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In plastic product manufacturing, mold cost accounts for a large proportion of overall expenses. A set of injection molds often costs tens of thousands or even over a hundred thousand yuan. Therefore, manufacturers always try to cut costs wherever possible in ...

Based on Kingsjeng’s nearly 18 years of experience in plastic product manufacturing, stable mass production of internal thread plastic parts relies on controlling five key links: mold design, material handling, process parameters, equipment maintenance, ...

Based on Jingsheng's 16 years of injection molding experience, the summary is as follows: Raw Material (Fundamental Basis) It is not only necessary to select materials such as PP, ABS, PC, PA6, and PPSU, but also pay attention to details: Modified ma...

To produce qualified translucent plastic parts, the key is to strictly control material purity, mold precision, injection molding process and post-treatment, and minimize bubbles, internal stress, haze, weld lines and surface defects throughout the process. 1...

In the R&D, sampling and mass production of plastic products, color determination is a critical step that directly affects the product's appearance quality, market acceptance and even brand positioning. Color deviations will not only lead to product rework, de...

1.Painting / Spray Coating - Applicable to: ABS, PC, PS, Acrylic, etc. - Effects: High gloss, matte, rubber paint, metallic paint, soft-touch paint. - Advantages: Rich colors, good hand feel, covers defects. - Common issues: Paint peeling, poor scratch res...

I. Concept of Design Change Notice (DCN) A Design Change Notice (DCN) is an official written or electronic document issued by the design accountable party (e.g., R&D Department, design engineers) for industries including product R&D, engineering constructi...

Anti-theft lid molds are a type of specialized plastic mold. Their design must balance sealability, anti-theft functionality, demolding efficiency, production costs, and stability in mass production. Based on Jingsheng's 16 years of design and producti...

The design review of injection molding molds is a proactive, critical, and core link in the entire mold development process. Essentially, it involves collaborative verification by a multi-professional team to identify and rectify defects, risks, and irrational...

Based on Kingsjeng’s over 16 years of experience in plastic injection molding. The cost of injection molding products is affected by multiple factors such as raw materials, molds, production processes, labor management, and logistics packaging. The weig...