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Common problem

  • How to Select Mold Steel for PA6 Products

    PA6, namely nylon 6, has the characteristics of low melting point, easy water absorption, certain glass fiber reinforcement, strong corrosiveness and high requirements for mold wear resistance. Mold s

    2026/03/05 Plastic Molds

  • Precautions for EVA Plastic Injection Molding

    EVA is a thermoplastic elastomer with soft texture, good toughness and low temperature resistance. However, it has low melt viscosity, extremely strong fluidity, easy mold sticking, easy thermal oxida

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  • PS Injection Molding Silver Streaks Elimination Method

    PS (polystyrene) is a brittle material with high sensitivity to shear and temperature. Silver streaks, silk lines and gas marks are common appearance defects in injection molding production. The follo

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  • Mold Steel Selection for PETG Products

    PETG is a transparent, corrosion-sensitive material widely used in packaging, cosmetics, medical, and household products. Mold steel selection must prioritize corrosion resistance, polishability, wear

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  • Injection Mold Vent Groove Blockage Cleaning Method

    Vent grooves in injection molds are critical channels for releasing air, volatile gases, and decomposed gases from the cavity. Poor venting directly causes defects such as burning, short shots, bubble

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  • Prevention of Stress Cracking in PSU Injection Molding

    PSU is a high-performance engineering plastic widely used in automotive, electronics, medical, and structural components. However, its rigid molecular structure makes it highly sensitive to internal s

    2026/03/04 Injection Molding

  • How to Fix Loose Inserts in Plastic Molds

    Loose inserts are one of the most common failures in plastic molds. They cause flash, dimensional variation, offset features, and even catastrophic damage such as mold collision. In severe cases, prod

    2026/03/03 Plastic Molds

  • What Steel to Use for EVA Injection Molds

    EVA is a low-viscosity, lightweight, and widely used polymer for foamed products, packaging, seals, and daily necessities. Although EVA is not highly corrosive, long-term production and foam molding i

    2026/03/03 Injection Molds

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