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    服務熱線:400-6699-418
    產品中心PRODUCT CENTER
    三迪介紹 / SanDi introduction

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      產品詳細資料,請聯系就近三迪各辦事處工程師索取,或撥打咨詢熱線 400 6699 418.

    As a linear bearings manufacturer, NB is serving a variety of customers in many industries such as general machinery, semiconductor equipment, special purpose machines.
    The NB SPINDLE is a further contribution to the industry. From parts to the spindle unit NB conducts integrated production through total manufacturing.
    Please contact us for any requirement.

    ロールシャフト

    NB SPINDLE is backed by expertise gained from decades of experience in high accuracy machining.

    ロールシャフトNB keeps supplying high quality products through skilled labor with time-nurtured skills, time-tested production process and technology, in addition to a help of the state-of-the art technology and equipment.
    We have a belief that high processing technology is the key to customer-satisfaction.



    Outer Surface MachiningRange
    Maximum diameter650mm
    Maximum length6000mm
    Surface roughnessRa0.4
    Straightnesscustomer specification
    Concentricitycustomer specification
    Perpendicularitycustomer specification
    Cylindricitycustomer specification
    Internal Surface Grindingstraight or tapered internal portion
    Deep Hole Machining
    Hole diameterMaximum length
    one sidethrough hole
    Φ2~2.5mm200400
    Φ3~3.5mm300600
    Φ4~8mm5001000
    Φ9~10mm7501500
    Φ10~32mm8501700
    Φ30~80mm20004000
    Screw Grindingtriangular and trapezoidal screws
    Matched partsspecial nuts to match a given shaft, tapered portion of inner or outer diameter to match a given shaft or bearing
    General machiningcenter tapping, step machining, V-groove machining, screw machining, plate-groove machining, key-groove machining, flat surface machining, spot hardening
    Surface Treatmentindustrial chrome plating, low temperature black chrome treatment, other customer request
    Thermal-spraying Ceramic-coating (best-suitable for parts that require wear and corrosion resistance)
    (1) standard material
    high carbon chromium bearing steel (SUJ2)
    chrome molybdenum steel (SCM415, 435)
    carbon steel for machinery (S45C)
    martensite stainless steel (equivalent to SUS440C )
    austenite stainless steel (SUS303, 304)
    steel alloy for tools (SKS3, SK4)
    aluminum chrome molybdenum steel (SACM645)
    (2) standard ceramic for thermal-spraying
    main component: TiO2 titanium dioxide
    specific gravity: 4.7
    hardness: 58HRC or more
    maximum temperature: 540℃
    color: black
    fine surface finish by grinding


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