• Melt index of common plastics

  Melt Flow Index (MFI), or Melt Flow Rate (MFR), is a fundamental metric for evaluating the flowability of thermoplastics. It measures the mass of polymer (in grams) that flows through a capillary die

  2026/01/26 Plastic Molds

• Fixing Loose Inserts in Plastic Injection Molds

  Inserts (including cavity inserts, core inserts, ejector pins, and slide inserts) are critical components of plastic injection molds, and their stability directly affects part quality and mold lifespa

  2026/01/24 Plastic Injection Molds

• How to Optimize Injection Speed in Injection Molding

  Injection speed is a critical parameter that directly determines the flow behavior of the molten plastic within the mold cavity. It significantly impacts part appearance, mechanical properties, and pr

  2026/01/24 Injection Molding

• Key Guidelines for Material Selection in PE Injection Molds

  Polyethylene (PE) is one of the most widely used general‑purpose plastics, valued for its low density, high toughness, chemical resistance, and excellent processability. It finds extensive application

  2026/01/24 Injection Molds

• Dust Prevention Key Points for Injection Molding of Transparent Plastics

  Transparent plastics (e.g., PMMA, PC, PET, PSU) are widely used in high-end fields such as electronic optics, automotive interiors, and medical devices due to their excellent optical properties and mo

  2026/01/24 Injection Molding

• Exhaust Methods for Thin-Wall Injection Molding

  Thin-wall injection molding is a technically challenging process where the cavity wall thickness is typically ≤1mm. The high-speed filling and long flow paths cause air to become trapped and compresse

  2026/01/20 Injection Molding

• Standard Operating Procedure for Plastic Mold Changeover

  Mold changeover is a critical transition process in injection molding. Traditional methods can take 30–60 minutes and are prone to human error. Implementing a standardized procedure reduces changeover

  2026/01/20 Plastic Mold

• How to Shorten Injection Molding Cycle Time The injection molding cycle directly determines production efficiency and overall profitability.

  The injection molding cycle directly determines production efficiency and overall profitability. It consists of four main stages: clamping and injection, packing and holding, cooling, and mold opening

  2026/01/20 Injection Molding