• Key Notes for PP Plastic Injection Molding Production

  PP plastic is a general-purpose thermoplastic crystalline material with excellent fluidity and a wide plasticization temperature range, but it also features high shrinkage and brittleness at low tempe

  2026/01/29 Plastic Injection Molding

• Solutions for Insufficient Filling of Thin-Walled Parts in Plastic Molds

  Thin-walled plastic mold parts refer to those with a regular wall thickness of no more than 1.5mm. Insufficient filling is a common defect in their injection molding, mainly caused by high melt flow r

  2026/01/29 Plastic Molds

• Leak Inspection and Sealing Repair for Plastic Molds

  Cooling water channel leakage is a common fault in plastic mold injection production. Leaks cause mold rust, uneven mold temperature, and plastic part defects such as sink marks, deformation and weld

  2026/01/29 Plastic Molds

• Methods for Determining Packing Switchover Position in Injection Molding

  The packing switchover position is a core parameter in injection molding, marking the shift from injection to packing phase. It directly affects part filling, dimensional accuracy and surface quality—

  2026/01/29 Injection Molding

• Mold Steel Selection for PE Products

  PE (polyethylene), a widely used general-purpose plastic, features non-abrasiveness, low melt viscosity, crystallinity, low molding temperature and non-corrosiveness. The core requirements for mold st

  2026/01/29 Injection Molds

• Emergency Solutions for Stuck Ejector Pins in Plastic Molds

  Stuck ejector pins are a frequent sudden fault in plastic injection molding, mainly caused by plastic residue jamming, lubrication failure, slight ejector pin deformation, metal shavings in fitting ga

  2026/01/28 Plastic Molds

• Matching and Debugging Skills for Injection Pressure and Speed in Molding

  Injection pressure and speed are core synergistic parameters in injection molding, determining melt filling state, flow path and product quality. Pressure provides driving force for melt flow, while s

  2026/01/28 Injection Molds

• Key Considerations for PE Plastic Injection Molding

  Polyethylene (PE), including LDPE, HDPE and LLDPE, is a widely used general plastic for injection molding. Its injection production requires targeted control based on the melt characteristics of diffe

  2026/01/28 Plastic Injection Molding