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Zertifikat

Zertifikat DIN EN ISO 9001:2008
- certified since 1997

- annual surveillance audits

- every 3 years repeat audits


DIN EN ISO 9001:2008
to read (PDF)
  • Quality assurance by air-conditioned finishing section
  • - CNC jig boring machine Mikromat 16 V
    Precision with: T = 20°C ± 1°C
    DeltaT = 1 K / 2 h
    Positional uncertainty: P = 0,005 mm in 3000 mm

    - CNC-precision grinding LGBR 300150 SM
    Precision with: T = 20°C ± 1°C
    DeltaT = 1 K / 2 h
    Surface roughness: Ra 0,1 µm
    Plane parallelism: 0,01 mm in 3000 mm
  • Quality assurance by fully air-conditioned measuring
  • - CNC-portal measuring machine GHIBLI TRAX ETR 15.30.10
    Precision with: T = 20°C ± 0,5°C
    DeltaT = 0,5 K / 2 h
    Measuring uncertainty in space: E = (3,2+1,1 x L / 400) µm
  • Quality assurance by self control
  • - by machine operators during manufacture (NC-measuring key, caliper gage, micrometer gage etc.)
  • Quality assurance by machine adjustment
  • - Geometric check (every six months by mechatronic staff of WKFS)
    - Laser measurement (annually by external firm)
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