Introduction to Hot Runner Mold Design

Introduction to Hot Runner Mold Design

Hot runner mold design is the creation of molds for plastic injection molding using a hot-runner system. The hot runner system, a component of a plastic injection mould that controls the flow of molten material into the mold cavities, is a specialized part. Hot runner systems use heated components to maintain the plastic's molten state while it is traveling through the mold. This ensures that the mold cavities are filled completely and accurately.

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Jiajie Company was established in October 2003, located in Dongguan City, Guangdong Province, China, covering an area of ​​more than 3,000 square meters, and established a branch in Phnom Penh, Cambodia. The company is mainly engaged in the design and manufacture of plastic molds and injection molding production. Years of experience in ordinary plastics, special engineering plastic molds and injection molding, such as PPS, PEEK, PES, LCP, PC, PA and other engineering plastic products, for large-scale injection products, we give priority to hot runner molds, which not only ensures product quality , and reduce the production cost. The company's products are mainly used in automobiles, instrumentation, headphones, construction machinery, intelligent terminals, etc.

The company has more than 20 technical personnel of various types, including 5 senior engineers. It has more than 30 sets of various mold processing and testing equipment such as CNC machining centers, mirror spark machines, slow wire walking machines, three-dimensional measuring tools, etc., and uses PRO-E, UG, CAD, CAE and other software for design and development work. The production department has two More than ten injection molding machines of different tonnages are dedicated to mass production, and are equipped with a complete set of injection molding production auxiliary systems, such as small robots, manipulators, video surveillance, automatic feeding systems, etc., to achieve fully automated production.

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About Hot Runner Mold Design

Hot runner mold design is a process used in injection molding where a heated manifold and nozzle system is used to deliver molten plastic into the mold cavity. This process helps to reduce waste and improve the efficiency of the injection molding process.

The hot runner system typically consists of a manifold, nozzles, and a heating unit. The manifold is a block that distributes the molten plastic to the individual nozzles. The nozzles are responsible for injecting the plastic into the mold cavity. The heating unit is responsible for keeping the plastic at the desired temperature.

Hot runner mold design offers several advantages over traditional cold runner systems, including faster cycle times, reduced material waste, improved part quality, and increased flexibility in the design process. However, the design process requires consideration of several factors, including the type of material being used, the geometry of the part being produced, the cycle time requirements, and the overall cost of the system.

Proper design and selection of hot runner components, such as the nozzle tip and gate type, can have a significant impact on part quality and performance. Hot runner mold design is commonly used in the production of a variety of plastic products, including automotive parts, electronic components, and medical devices.

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You can pick up parts, send samples, sign contracts, etc. during the production process, there is a specially assigned person to track the progress, communicate and follow up any problems immediately, the delivery time can be guaranteed, and any problems after delivery can be handled in time without prevarication. The after-sales service is guaranteed, the cooperation is very easy, and the cooperation will continue in the future.

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A hot runner mold design is a type of injection molding that uses a system of heated components to keep the plastic material in the mold cavity at a consistent temperature. The hot runner system consists of a manifold, nozzles, and a heating unit, which work together to maintain the material in a molten state and reduce waste.

Using a hot runner mold design can offer several advantages over traditional cold runner systems. These include faster cycle times, reduced material waste, improved part quality, and increased flexibility in the design process.

The main components of a hot runner mold design include the manifold, which distributes the molten plastic to the individual nozzles; the nozzles, which inject the plastic into the mold cavity; and the heating unit, which keeps the plastic at the desired temperature.

Several factors should be taken into consideration when designing a hot runner mold, including the type of material being used, the geometry of the part being produced, the cycle time requirements, and the overall cost of the system. Proper design and selection of hot runner components, such as the nozzle tip and gate type, can also have a significant impact on part quality and performance.

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How are plastic molds classified?

Classified by molding (1) Injection molding is to first add plastic to the heating barrel of the injection machine. The plastic is heated and melted. Under the push of the injection machine screw or plunger, the nozzle and the mold casting system enter the mold cavity due to physical and chemical effects. The hardening is shaped into an injection molded product.

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Let's get to know the basics of plastic mold together

The shape of the mold determines the appearance of these products, and the processing quality and precision of the mold also determine the quality of these products.

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