Introduction Plastic injection molding is a widely used manufacturing process in the production of various plastic products. It is a process that involves melting plastic pellets and injecting them into a mold cavity, where the plastic cools and solidifies into the desired shape. Plastic injection molding is used to produce a wide range of products, …
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Pits to be avoided when purchasing personnel select appropriate mold suppliers (1) Never blindly believe in low purchase prices. There are always some traps hidden behind the low price, which are unknown to us. We can either pass the shoddy goods off as shoddy ones or cut corners. We should know that any mold factory …
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How to Select Wear Resistant Die Steel for Precision Plastic Injection Molding
How to Select Wear Resistant Die Steel for Precision Plastic Injection Molding Injection mold is a tool for producing plastic products; It is also a tool to endow plastic products with complete structure and precise size. Injection molding is a processing method used in batch production of some parts with complex shapes. In the process of injection molding production, the quality of the mold steel used by the injection mold factory determines the quality of the final product. Especially for some precision electronic products, the requirements for the injection mold are particularly high. So how should we choose the mold...
Plastic mold manufacturers focus on developing molds with high technology content
Plastic mold manufacturers focus on developing molds with high technology content In recent years, although the growth rate of mould export is greater than that of import, the absolute amount of increase is still that of import is greater than that of export, which leads to the increase of mould foreign trade deficit year by year. This situation has improved in 2006 and the deficit has decreased slightly. There are two main reasons for the increase of the foreign trade deficit of moulds. First, the national economy continues to develop at a high speed, especially the rapid development of the...
What conditions should the cooling water design of plastic mold meet?
What conditions should the cooling water design of plastic mold meet? 1、 The edge distance between water conveyance and product material level shall not be less than 10MM generally, and shall be designed between 10MM and 12MM as far as possible; Alloy die is generally 25MM; 2、 The design of water transport margin and insert needle, thimble, ejector sleeve, insert material level margin is as follows: ① The edge distance between the water conveyance edge and the insert pin, thimble, barrel and insert material level of the internal mold less than 200MM shall not be less than 3.5MM:② For the...
How to choose a reasonable plastic mold cooperation factory?
How to choose a reasonable plastic mold cooperation factory? Reasonable selection of cooperative manufacturers is often the first step to successMany customers are blind when they choose plastic mold manufacturers. Now many small factories on the Internet cheat customers after packaging. They often offer much lower prices than their peers to tempt customers to place orders. How to judge when choosing a high-quality plastic mold manufacturer? Plastic mold cooperation factories play an essential role in the manufacturing industry, providing companies with the necessary tools to produce high-quality plastic products efficiently. However, choosing a reliable plastic mold cooperation factory can be...
What are the complete classifications of plastic moldsPlastic mold is a kind of combination mold used for compression molding, extrusion molding, injection molding, blow molding and low foaming molding. A series of plastic parts with different shapes and sizes can be processed with the coordinated changes of the convex, concave and auxiliary molding systems. Now let's talk about the classification of plastic molds.A. Injection molding mold - TV shell, keyboard buttons, electronic products, plastic products around the computer, toys, household products (most commonly used)B. Blowing mould - beverage bottleC. Compression molding die - bakelite switch, scientific porcelain bowl and dishD....
Plastic mold factory is engaged in plastic mold opening, injection molding and mold processing
Plastic mold factory is engaged in plastic mold opening, injection molding and mold processing Plastic mold factory is engaged in plastic mold opening, injection molding, mold processing, mold manufacturing and other related manufacturers. Plastic mold factory can do a lot, and the scope is also wide. For example, the objects around us, except for paper, most of them are molded. Plastic molds are various molds and tools used in industrial production to obtain required products by injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping and other methods. In short, plastic mold is a tool used to shape...
What are the factors influencing the price of injection molds manufactured by injection mold factories?Injection mold is an important process equipment for the production of various industrial products. With the rapid development of the plastic industry and the promotion and application of plastic products in aviation, aerospace, electronics, machinery, shipbuilding, automobile and other industrial sectors, the requirements of products on molds are becoming higher and higher. What factors will affect the final price of injection mold manufacturers in the process of manufacturing injection molds? 1、 Product size and shape are simple and complicated. This determines the corresponding structure of the...
What are the steps of the plastic mold processing process?Plastic mold processing refers to the processing of plastic molding and plastic blank making tools. It consists of upper mold and lower mold. In our mold factory, plastic mold processing is a very important process. Die processing refers to the processing of forming and blank making tools, and also includes shearing die and die cutting die. What is the processing flow of plastic mold?Generally, the mold consists of upper mold and lower mold. Place the steel plate between the upper and lower molds, and realize the forming of materials under the...
Processing technology and characteristics of automobile mould
Stamping parts on automobile body are generally divided into covering parts, beam frame parts and general stamping parts. The stamping part that can clearly represent the image characteristics of the automobile is the automobile panel. Therefore, the automobile die referred to by GATT can be said to be "automobile panel stamping die". It is called automobile panel die for short. For example, trimming die for front door outer panel, punching die for front door inner panel, etc. Of course, there are not only stamping parts on the car body. The die of all stamping parts on the automobile is called...
Production management of injection mold processing is system engineering
Production management of injection mold processing is system engineeringInjection mold processing is to add plastic into the mold first, and then the mold rotates along two vertical axes and heats it. Under the action of gravity and heat energy, the plastic in the mold is gradually evenly coated, melted and adhered to the entire surface of the mold cavity, molded into the desired shape, and then made by cooling and shaping. Now many large injection mold factories provide one-stop services for injection mold from mold opening, manufacturing, injection molding and spraying. In this whole process, the management level of an...
Die punch is easy to break, iron filings, poor sprouting and molding
Die punch is easy to break, iron filings, poor sprouting and molding
One minute understanding of the eight steps of plastic injection molding
One minute understanding of the eight steps of plastic injection molding Injection molding, also known as injection molding, is an injection molding method. The advantages of the injection molding method are fast production speed, high efficiency, automatic operation, a wide variety of patterns, shapes from simple to complex, and sizes from large to small. Moreover, the product size is accurate, the product is easy to be updated, and it can form parts with complex shapes. Injection molding is applicable to mass production, products with complex shapes and other molding processing fields. What are the steps of plastic injection molding?
How to select mold manufacturers with complete supporting equipment
How to select mold manufacturers with complete supporting equipment It is suggested that you should pay attention to one basic common sense when purchasing, that is, you must choose a manufacturer with complete supporting equipment, that is, a mold factory with "five essentials", that is, you must have supporting precision CNC machining center, slow wire cutting, EDM mirror spark machine, high-speed and high-precision injection molding machine, three-dimensional and anime measuring instruments and other important necessary equipment for mold processing, production and testing, This point must be taken as the key to the evaluation and final selection. If there is no...
Scrap jumping, waste plugging, poor flaring and uneven trimming of the mold
Scrap jumping, waste plugging, poor flaring and uneven trimming of the mold Scrap jumping, waste plugging, poor flaring, and uneven trimming are common problems that can occur during mold processing. Scrap jumping occurs when the mold produces products with excessive burrs or flash, which affects the product's appearance and performance. Waste plugging occurs when the mold cavity or runner is blocked, leading to incomplete product formation or even equipment damage. Poor flaring occurs when the product's edge is uneven, leading to poor aesthetics and performance. Uneven trimming occurs when the trimming process is not precise, leading to product size deviations...
Reduce mold processing defects and improve workpiece performance
Reduce mold processing defects and improve workpiece performanceMold processing defects will directly lead to the performance of the workpiece. How to reduce defects? Mold processing is an essential process used in the production of various products. However, during the mold processing process, defects can occur, leading to a reduction in the workpiece's performance. To reduce mold processing defects and improve the workpiece's performance, manufacturers can implement the following tips: In conclusion, reducing mold processing defects and improving workpiece performance requires manufacturers to implement the above tips. By improving the mold design, using high-quality materials, implementing proper maintenance, using correct processing...
How to improve plastic mold production efficiency and plastic mold technology?
How to improve plastic mold production efficiency and plastic mold technology?Now the mold industry focuses on how to improve production efficiency, shorten the development cycle, improve the technical level of plastic mold, and reduce production costs. How to improve the production efficiency and technology of plastic mold? 1、 Implement concurrent engineering in the whole process The whole process of concurrent engineering is one of the most effective ways to shorten the development cycle of plastic mold. The so-called concurrent engineering means that all processes and links in the plastic mold development process should be carried out synchronously, in parallel, and...
What impact will the temperature of plastic mold have on product processing
What impact will the temperature of plastic mold have on product processingPlastic mold is known as the "mother of industry". Its application can be traced back to the "ancient times". In the past few decades, with the rolling of the wheel of the scientific and technological revolution, the mold manufacturing industry opened a new chapter. With the rapid development of technology, it has made great contributions to the processing and manufacturing industry. The temperature of plastic mold is a very important link for injection molding. If the temperature of the plastic mold is well controlled, the processed product will be...
Process of proofreading, drawing review, drawing tracing and printing of mold design
Process of proofreading, drawing review, drawing tracing and printing of mold designProofreading, reviewing, tracing and printing (1) Relationship between mould and its parts and plastic part drawings Whether the material, hardness, dimensional accuracy and structure of the mold and mold parts meet the requirements of the plastic part drawing. (2) Plastic parts Whether the flow, shrinkage cavity, weld line, crack, and demoulding slope of plastic material flow affect the requirements for the use performance, dimensional accuracy, surface quality, etc. of plastic parts. Whether the pattern design is insufficient, whether the processing is simple, and whether the shrinkage of the molding...
develop mold standard parts and implement specialized production of molds is important
It is very important to develop mold standard parts and implement specialized production of molds In recent years, the plastic mold industry has developed rapidly in China, which is followed by increasingly fierce market competition. After joining the WTO, foreign mold manufacturers enter the domestic market. To stand out in the fierce competition, it is crucial to develop mold standard parts and implement specialized production of molds.As one of the pillar industries of China's light industry, the plastic industry has maintained a growth rate of more than 10% in recent years. In the plastic industry, the market of plastic hardware...
What are the technical requirements of the mold general assembly drawing?
What are the technical requirements of the mold general assembly drawing? Technical requirements for general assembly drawing of mould: 1) Performance requirements for some die systems. For example, assembly requirements for ejection system and sliding block core pulling structure.2) Requirements for die assembly process. For example, after the mold is assembled, the fitting clearance of the fitting surface of the parting surface shall not be greater than the parallelism requirements of the upper and lower parts of the mold, and the size determined by the assembly and the requirements for this size shall be indicated.3) Mold use, assembly and disassembly...
Improper heat treatment process of mould is easy to cause failure of plastic mould
Improper heat treatment process of mould is easy to cause failure of plastic mould The failure of plastic mould is mainly caused by improper heat treatment process of mould, such as improper selection of heat treatment process parameters such as heating temperature, holding time and cooling speed. During the processing of plastic mold, cracks or deformation, surface oxidation and decarburization are mainly caused by mold failure. First of all, it is about the influence of oxidation and decarburization, mainly because the mold quenching is stopped at high temperature, but can not be strictly controlled. In addition, after decarburization on the...
The Benefits and Process of Overmolding: A Comprehensive Guide
Overmolding is a popular manufacturing process that involves injecting a second material over a first substrate to create a multi-layered product. This technique offers several benefits, including improved product functionality, enhanced aesthetics, and increased durability. In this article, we will provide a comprehensive guide on the benefits and process of overmolding. What is overmolding? Overmolding is a manufacturing process that involves injecting a second material over a first substrate to create a multi-layered product. The process typically involves using two different materials, such as a hard plastic and a soft rubber, to create a product that is both rigid and...
Standard for exhaust of injection mold after adjusting injection molding process parameters
Standard for exhaust of injection mold after adjusting injection molding process parameters In the process of plastic mold injection molding, problems such as white top, black spot, shrinkage, bubble, silver wire, flash, etc. are often encountered in plastic parts. If the plastic products still have insufficient filling, high internal stress, bubbles and other phenomena after adjusting the injection molding process parameters, this is likely to be the exhaust problem of the plastic mold.In the manufacturing of injection mold, the exhaust of injection mold is a very important link. The exhaust of injection mold can represent the overall structure of injection...
The four elements of mould include quality, delivery period, price and service
The four elements of mould include quality, delivery period, price and service In the four elements of mould quality, delivery cycle, price and service, more and more users put the delivery cycle first. It has become a trend to require mold companies to deliver products as soon as possible. Enterprises try their best to improve their adaptability, technical level, equipment level, management level and efficiency are all effective means to shorten the mold production cycle. Vigorously improve the development ability, push forward the development work as far as possible, until it is involved in the product development of mold users,...
What auxiliary materials are used in plastic mold processing
What auxiliary materials are used in plastic mold processingPlastic mold is a tool that is used in the mold processing industry to match with the plastic mold forming machine, giving plastic mold products a complete configuration and accurate size. In order to improve the performance of the mold, various auxiliary materials such as fillers, plasticizers, lubricants, stabilizers, colorants, etc. should be added to the polymer to become a plastic mold with good performance. Now let's follow us to carefully understand some auxiliary materials of the plastic mold. Plastic mold processing is a complex and intricate process that requires the use...
Plastic mold manufacturers cannot develop without high-quality technicians
Plastic mold manufacturers cannot develop without high-quality technicians Plastic molds have high requirements on the basic quality of technicians, and they can not only rely on talent to complete their work, but also need a long time of hard training. It is a great challenge in skills, mentality, personality and environment. For example, some machine processing departments need to deal with machinery all the year round. The environment is smelly, hot in summer, cold in winter, and prone to industrial accidents. More and more young people prefer to squat in the office to code, They also don't want to try...
A Comprehensive Guide to Injection Moulding Process: Everything You Need to Know
Injection moulding is a manufacturing process that is widely used in various industries to produce complex and high-quality parts in large quantities. This process involves the melting and injection of thermoplastic or thermosetting polymers into a mould, which is then cooled and solidified to form the desired shape. In this article, we will discuss the injection moulding process in detail, including its history, equipment, materials, process steps, advantages, and limitations. History of Injection Moulding Process: The injection moulding process was first invented by John Wesley Hyatt in 1868 to produce billiard balls. However, the early versions of injection moulding machines...
China's plastic mold industry adheres to market demand orientation
In recent years, China's mold manufacturing industry has achieved steady and rapid development and has become one of the new pillar industries in China's economic development. In 2022, facing the complex and changeable economic situation at home and abroad, the plastic products industry will adhere to the domestic and foreign market demand as the guide, increase the economic adjustment and transformation and upgrading speed, and achieve the good results of simultaneous growth of development speed and economic benefits, and further expansion of import and export trade scale.From January to April this year, the growth rate of China's plastic products industry...
How to select materials for plastic mouldsToday, with the rapid development of high-tech in the world, a variety of electronic products are overwhelming. And all kinds of electronic products can not be produced without plastic mold. Here we talk about how to choose the material of plastic mold.Internal mold: mainly refers to mold core, slider, lifter, insert, etc. For plastic mold without any requirements, 45 # steel and 50 # steel materials are generally used; P20 pre hardening plastic die steel is generally selected for ordinary requirements; 718 super pre hardening plastic mould steel must be selected for the plastic...
When forming conditions can not solve the problem, consider repairing the mold
When forming conditions can not solve the problem, consider repairing the moldAt present, plastic mold has become the most common item in people's daily life. After 20 years of development, the quality of mold has always been in the forefront of the world. The plastic mold of many manufacturers has a bad phenomenon, and the reasons are complex, including mold and process conditions. The two are often handed over together. Although the plastic mold design is carried out under the expected process conditions when the molding materials and equipment are selected, people's understanding is often incomplete. Therefore, the mold test...
