ANALISIS PENGENDALIAN KUALITAS PEMBUATAN WELLHUB DENGAN PENDEKATAN LEAN SIX SIGMA

ABSTRACT: Wheel  hub  that  is  produced  by  PT.  Yogya  Presisi  Tekniktama  is  a  car  wheel  accessory that requires right size and striking shape, hence the need for accuracy of size is a must, so control should be maintained. Quality control is the way to determine the suitability between the standards that have been determined with the finished product that has been produced by PT.  Yogya  Presisi  Teknikatama.  The  Six  Sigma  Motorolla  method  is  employed  for  quality control.    From  the  diameter  of  Well  hub,  it  can  be  identified  that  there  is  still  DPMO  of 42,700,  the  ability  of  the  process  is  considered  low  enough  with  Cpm  =  0.675,  and  the production  process  is  unstable.  While,  defective  products  are  caused  by  5  types  of  origins with    DPMO  of  34.126.  The  highest  cause  of  defective  products  is  caused  by  "Siloek". Proposed  improvements  to  improve  product  quality, among  others  are;  the  machine  repair on  its  holding  pressure.  While,  in  terms  of  method,  the  temperature  of  heater  should  be decreased to between 1-5º C.
Keywords: Well Hub, Six Sigma Motorola
Penulis: HM. Ibnu Mastur, Nizar Filiawan Aji
Kode Jurnal: jptindustridd160043

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