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![What is the closed-loop system of injection molding machine?]()
What is the closed-loop system of injection molding machine?
The injection molding control system is a cyclic process that contains a set of preset programs. The next cycle will run only when certain conditions are met. The inspection and monitoring of these co
2025/01/18 closed-loop system
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![Plastic gear injection molding process and material analysis]()
Plastic gear injection molding process and material analysis
Development Trends of Plastic GearsPlastic gears are advancing towards larger sizes, more complex geometries, and higher strength. High - performance resins and long glass fiber - filled composites dr
2025/01/15 Plastic gear injection molding
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![Comparison of shrinkage rate of common plastics]()
Comparison of shrinkage rate of common plastics
The shrinkage rate of plastics refers to the percentage by which the size of a plastic product shrinks relative to the size of the mold cavity after it is taken out from the mold and cooled to room te
2025/01/10 Shrinkage rate of plastic
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![Plastic raw material quality index glossary]()
Plastic raw material quality index glossary
1. Density and Relative DensityDensity: Mass per unit volume of a substance, calculated as mass - to - volume ratio. Units are Mg/m3, kg/m3, or g/cm3.Relative Density: Ratio of a substance's densi
2025/01/08 Plastic raw material
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![30 common problems and countermeasures in injection molding process]()
30 common problems and countermeasures in injection molding process
1. When the product is just started, the cause and solution of the product lack of glue after a period of productionWhen the injection molding machine material tube melts due to long heating time, low
2025/01/06 hooren
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![The segmented principle of multistage injection molding]()
The segmented principle of multistage injection molding
I. Flow Characteristics of Plastic MeltScrew - Propelling PhaseInitial Segment:Usually starts from the beginning of injection molding. Its main function is to enable the plastic melt to stably enter t
2025/01/06 Multistage injection molding
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![Quality standards for conventional injection molded parts]()
Quality standards for conventional injection molded parts
This standard mainly specifies the inspection and testing methods for various plastic products in injection molding production. It is applicable to the inspection of general injection - molded product
2025/01/03 injection molded parts Quality standards
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![Modified PBT common problems and solutions]()
Modified PBT common problems and solutions
Polybutylene terephthalate (PBT) has excellent comprehensive properties, such as high crystallinity, fast moldability, weather resistance, low friction coefficient, high heat - distortion temperature,
2024/12/30 Modified PBT
