1. The processing enterprise should firstly equip each pair of molds with a resume card to record and count its use, care (lubrication, cleaning, rust prevention), and damage in detail...
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The process principle of high gloss injection molding.The mold is heated up before and during the mold closing process, and after the mold closing is completed, the temperature reaches the set...
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PP is a translucent, semi-crystalline thermoplastic with high strength, good insulation, low water absorption, high heat forming temperature, low density, and high crystallinity...
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The silver pattern of injection molded products, including surface air bubbles and internal air holes. The main reason for the defect is the interference of gas (mainly water vapor...
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Sometimes there is shrinkage and dent in the processed injection molded products, what is it? What are the causes of these situations?
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2022 is indeed an extraordinary year, this year's opening act can be said that everyone did not expect, the We do not know exactly what path this extraordinary year will lead for the chemical...
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Plastic injection molding products cracking, including the surface of the parts filamentary cracks, micro-crack, top white, cracking and due to the parts sticky mold, runner...
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Now, the application of plastic shell has been widely up, life, we are very common, such as: electrical shells, and our usual washbasin, all belong to the plastic, but in...
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When designing a plastic mold, after the mold structure is determined, the detailed design of each part of the mold can be carried out, i.e., the dimensions of each template...
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Foamed plastics are thermoplastic or thermosetting resin-based plastics with numerous tiny pores inside. Foaming is one of the most important methods of plastic processing...
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I. What is thin-wall injection molding,Thin-wall injection molding technology is also known as thin-wall plastic injection molding technology. There are three definitions of it as follows...
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POM (also known as SAI steel, Trim). It is obtained by polymerization of formaldehyde, etc. POM-H (polyacetal homopolymer), POM-K (polyacetal copolymer) is high-density...
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Plastic parts are a large part of the child safety seat, the quality of the plastic parts determines whether they will break in the event of an accident. Child seat plastic...
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After the plastic injection molding, the plastic parts are taken out from the mold cavity, and the demolding work is generally completed at one time, no matter the single or...
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The moving parts with different thermal expansion coefficients in the hydraulic components become stuck due to the small clearance, causing malfunction, affecting the transmission...
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Visible defects on the surface of injection molded products include dark spots, gloss differences or fogged areas, and surface wrinkling or what is called orange peel. Usually...
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PET moulds are designed by 3D computer drawing, which can be matched with various domestic and foreign brand machines, and can make various kinds of blowing moulds according to...
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First, the surface of the products must be dried before injection molding if the requirements are strict. Generally, it is 70~80℃/2h for hopper drying or 80~100℃/1h for...
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Introduction: Injection molding machine is also known as injection molding machine or injection machine. It is the main molding equipment to make thermoplastic or thermosetting plastic...
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What is the development status of injection molding machine manufacturers in the industry? Although the demand for injection molding products in the market is a lot, in the...
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Injection molding machine in improper operation or improper use will also occur when a lot of failure problems, really in understanding the injection molding machine repair should have...
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I. The injection molding process can be simply expressed as follows,The previous cycle is finished - mold closure - filling - holding pressure - glue back - cooling - mold opening...
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When using injection molding machines, the possible failures of the hydraulic system of injection molding machines are various. It is the result of a combination of many factors...
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The correct formulation of the injection process is to ensure good plasticization of the plastic melt, and smooth filling, cooling, and shaping, to produce products of the required...
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The length of the screw and the injection stroke of the injection molding machine seem to be two different things at first glance, but in fact, there is a subtle "quality and quantity"...
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