Injection Molding Materials

Choosing the right injection molding material can make or break your project. Our comprehensive guide helps you quickly compare options based on strength, flexibility, and heat resistance, so you can confidently select the ideal material for prototypes, production parts, or custom designs—ensuring high-quality results every time.

  • PC GF glass-fiber reinforced polycarbonate pellets

    PC+GF

    Type: PC+GF

    Impact Resistance, Strength, Aging Resistance

    PC+GF (polycarbonate + glass fiber reinforced composite material) is a reinforced engineering plastic made by adding glass fiber (abbreviated as GF) to a polycarbonate (PC) matrix. The addition of glass fiber can significantly improve the mechanical properties and stability of pure PC while retaining some of PC’s excellent inherent properties, making it suitable for scenarios with high requirements for strength, rigidity, and dimensional accuracy. It features high strength, high rigidity, and heat resistance, and is ideal for automotive parts, electrical enclosures, and structural components.

  • PC/ABS plastic pellets for prototyping and molding

    PC+ABS

    Type: PC+ABS

    Impact Resistance, Strength

    PC+ABS is a blend-modified material that combines the advantages of both materials. It not only inherits the high impact resistance of PC but also the material strength of ABS, while improving its heat resistance. It is often used in electronic product casings, automotive interiors, consumer products, and more.

  • PC GF glass-fiber reinforced polycarbonate pellets

    PC+GF

    Type: PC+GF

    Impact Resistance, Strength, Aging Resistance

    PC+GF (polycarbonate + glass fiber reinforced composite material) is a reinforced engineering plastic made by adding glass fiber (abbreviated as GF) to a polycarbonate (PC) matrix. The addition of glass fiber can significantly improve the mechanical properties and stability of pure PC while retaining some of PC’s excellent inherent properties, making it suitable for scenarios with high requirements for strength, rigidity, and dimensional accuracy. It features high strength, high rigidity, and heat resistance, and is ideal for automotive parts, electrical enclosures, and structural components.

  • PEI polyetherimide engineering plastic pellets

    PEI

    Type: PEI

    Temperature Resistance, Strength, CorrosionResistant, Flame Retardancy, Electrical Insulation, Aging Resistance

    PEI (polyetherimide) is a high-performance thermoplastic engineering plastic that combines excellent heat resistance, mechanical properties, and chemical stability, enabling it to be widely used in high-end industrial fields such as aerospace, electronics and electrical engineering, and medical equipment.

  • PTFE injection molding plastic material — high-performance, chemical-resistant, heat-resistant, and durable plastic for precision-molded components.

    PTFE

    Type: PTFE

    Temperature Resistance, Corrosion Resistance, low friction Coefficient, Aging Resistance

    Polytetrafluoroethylene (PTFE), commonly known as Teflon, is a high-performance fluoropolymer. It is frequently used in mechanical components requiring reduced friction and wear—such as bearings, gears, and piston rings—due to its non-stick properties, low friction characteristics, and self-lubricating capabilities. PTFE also exhibits excellent electrical insulation properties, making it highly suitable for applications like high-frequency cables, high-voltage insulators, and electronic components.

    Additionally, PTFE maintains stable performance during long-term use across an extreme temperature range from -200°C (ultra-low temperature) to 260°C (high temperature), enabling its use in harsh environments such as aerospace systems, deep-sea equipment, and high-temperature industrial apparatus.

  • HDPE injection molding plastic material — high-density, durable, and chemical-resistant plastic for precision-molded components.

    HDPE

    Type: HDPE

    Corrosion Resistance, Strength, Electrical Insulation

    High-Density Polyethylene (HDPE) is a lightweight, chemically resistant, and high-strength material. It is flexible and tough, commonly used in applications such as food packaging (e.g., food containers), agricultural films, daily necessities (e.g., storage boxes), and water tanks.

  • PP injection molding plastic material — durable, chemical-resistant polypropylene for precision-molded components.

    PP

    Type: PP

    Corrosion Resistant, Strength

    Polypropylene (PP) is a well-balanced thermoplastic characterized by lightweight material, excellent chemical resistance, and good flexibility. Owing to these properties, it finds wide application in fields such as packaging, household appliances, automotive, daily necessities, and medical devices.

  • PET injection molding plastic material — high-strength, chemical-resistant polymer for precision-molded components and industrial applications.

    PET

    Type: PET

    Corrosion Resistance, Strength, High Transparency, Processability

    PET (polyethylene terephthalate) is a common thermoplastic polyester with excellent mechanical properties and strong chemical resistance. It also offers glass-like transparency and luster, with a high light transmittance of about 88–92%, and is widely used in beverage bottles, food packaging, and engineering plastics.

  • Machined ABS part on CNC

    ABS

    Type: ABS

    Strength, Economical, Processability

    ABS (Acrylonitrile-Butadiene-Styrene Copolymer) is a well-balanced engineering plastic with good mechanical properties, excellent impact resistance, and easy processability. These characteristics have led to its widespread application in fields such as consumer electronics, household appliances, automotive industry, and daily necessities.

  • PEEK polyetheretherketone resin pellets

    PEEK

    Type: PEEK

    Impact Resistance, Chemical Resistant, Food Grade, High Temp, Sterilizable

    PEEK (Polyetheretherketone) is a top-performing thermoplastic engineering plastic, featuring excellent high-temperature resistance, robust mechanical properties, versatile corrosion resistance, top-tier biocompatibility, exceptional dimensional stability, and outstanding electrical insulation and radiation resistance. It is widely used in high-end fields such as aerospace, high-end medical care, and electronic semiconductors.

  • PA (Nylon) engineering plastic part showcasing high strength, durability, and precision manufacturing

    PA (Nylon)

    Type: PA (Nylon)

    Wear Resistance, Strength, Chemical Resistant, Self-lubrication

    Nylon is a versatile and widely used material in CNC machining due to its exceptional properties. Its high tensile strength, low coefficient of friction, and resistance to wear and abrasion make it an excellent choice for applications requiring durability and reliability, such as gears, bushings, and bearings. Additionally, nylon’s low moisture absorption and good dimensional stability ensure consistent performance even in humid or varying temperature conditions.

    Its ease of machining, coupled with its chemical resistance, also makes it suitable for applications in the automotive, aerospace, and medical industries. With its remarkable combination of properties, nylon stands out as a versatile and reliable material for a diverse range of CNC machining applications.