Now, some children's toys, industrial supplies, daily necessities, medical equipment, etc. Have you noticed, their appearance color is more beautiful than before two colors wrapped...
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In recent years, driven by the demand of high-tech and pillar industry applications, China's two-color plastic moulds have formed a huge industrial chain. From the upstream raw...
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Silicone molds are special molds for making handicrafts. The raw materials of rubber tools can be divided into ordinary silicone and weather silicone according to their properties, and silicone...
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Injection molding process is also called injection molding, which is a kind of injection and molding molding method. The advantages of injection molding process are fast production speed...
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Two-color injection mold in the process of use will appear in the form of failure, such as plastic deformation failure, plastic mold fracture, cavity surface wear and corrosion, etc., that cause...
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Pressure control for two-colour injection moulding processes,The two most important processes in two-colour injection moulding are filling and pressure-holding...
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The service life of a mould is the total number of productions that the mould can process while ensuring the quality of the product parts processed, and it includes the life of the working surface...
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During the production process, we often struggle to choose what kind of hot runner nozzle for bottle blast moulds. For this reason, through investigation, I learned that the factors...
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Because plastic has the advantages of a lightweight, good toughness, easy molding. Low cost and other advantages, so in modern industry and daily-use products, more and more use of plastic...
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Temperature measurement and control are very important in injection molding. Although it is relatively simple to make these measurements, most injection molding machines do not have adequate...
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Melt rupture leads to scorching,When the melt is injected into a large volume cavity at high speed and high pressure, it is easy to produce melt rupture phenomenon, at this time, the melt surface...
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The two most important processes of two-color injection molding are filling and pressure-holding, below, we will tell you how to control the pressure in two-color injection molding...
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1. Difficult to take off the material from the sprue,During the injection process, the sprue sticks in the sprue sleeve and is not easy to be taken off. When the mold is opened, the product...
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Plastic product design: mainly the wall thickness of plastic products. The greater the thickness of the product, the longer the cooling time. Generally speaking, the cooling time is proportional...
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Principle,This process adopts resist transfer ink, screen printing decorative pattern on decal paper, transferring the decorative pattern ink to the mold by the lamination method...
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Precision injection molding is characterized by,The dimensions of injection molded parts require high precision and small tolerance.To achieve the requirements of precision injection molding...
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Some plastic parts are swollen or blistered on the back of the metal insert or in particularly thick parts soon after molding and demolding. This is because the plastic not completely cooled...
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Purpose: To establish the criteria for approving molds from three aspects: mold structure, quality of rubber parts and requirements of injection molding process, according to which...
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A, injection molding machine temperature rise too high reasons,(1) The volume of the oil tank is too small, the cooling area is not enough, the cooling device but its capacity is too small.
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A, grinding and polishing before preparation,1, grinding and polishing personnel must be trained and qualified by the examination to obtain an induction certificate before starting work.
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Reasons for gas generation during product manufacturing,1). The material in the feeding system is entrained with gas or the original air in the cavity, and the gas in the runner...
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Temperature measurement and control are very important in injection molding. Although it is relatively simple to make these measurements, most injection molding machines do not have...
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Gas-Assisted Injection Molding (GRIM) is a new type of injection molding process that has been widely used abroad in recent years and is increasingly used in China.
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People use high-speed injection molding machines mostly to shorten the injection cycle and improve production efficiency. However, the slippage of the injection molding machine screw is...
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1.Insufficient or uneven cooling,In not completely cooled ejected, the ejector rod thrust often deforms the molded parts, so not fully cooled on the forced release will produce deformation.
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