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Things you need to be careful doing in the clear plastic injection molding

Things you need to be careful doing in the clear plastic injection molding Posted on : Aug 4 , 2022 By  GREFEE As the light transmittance of clear plastic is high, so there is a strict requirement for the surface quality of plastic products, such as no spots and patterns, porosity, whitening, fringing, black spots, discoloring and uneven gloss. Therefore, during the whole injection molding process, there should be a rigorous and special requirements for the raw material, equipments, molds…

Application of special plastics and engineering plastics

Application of special plastics and engineering plastics in automobile interior and exterior decoration Posted on : Aug 6 , 2022 By  GREFEE The plastic used in automotive have advantages than the traditional material, which mainly reflects on light weight, good appearance decoration effect, and multiple actual application functions, so it is quite favored by the automotive plastic parts suppliers. In addition, its good physical and chemical properties make it easy to be formed and save energy, which can be sustained use in…

Nylon injection molding process (PA)

Can nylon be injection molded? Posted on :Aug 8 , 2022 By  GREFEE Can nylon be injection molded? Of course, not only nylon injection molding, but also nylon plastic injection molding have become gradually common. Nylon is also named as PA. The common numbers include PA6, PA66, such as black pa6g30bkl are reinforced nylon 6 and 30% glass fiber reinforced nylon. PA is hygroscopic, so it should be fully dried before processing, with the water content be controlled less than 0.3%….

Influence of mold temperature on injection molded products

Influence of Mold Temperature on Injection Molded Products Posted on : Aug 10 , 2022 By  GREFEE The mold temperature is an important variable in the injection molding. No matter what kind of plastic injection molding, It must be ensured that the surface of the forming mold is basically wet. A hot mold surface render the plastic surface in a liquid status for a long period of time, and is fully enough to produce pressure inside the cavity. If the cavity…

Precision injection molding of automotive plastic parts

Precision injection molding of automotive plastic parts Posted on : July 26 , 2022 By  GREFEE Automotive plastic parts, such as coil frame, base, fuse box, lamp holder, chip fuse, central distribution box, sheath, push frame, reed row components and housing, are mostly produced by injection molding. Since these plastic parts have a higher requirement in terms of the designing accuracy, the automotive plastic parts suppliers cannot adopt ordinary plastic parts molding method, but to choose precision injection molding processing….

Methods to Solve the PC Injection Molding Issues

Methods to Solve the PC Injection Molding Issues Posted on : Aug 2 , 2022 By  GREFEE There are many factors which affect the quality of PC products in different aspects. As long as you grasped the following factors, the quality issues can be improved significantly.    Raw material The material used for injection is the transparent and colorless aggregate. Some of them are colored in mild yellow. The relative molecular weight is 2.3 × 10,000 · 3.2 × 10,000. Before…

What should be paid attention to in CNC machining

What should be paid attention to in CNC machining of magnesium alloy parts? Posted on : July 15 , 2022 By  GREFEE Definition of magnesium alloy Magnesium alloy is an alloy based on magnesium and also includes other elements, which has high strength, large elastic modulus, good heat dissipation and shock absorption, greater impact load bearing capacity than aluminum alloy, and excellent resistance to organic and alkali corrosion. Main application industry of magnesium alloy parts: 1.The magnesium is mainly used…

Material selection of the injection molding automotive parts

Material selection of the injection molding automotive parts Posted on : July 18 , 2022 By  GREFEE Jump to Section >>General plastic >>Engineering plastics >>Special plastics The raw material has a broad range, which is divided into the interior, exterior and functional parts in terms of the automotive plastic injection molding parts. The plastic is classified into three types, general plastics, engineering plastics and special plastics according to the various properties. General plastic It generally refers to plastics with large production…

PC Injection molding process and screw selection

PC Injection Molding Process and Screw Selection Posted on : July 21 , 2022 By  GREFEE The PC material has high strength, good transparency, low molding shrinkage rate, and high process ability, which is widely used in electronic devices and industrial parts fields. PC materials has excellent features with high transparency and impact rigidity, and deformation resistance, wide using temperature range. PC injection molding products are being used a broad range of products since it provides remarkable aesthetic value and…

Issues in Processing Large Scale Injection Molding Mold

Issues in Processing Large Scale Injection Molding Mold Posted on : July 25 , 2022 By  GREFEE Nowadays, the demand for large-scale injection molding mold is increasing.  From the flat screen TV to car dashboard, the designer always seeking the improvements in the dimension and complexity of the mold making. However, not every manufacturer can make large scale injection molding mold as it includes many difficulties and is hard to process.  Issues of large scale injection molding mold The shapes…

Process and Characteristics of Precision Mold Processing

Process and Characteristics of Precision Mold Processing Posted on : July 27 , 2022 By  GREFEE If you are looking for high precision injection molding, you need a set of the high precision mold. The high precision mold suppliers generally can meet your processing requirements. Before this, you need to communicate about the project to provide the drawing to the suppliers. A set of mold is composed of multiple components and the quality is directly related to the mold quality. The…

How design plays an effect role in improving the quality of zinc alloy casting

How Design Plays an Effect Role in Improving the Quality of Zinc Alloy Casting Posted on : July 11 , 2022 By  GREFEE Zinc alloy die casting molds are important process equipments in the zinc alloy die casting production. During the production, the liquid metal solidified in the die casting molds and finally being formed into the zinc alloy die casting parts. Its shapes, dimensions, quality and efficiency are all related to the die casting molds. Thus, a proper design is…

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