• 

  Effective Improvement Solutions for Poor Adhesion of TPU Overmolding Injection in China

  TPU secondary overmolding achieves bonding by molecular fusion between molten soft TPU and hard plastic substrate. Poor adhesion defects manifest as peeling under hand force, separation, local blister

  2026/09/30 Chinese Injection Molding

• 

  Plastic Mold Design for Tapered Cap Plugs to Solve Seal Detachment Problems

  Tapered cap plugs are widely used sealing plastic components for pipelines, tanks and equipment ports. Tapered slope interference fit realizes sealing and blocking, featuring convenient assembly, reli

  2026/09/30 Plastic Molds

• 

  Selection Principles of Parting Surface for Plastic Molds and Matching Schemes for Different Structures

  The parting surface serves as the core interface in plastic mold design. It determines demolding difficulty, part appearance quality, sealing performance and mold processing cost. There is no universa

  2026/09/30 Injection Mold

• 

  Surface Treatment of Plastic Molds: Comparison of Polishing, Texturing and Electroplating Characteristics

  Surface treatment on mold inserts directly determines plastic part appearance, demolding performance, mold service life and production cost. Different surface processes fit distinct application scenar

  2026/09/30 Plastic Molds

• What Practical Production Problems Can Be Solved by Injection Molding Flow Analysis

  Injection molding flow analysis simulates melt behaviors including filling, packing, cooling and stress variation within mold cavities. This technology predicts potential molding defects before mold m

  2026/09/30 Injection Molding

• Design Principles of Cooling Channels in Injection Molds for Shortening Molding Cycle

  The injection molding cycle consists of injection time, packing time, cooling time and mold opening-closing time. Cooling time accounts for more than 60% of the whole cycle and becomes the main bottle

  2026/09/29 Injection Molding

• Key Design Points and Molding Notes of Plastic Gear Molds

  Plastic gears feature light weight, low noise and self-lubrication, and are widely applied in home appliances, office equipment, power tools and precision transmission assemblies. Gears have strict re

  2026/09/29 Injection Mold

• Practical Methods for Improving Bonding Strength of Chinese Two-Shot Overmolding Products

  With the rapid development and technological iteration of China’s precision plastic molding industry, two-shot overmolding technology has become a core secondary injection process widely adopted in do

  2026/09/29 Chinese Injection Molding