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White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods

    Buy cheap White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods from wholesalers
     
    Buy cheap White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods from wholesalers
    • Buy cheap White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods from wholesalers
    • Buy cheap White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods from wholesalers

    White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods

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    Brand Name : EXCEEDCHEM
    Model Number : ME1790
    Certification : ISO9001:2008
    Price : 2.0usd /kg
    Payment Terms : L/C, T/T
    Supply Ability : 1000mt/month
    Delivery Time : 5-7 work days
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    White Solid MDI / Polyester Prepolymer Hardness 90 For PU Rods

    White Solid MDI/Polyester Prepolymer Hardness 90


    1.Description

    This is an MDI-terminated PET prepolymer of low viscosity and easy processing. It enjoys a high performance and high abrasion resistance.


    2. Application

    It applies to make PU rods, castor wheels, PU pad, PU sheet, rubber roller, sieve plate, etc.


    3. Product Specification


    NCO Content (%)7.5±0.2
    Density (25℃)/(g/cm3)1.26
    Viscosity at 85℃ (Mpa.s)1200
    Appearance at 25℃White solid

    4. Operation introduction


    Ratio (Prepolymer/1,4BDO)100/7.8
    Mix temperature/℃ (Prepolymer/1,4BDO)80/40
    Gel time/min8
    Postcure (110℃)/h48

    5. Physical Properties


    Hardness/ shore A90±1
    Tensile Strength/ Mpa46
    100% Modulus/MPa8.6
    300% Modulus/MPa19.7
    Elongation at break/%580
    Tear strength (without nick) / kN/m117
    Tear strength (with nick) / kN/m56
    Rebound/%35
    DIN Abrasion(mm3)35

    6. Shelf life

    The storage time of original packing is 6 months at the above condition from the date of production.


    7. Package

    20kg or 200kg per steel drum


    8. Safety

    Use in a well-ventilated area. Avoid contact with skin using protective gloves and protective clothing. Repeated or prolonged contact on the skin may cause an allergic reaction. Eye protection is extremely important. Always use approved safety glasses or goggles when handling this product.

    If Contact Occurs:

    Skin: Immediately wash with soap and water. Remove contaminated clothing and launder before reuse. Seek medical attention if allergic reactions occur.

    Eyes: Immediately flush with water for at least 15 minutes, contact a physician.

    Ingestion: If swallowed, contact a physician immediately. Remove stomach contents by gastric suction or induce vomiting only as directed by medical personnel. Never give anything by mouth to an unconscious person.


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