Advantages and Disadvantages of hot runner in injectoin mold Posted on : May14, 2022 By GREFEE Cold runner: refers to the area between the mold entrance and gate of the product. Plastic remains in the flow state with the injection pressure and the thermal amount inside the runner. Runners as a part of the molding material […]
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Injection Molding Part Tolerance is Vital in Assembling Posted on : May 10, 2022 By GREFEE Many plastic products are made from injection molding due to their high production efficiency and low cost. Compared to other parts, the tolerance also can be neglected during production. Unqualified tolerance leads to difficulties in assembling. This must be avoided
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Rapid Prototyping could be an Advantageous Methodology Before mass production, you need to test your project with rapid prototyping Posted on : May12, 2022 By GREFEE In the fast domain, rapid prototyping technologies that have been playing a dominant role include FDM, SLA, SLS, LOM， CNC, injection molding,3d systems rapid prototyping，etc. Each process has its characteristics.
How to Design The Assembly Parts and Blot the Plastic Parts Together? Posted on : April 27, 2022 By GREFEE Plastic assembly parts and assembly parts Common plastic parts usually are made by injection molding or 3D printing. These two methods usually need to assemble two pieces to multi-piece together to form the products that can
Polishing Methods and Procedures of Die Casting Molds Posted on : April 26, 2022 By GREFEE The polishing in the die casting industry is different from that in the other industries (such as aluminum alloy die casting, zinc alloy die casting, and magnesium alloy die casting). Strictly speaking, the polishing should be called mirror finishing， which
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How to select the right hot runner types for injection molding dies Posted on : Apr18, 2022 By GREFEE The hot runner technology brings a revolutionary change into the mold market. More and more customers choose hot runners. The spread of this technology increases the pass rates of production and quality of products. It also minimizes
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