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![Causes and Solutions of Shrinkage Dent Defects on Plastic Parts]()
Causes and Solutions of Shrinkage Dent Defects on Plastic Parts
Shrinkage dent refers to sunken uneven surfaces on thick plastic sections including ribs, screw posts and large flat panels. It originates from insufficient melt feeding during cooling shrinkage, affe
2026/06/30 Injection Mold
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![Analysis of Plastic Mold Types Suitable for Small Precision Parts]()
Analysis of Plastic Mold Types Suitable for Small Precision Parts
Small precision plastic parts weigh less than 5g with dimensional tolerances between 0.01mm and 0.05mm, covering electronic connectors, miniature gears, medical micro fittings and watch internal compo
2026/06/30 Plastic Mold
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![Influence of Mold Parting Surface Machining Precision on Injection Molding Stability]()
Influence of Mold Parting Surface Machining Precision on Injection Molding Stability
Over 60% of flash, leakage and dimensional deviation defects in injection workshops stem from unqualified parting surface machining precision. Key indicators include flatness, parallelism, surface rou
2026/06/30 Injection Molding
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![Tolerance Calculation Methods for Plastic Components of Consumer Electronic Products]()
Tolerance Calculation Methods for Plastic Components of Consumer Electronic Products
Dimensional precision of consumer electronic housings, connectors, buttons and supports directly affects complete machine assembly, exterior gaps and functional reliability. Random tolerance marking i
2026/06/29 Plastic Molds
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![Key Methods and Parameters for Injection Molding Cycle Optimization]()
Key Methods and Parameters for Injection Molding Cycle Optimization
The injection molding cycle serves as a core metric that governs production efficiency, manufacturing costs and output capacity of plastic workshops. For most molding factories, overly long production
2026/06/29 Injection Molding
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![Material Loss Control Methods in Chinese Injection Molding Production]()
Material Loss Control Methods in Chinese Injection Molding Production
In China’s plastic injection molding industry, raw material cost accounts for the largest proportion of overall manufacturing expenses. Most conventional injection workshops maintain a raw material lo
2026/06/26 Chinese Injection Molding
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![Material Selection Requirements and Performance Analysis of Inductor Coil Bobbins]()
Material Selection Requirements and Performance Analysis of Inductor Coil Bobbins
Operational stability of electronic transformers, power inductors and common-mode chokes largely depends on the raw material of coil bobbins. As winding carriers, bobbins undertake multiple functions
2026/06/26 Plastic Molds
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![Methods for Raw Material Loss Control in Injection Molding Production]()
Methods for Raw Material Loss Control in Injection Molding Production
Plastic pellets represent the core production cost of injection molding workshops. Sprues, defective parts, excessive drying volatilization and improper manual operation collectively drive high materi
2026/06/26 Injection Molding
