Printing Roller Material

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    • Viscosity (CPS/ 40℃) :3500-8500
    • Hydroxyl value (mg KOH/g) : 59 ± 3
    • Acid value (mg/KOH/g) :1.5-2.5
    • Color (APHA) : 400 ↓

    Key Features

    + Printing Roller Material

    + PU Casting Material for Printing Roller

    Ink rollers, printing rollers, electronic industry and other industrial materials.
    Technical Product Data
    Hydroxyl value (mg KOH/g)59 ± 3
    Acid value (mg/KOH/g)1.5-2.5
    Color (APHA)400 ↓
    Viscosity (CPS/40℃)3500-8500
    Vacuum condition
    Vacuum 0 -20 mm Hg
    Vacuum time 30-60 MIN
    Mixing temperature
    RWCA-28A= 60-70℃
    TDI 80 = Room temperature
    Mold temperature 80℃. Slowly pour the mixture in mold and avoid air bubble into mold. Then, increase mold temperature to 120℃. Demold time is 3 hours, post curing time is 16 hours.
    Physical properties
    RWCA-28A (by weight)100%
    TDI 808.5%
    Hardness (SHORE A)28A
    Tensile strength (kg/cm)11
    Elongation (%)500
    Production Processing
    RWCA-28A: Net weight 18 kgs can / Net weight 200 kgs drum
    Storage & Shelf - life
    RWCA-28A is supplied in drums or cans. Once a container has been opened, please pay attention to exclude moisture. The most favorable temperature for storage is 20-30℃. The shelf-life of RWCA-28A is 6 months if the temperature is maintained at 20-30℃, and moisture is excluded. The information and data contained herein are believed to be correct. However, no liability is accepted. We preserve the right of revision for this information sheet.

    Notice: These values are based on the test of our present laboratory test specimens.


    ****We cordially invite you to access our following website to know more about our
            printing roller material - https://www.taiwanpu.com/product/Printing Roller Material

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