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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
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![What is a melt finger]()
What is a melt finger
The full name of "melt index" is "melt flow index", which is one of the commonly used indicators in the plastic processing field. There are hundreds of different types of PP resin
2024/12/28 Melt finger
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![Injection molding mold rust and elimination method]()
Injection molding mold rust and elimination method
Causes of RustHigh Environmental HumidityIn high - humidity environments like the southern Meiyu season (where relative humidity can reach 80% or more), water vapor permeates and forms an invisible wa
2024/12/25 Die rust removal method
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![What is the difference between injection molding machine A B C screw?]()
What is the difference between injection molding machine A B C screw?
Injection molding machine screws A, B, and C differ in structure, function, and applicable materials. Here's a detailed introduction:Structural DesignA Screw: A conventional, gradually - tapered s
2024/12/23 Injection molding machine screw
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![Hydraulic transmission principle of injection molding machine]()
Hydraulic transmission principle of injection molding machine
1. Energy ConversionMechanical to Hydraulic Energy: The hydraulic system uses hydraulic oil as the medium. Power components (e.g., oil pumps), driven by a prime mover (usually a motor), convert the pr
2024/12/20 Hydraulic transmission principle
