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Vacuum Box Cover
Vacuum Box Cover

    Vacuum Box Cover

    1. Details
    2. References
        This product has dense structure and high surface finish quality, with low friction coefficient and water absorption rate. It can improve the actual working time of polyester wire and save energy by the most. It has single and duo-chamber options with stable vacuum condition.
        Recommended materials: Sicer-Sub A; Sicer- Si3N4
    Features:
    Advanced design concept
    Low friction coefficient
    High strength glass fiber base
    Stable integrated frame structure
    No piano key thanks to dovetail groove structure
    Precisely machined and easy to replace
    Low adhesive rate of pulp fiber and filler particles
    Adjustable enddeckle with mechanical locking device and lubricating device
    Effectively protect the wire
    Long service life
    s.s304/321 stainless steel box
     
    Speifications:

    Thermal Conductivity

    (W/m*k)

    Coefficient of Thermal Expansion

    (10-C/°C)

    Vickers Hardness (Kg/mm2)

    Fracture Toughness

    (Mpa.M1/2)

    Bending Strength

    (Mpa)

    Bulk Density

    (g/cm3)

    Material

    20-25

    7.0-8.0

    1450-1530

    5.0-6.0

    380-420

    3.86-3.88

    Sub-micron Aluminium Oxide

    Sicer-Sub A

    30-50

    2.5-3.0

    1650-1750

    6.0-6.7

    650-750

    3.05-3.20

    Silicon Nitride

    Sicer-Si3N4