Most of the defects of molded products are caused in the plasticization and injection stages, but sometimes they are also related to improper mold tool design. Possible influencing factors include: the number of mold cavities, the design of the cold/hot runner system, the type, location and size, and the structure of the product itself. Therefore, […]
Why Do We Have to Test the Mold? Read More »
Silicone rubber, it is mostly used for travel bottle, sub bottling, gift goods and massage equipment. As an environmental protection material, it is widely used in the fields of women and children’s products, cosmetics, medical products, outdoor leisure field and furniture. With the continuous use of plant extraction formula in the cosmetics industry, it is
Three Different Silicone Rubber Forming Processes Read More »
Insert molding is a kind of integrated molding method, in which the pre prepared special-shaped material insert is put into the mold, and the resin is injected after the mold is closed, so that the molten resin and the insert are connected and become solid, so as to make the special-shaped material. The insert molding applications are
Insert Molding Is Widely Used in Manufacturing Electronic Products Read More »
Nowadays, the trend of processing technology is developing with high and new technology. These technologies include micro injection molding, high-filling compound injection, water-assisted injection molding, mixing and using various special injection molding processes, foam injection molding, mold technology, simulation technology, etc. The injection manufacturing process mainly includes four stages: filling, pressure maintaining, cooling, and demolding. These
Four Stages of the Injection Molding Manufacturing Process Read More »
Compression molding is to directly add powdery or loose granular solid plastics into the mold, and gradually soften and melt them by heating and pressurizing, and then shape them according to the shape of the mold cavity, solidify them into plastic parts, and compress them into profiles. Most of the materials are thermosetting plastics. In
Most Thermosetting Plastics Can Be Used for Compression Molding Read More »
Injection molding is a cycle process, each cycle mainly includes: quantitative feeding – melting and plasticizing – pressure injection – mold filling and cooling – mold opening and parts removal. And then take out the plastic parts and then close the mold for the next cycle. 1. Thermoplastics are commonly used in injection molding
Which Plastics Are Common Plastics for Injection Molding Read More »
Selection of type of injection mold depends on the part geometry, tool design, production volumes and budget. Types of injection mold affect component quality and manufacturing cost. In this article we will discuss various types of injection molds and their construction injection molds are classified based on: 1 Fencing system 2.Number of parts 3.Mold
What are the types of injection molds? Read More »
In the silicone rubber industry, the molding technology of solid silicone products is gradually mature. Many manufacturers have an understanding of various processes, such as the common compression molding process, extrusion molding process, liquid injection molding process, etc. Various processes can make different specifications Products of various shapes and sizes can meet market demand, and
Details of the compression molding process Read More »
The rubber compression molding process begin with filling the rubber compound into the cavity of a metal mold and vulcanizing it into a silicone product. However, due to the residual air and vulcanization gas in the cavity, the structure of the mold must be able to eliminate the residual gas through the pressure formed by
Common Problems and Solutions of Compression Molding Process Read More »
Poor gloss means that the surface is dim and has no gloss, and the transparency of transparent products is low. There are many reasons for poor gloss. Other injection defects are also the cause of poor gloss. 1. Mold failure Since the surface of the plastic part is a reproduction of the mold cavity surface,
Why your injection molded parts is in low gloss? Read More »
With the development of automobile technology, the functions of automobiles are becoming more and more perfect, and the structure of automobiles is becoming more and more complex. Traditional automobiles are usually composed of thousands of parts, and modern high-end cars are composed of tens of thousands of parts. In order to meet the requirements of
Common materials for auto parts Read More »
1. Cast iron-fluidity Sewer covers are an inconspicuous part of our daily environment, and few people pay attention to them. The reason why cast iron has such a large and wide range of uses is mainly due to its excellent fluidity and its easy pouring into various complex shapes. Cast iron is actually the name
Eight common metal materials Read More »
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