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Current location： Home Product R+W BK4-Bellows coupling for tapered shafts
  • BK4-Bellows coupling for tapered shafts
  • BK4-Bellows coupling for tapered shafts
BK4-Bellows coupling for tapered shafts
  • For tapered shafts
  • Easy to mount and dismount
  • high installed concentricity


DetailsParameter

  • Features

    • For tapered shafts
    • Easy to mount and dismount
    • high installed concentricity

    Temperature range
    • -30 °C to +100 °C (-22 °F to +212 °F)


    Design
    • Conical clamping system opposite 1:10 tapered bore with feather keyway
    • Brief overloads of up to 1.5x the rated torque acceptable


    Material
      • Bellows: high grade stainless steel
      • Hubs: steel


    • Service life

      • R+W bellows couplings are fatigue resistant and wear free for an infinite service life, as long as the technical limits are not exceeded


      Fit clearance

      • Overall shaft / hub clearance of 0.01 – 0.025 mm


      Special solutions

      • Various materials, tolerances, dimensions and performance ratings available for custom applications on request


      ATEX (Optional)
      • For use in hazardous zones 1/21 and 2/22, the metal bellows has been authorized under directive 94/9/EG and is available with certification


    BK4 15 BK430 BK4 60 BK4 150
    Model BK4 15 47 BK4 15 54 BK4 30 68 BK4 30 76 BK4 60 72 BK4 60 82 BK4 150 82 BK4 150 94
    Rated torque (Nm) 15 15 30 30 60 60 150 150
    Coupling length (mm) 47 54 68 76 72 82 82 94
    Bore diameter from ? to ? H7 (mm) 10-22 10-22 12-23 12-23 12-29 12-29 15-37 15-37
    Outside diameter (mm) 49 49 55 55 66 66 81 81
    Torsional stiffness (103 Nm/rad) 20 15 39 28 76 55 175 110
    Taper Diameter ?(Fanuc motor (mm) 11 11 16 16 16 16 16 16



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    Tel: 0755-82113520, 13823217507  
    E-mail: sales@sz -windrive. com  
    URL: hebeiseo.com com  
    Address: room 406, MaoYuan building, No. 9, Songyuan Road, Guiyuan street, Luohu District, Shenzhen  

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