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PPS Machined Parts
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PPS Machined Parts

PPS (Polyphenylene Sulfide) is a high-performance engineering thermoplastic known for its excellent thermal stability, chemical resistance, and mechanical strength. PPS machined parts are widely used in demanding industries such as automotive, aerospace, electronics, and industrial equipment due to their ability to withstand high temperatures and harsh environments.

Key Features of PPS Machined Parts:

High-Temperature Resistance: PPS can operate continuously at temperatures up to 200°C (392°F) and has a high melting point (~280°C or 536°F).

Chemical Resistance: Resistant to acids, alkalis, solvents, and fuels, making it ideal for chemical processing and automotive applications.

Dimensional Stability: Low moisture absorption and minimal thermal expansion ensure precise part dimensions.

Electrical Insulation: Excellent dielectric properties for electrical and electronic components.

Mechanical Strength: High rigidity and wear resistance, suitable for gears, bearings, and structural components.

Common Applications:

Automotive: Fuel system components, sensors, and electrical connectors.

Electronics: Insulators, connectors, and housings for high-temperature environments.

Industrial: Pump parts, valve components, and chemical processing equipment.

Aerospace: Lightweight, high-strength components for interior and exterior applications.

Machining Considerations:

Tooling: Use carbide or diamond-coated tools for precision machining.

Cooling: Minimal cooling is needed due to PPS's low thermal expansion.

Surface Finish: PPS can achieve smooth finishes, reducing the need for post-processing.

PPS machined parts are a reliable choice for applications requiring durability, precision, and resistance to extreme conditions. For specific requirements (e.g., glass-fiber reinforced PPS), 

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    Product Parameters
    Typical Properties Of PPS
    Other Information
    The Materials DEHAO Machines
    Highlight PPS Insulator Test for automotive Fakra connectors
    Material PPS
    Color Natural / black
    Application Automotive
    Certificate ISO 9001, RoHS, REACH, UL
    Supply Type OEM Service
    Feature Sample, Small Order, Higher Cost Performance
    Shipping Support Express -Sea Freight
    Place Of Origin Kunshan, Suzhou
    Place of Origin China
    Brand Name DeHao
    Certification ISO 9001
    Model Number PPS Parts
    Minimum Order Quantity 2000 Piece
    Packaging Details PE bag in Cartons
    Delivery Time 10 working days
    Payment Terms L/C, T/T
    PPS Machined Parts (2)

    1. Thermal Properties

    Melting Point: 275–291°C (527–556°F)

    Long-term Use Temperature: 220–240°C (continuous operation)

    Short-term Heat Resistance: Up to 260°C (500°F), with glass fiber reinforcement reaching 285°C

    Thermal Decomposition: Begins at 400°C in air; 430°C for melting

    2. Mechanical Strength

    Tensile Strength: >170 MPa (glass fiber-reinforced)

    Flexural Strength: >220 MPa (glass fiber-reinforced)

    Modulus of Elasticity: 3.8 GPa (pure PPS), up to 12–15 GPa (glass fiber-reinforced)

    Impact Resistance: Low in pure form but significantly improved with fiber reinforcement (e.g., glass fiber)

    3. Chemical Resistance

    Resistant to acids, alkalis, and organic solvents (e.g., gasoline, ethanol)

    Vulnerable to strong oxidizing agents like concentrated sulfuric and nitric acids

    Excellent hydrolysis resistance, suitable for high-humidity and high-pressure steam environments

    4. Electrical & Flammability

    Dielectric Strength: 18–22 kV/mm

    Flammability Rating: UL94 V-0 (self-extinguishing, no flame retardant additives required)

    Surface Resistivity: Can be modified to achieve anti-static properties (e.g., 10⁸ Ω for permanent static dissipation)

    5. Dimensional Stability

    Low Water Absorption: 0.02–0.03% (minimal swelling in humid conditions)

    Low Shrinkage: 0.7% during molding

    6. Applications

    Automotive: Engine sensors, fuel system components

    Electronics: Insulating parts, connectors

    Industrial: Chemical equipment linings, high-temperature structural components

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    Why choosing us?

    Quick response.We can send our best offer with all the details in 1 working day specicial processing we are equipped with full series of advanced machining equipment, experienced technology team, we are able to solve the complex processing problems for you. Cost time control no matter it is sample or mass production, we have the corresponding ways to minimize the cost, to expedite the delivery quality control quality is our life. Our strict quality control system can meet the different requirement in the industry like medical, automobile, telecommunication, sealing. Etc our raw material including: ptfe peek tpx pei(ultem) pet-p pa66 pa6 pctfe pps ppo pom pfa pvdf pai pi(vespel sp-1). Etc

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