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95 Shore A Natural Transparent TPU Granules

A high-hardness, high-clarity thermoplastic polyurethane base compound. With a hardness of approximately Shore A 95.

  • Product Description
  • 概要
  • Item

    Description

    Product Name

    95 Shore A Natural Transparent TPU Granules

    Product Description

    A high-hardness, high-clarity thermoplastic polyurethane base compound. With a hardness of approximately Shore A 95.

    Key Characteristics

    1. High Hardness & High Transparency: ~95A hardness with high light transmittance and low haze.
    2. Outstanding Mechanical Properties: Extremely high tensile strength, tear resistance, and rigidity.
    3. Superior Abrasion & Scratch Resistance: High surface hardness and durability.

    Main Applications

    Transparent high-wear protective housings (e.g., instrument windows), transparent conveyor rollers, premium transparent soles and heels, high-performance transparent tubes and profiles, transparent industrial casters, electronic/electrical components requiring high hardness and clarity.

    Processing Methods

    Injection Molding, Extrusion.

    Environmental Certifications

    ROHS, REACH. Relevant test reports available upon request.

    Color

    Natural Transparent (Water-clear or light amber transparent).

    Storage Conditions

    Extremely moisture-proof. Must be stored sealed in a dry, cool environment (<25°C). Use promptly after opening.

    Packaging

    20/25 kg/bag

    Key Physical & Optical Properties

    Test Item

    Typical Value/Range

    Test Standard

    Hardness

    93A - 97A

    ASTM D2240

    Tensile Strength

    ≥ 40 MPa

    ASTM D412

    Elongation at Break

    ≥ 450%

    ASTM D412

    Light Transmittance

    ≥ 88%

    ASTM D1003

    Haze

    ≤ 5%

    ASTM D1003

    Akron Abrasion Loss

    ≤ 0.04 cm³/1.61km

    ASTM D5963

    Suggested Molding Conditions

    Item

    Parameter/Guideline

    Drying

    100-115°C / 4-6 hours (Absolutely Critical, must use a high-performance dehumidifying dryer, dew point < -40°C)

    Melt Temperature

    195 - 220 °C (Strict control to avoid thermal yellowing)

    Mold Temperature

    30 - 60 °C (High-gloss polished molds are recommended for optimal clarity)

    Equipment Cleanliness

    The machine must be thoroughly purged with high-transparency grade ABS or PC before production to eliminate any contamination.

    Critical Precautions

    1. Drying is the Sole Critical Factor: Any trace moisture causes severe melt hydrolysis, leading to bubbles, splay marks, haze/loss of clarity, and catastrophic property loss.
    2. Clarity Assurance: High-polish molds are mandatory. Optimize runner design and cooling to avoid internal stress causing whitening.

    Purge Suggestion

    Must use high-transparency grade ABS or PC as purge material. Purge for an extended time at low speed and at the lower end of the processing temperature range. Never use PP, PE, or any opaque material for purging.


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