belt and Road" Investment Opportunities Promotion Conference was held in Yuzhong District, Chongqing. As a flagship project of the China-Belarus joint Belt and Road Initiative, the China-Belarus Industrial Park presented over 100 cooperation opportunities across 13 categories to Chongqing, attracting over 200 companies from Chongqing and western China. Hou Hui, General Manager of Chongqing Henghui Precision Mold...
Henghui Precision Molds empowers high-end manufacturing with micron-level precision
Since its establishment in 2009, Chongqing Henghui Precision Mold Co., Ltd. (hereinafter referred to as Henghui Precision Molds) has specialized in the research, development, and production of micro-precision screws. Leveraging its exceptional micron-level manufacturing capabilities, Henghui Precision Molds has become a trusted partner for the aerospace, medical device, precision electronics, and micro-mechanics sectors. Adhering to the core philosophy of "Precision in Microscopy, Stability in...
Comparison Between Cold Heading Process and Cold Extrusion Process
Cold heading and cold extrusion are essentially deformation processes under similar conditions, but they differ in their operational methods. Cold heading is a forging deformation process typically used for smaller workpieces and is commonly employed in the fastener industry. In contrast, cold extrusion involves the extrusion deformation of larger workpieces and has a broader range of applications. What is Cold Extrusion? Cold extrusion is a processing method in which a metal blank is placed...
Structural Safety Impact of Stamping Dies
Stamping dies are the primary process equipment for stamping processing, and stamped parts are produced through the relative movement of the upper and lower dies. During processing, the continuous opening and closing of the upper and lower dies poses a serious threat to the safety of operators if their fingers repeatedly enter or remain in the die closure area. (I) Main Components of Dies, Their Functions, and Safety Requirements 1. Working Components The punch and die are the working...
On August 20, 2025, Chongqing Henghui Precision Mold Co., Ltd. (hereinafter referred to as "Henghui Mold") officially completed packaging for its independently developed high-end CNC parts processing machine, which will soon be shipped to a Russian customer. This marks another milestone for Henghui Mold in the export of high-end equipment, following the initial collaboration between the two parties earlier this year, and signifies further international recognition of its "Made in China"...
On August 28, 2025, Chongqing Henghui Precision Mold Co., Ltd. (hereinafter referred to as "Henghui Mold") announced that its independently developed custom-part development process and complete mold set have passed the rigorous inspection of a Brazilian customer. The first batch of products has been packed and shipped to South America. This order further recognizes Henghui Mold's technological strength in high-end custom parts and injects new momentum into China-Brazil precision manufacturing...
In the field of precision manufacturing, micro-screws are like the "red blood cells" of industry. Despite their tiny size, they carry crucial missions such as spacecraft's flight, the precise operation of medical equipment, and the lightweighting of consumer electronics. Shanghai Yijun Precision, founded in 2013, is a hidden champion in this niche market. Thanks to a decade of dedicated technological development and digital innovation, the company has become one of the few global manufacturers...
In the field of precision manufacturing, the technical strength of a mold supplier directly determines the ultimate quality of the end product. Since its establishment in 2013, Shanghai Yijun Precision has rapidly risen to become a leading high-end mold supplier in the Yangtze River Delta region, leveraging millimeter-level precision as its core competitiveness. With an ISO9001-certified production system and a fully automated digital production line integrating CNC turning centers and optical...
On August 7, 2025, the I.C.E. Cultural Exhibition Hall in Hanoi, Vietnam, was bustling with activity as the three-day Vietnam International Industrial Manufacturing Technology, Equipment, and Fastener Exhibition entered its second day. Chongqing Henghui Precision Mold Co., Ltd. (hereinafter referred to as "Henghui Mold"), a leading company in the precision mold industry, showcased a variety of independently developed high-end molds and intelligent solutions at booth E16. The exhibition...
On August 7, 2025, Hou Hui, General Manager of Chongqing Henghui Precision Mold Co., Ltd. (hereinafter referred to as "Henghui Mold"), led a technical team to Moscow, Russia, to provide technical support to a local aviation parts manufacturer. The team successfully resolved key technical challenges in machining complex curved titanium alloy surfaces, helping the customer resume production and improve process quality, earning high praise from the Russian side. This initiative demonstrates the...
Precision Electronics Micro Screws require inspection and testing
This is the final step in ensuring mold quality. Inspectors conduct a detailed examination of the mold, including dimensions, shape, and surface quality, to ensure it meets design and customer requirements. Additionally, pressure and life tests are performed to verify the mold's performance and durability. Only after passing all inspections and tests is the mold deemed qualified and ready for use. In general, the Precision Electronics Micro Screws manufacturing process includes design, cutting,...
Quality and Performance of Precision Electronics Micro Screws
First, the appropriate material must be selected for cutting. Typically, materials used for Precision Electronics Micro Screws include carbide, high-speed steel, and ceramics. These materials all possess excellent hardness and wear resistance, meeting the mold's requirements. Next, CNC machine tools are used for precise cutting and engraving to achieve the mold's basic shape. During this process, strict control of dimensional and shape accuracy is required to ensure mold quality and...
Introduction to the Production Process at an Precision Electronics Micro Screws Fabrication Plant
Precision Electronics Micro Screws are essential equipment in the manufacturing industry. They are primarily used to draw, emboss, and reshape metal sheets, tubes, or other plastic materials to create a variety of parts and products. Precision Electronics Micro Screws have a wide range of applications in industries such as automotive, home appliances, and aerospace. So, how are Precision Electronics Micro Screws manufactured? Below, we will provide a detailed overview of the production process...
In addition to the traditional use of presses and steel dies to manufacture stamped parts, Precision Electronics Micro Screws now also feature a variety of techniques, including hydroforming, spinning, superplastic forming, explosive forming, electrohydraulic forming, and electromagnetic forming. Stamping processes have also rapidly advanced, bringing stamping technology to a new level. Specialized stamping processes are particularly suitable for producing various small and medium-sized batches...
Advantages of Cold Stamping for Precision Electronics Micro Screws
Precision Electronics Micro Screws are lightweight, thin, and have excellent rigidity. Dimensional tolerances are generally not restricted by machining, generally ensuring die quality. The metal structure and mechanical properties of cold-stamped parts are superior to those of the original blank, and the surface is smooth and beautiful. The tolerances and surface finish of cold-stamped parts are superior to those of hot-stamped parts. High-volume stamping of small and medium-sized parts...
Precautions for Using Precision Electronics Micro Screws
For castings of varying shapes, structures, and wall thicknesses, the temperature of the Precision Electronics Micro Screws needs to be adjusted based on actual conditions. During the continuous die-casting process, the temperature of the Precision Electronics Micro Screws should be regularly checked and adjusted to maintain a stable temperature field. For special cases such as large castings and thick-walled castings, special temperature control measures and cooling methods are required. In...
Aerospace Micro Screws always debug molds before mass production
Evaluate mold quality. Check whether the quality of the products produced by the mold meets the requirements and determine whether the mold can be delivered for production. Help determine the molding conditions and process flow of the product. After producing qualified products through mold trial punching adjustment, the mold performance, product molding conditions, methods and laws can be mastered and understood during the trial punching process, which can help the formulation of process...
Reasons for Aerospace Micro Screws bursting
It is a common phenomenon that the template of Aerospace Micro Screws bursts. Sometimes, if it is serious, a template will break into several pieces at once. Of course, there are many reasons for the direct cracking of Aerospace Micro Screws templates, which will affect the material procurement in mold design and the stamping operation process. The following are the reasons for the bursting of Aerospace Micro Screws. 1. Improper punching. 2 Unreasonable mold design process. 3. Improper heat...
The dimensional accuracy of Aerospace Micro Screws should not be too high
The inner and outer walls of the workpiece after repeated stretching or the surface of the Aerospace Micro Screws part should be allowed to have traces generated during the stretching process. Unless there are special requirements for the workpiece, these traces can be eliminated by shaping or driving. Set the hole position on the drawing to the main structural plane, keep it on one plane, or make the hole wall perpendicular to the plane, so that punching and trimming can be completed in one...
What Equipment is Used in CNC Machining?
What Equipment is Used in CNC Machining? CNC machining encompasses a wide variety of equipment. The common types include the following: Metal Cutting CNC Lathe Features: Primarily used for machining rotary parts, such as shafts and discs. It can perform operations like turning outer circles, inner holes, end faces, and threading. Applications: Widely used in machinery manufacturing, automotive, motorcycle, and instrumentation industries for processing various shaft and sleeve parts. CNC Milling...
Requirements for Aerospace Micro Screws processing
1. The shape of Aerospace Micro Screws should be as simple and symmetrical as possible In the circumferential direction, axisymmetric stretch parts will deform uniformly, and the mold is easier to process and has the best processability. For stretch parts of other shapes, try to avoid sharp changes in the contour. For example, under the premise of ensuring the use requirements, the simplified shape of the rear cover of the automobile muffler changes the production process from multiple...
Master the replacement essentials of Aerospace Micro Screws
After long-term use, many parts of Aerospace Micro Screws will be worn, so we need to replace them in time. Do you know the specific replacement points? 1. For thin-walled parts such as side covers, sheet metal cold work correction is used; easily worn shaft hole parts can be metal sprayed, welded, glued, machined and other processes to achieve the original size; 2. Assemble under extremely clean conditions, and the working surface of the parts should be free of bumps, scratches, burrs and...
Hardness test of Aerospace Micro Screws materials
Aerospace Micro Screws processing includes punching, bending, drawing, forming, finishing and other processes. The materials processed by Aerospace Micro Screws are mainly hot-rolled or cold-rolled (mainly cold-rolled) metal strip materials, such as carbon steel plates, galvanized plates, tinned plates, copper and copper alloy plates, aluminum and aluminum alloy plates, etc. Since the spring-pressed unloading die is more convenient to operate than the fixed unloading die, the operator can see...
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