Primary Service
CMM Calibration and Repair
Request a quote for on-site or ship-in verification.
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Calibration Versus Verification
Calibration establishes the relationship between the machine's readings and a reference value, with a stated uncertainty. Performance verification confirms the machine still meets a stated specification, usually ISO 10360-2 or ASME B89.4.1.
Both terms get used loosely on the shop floor. The certificate should state which one was performed, and against which standard.
What a Visit Covers
Whether the request comes from a stamping plant's fixture room or a tier supplier's quality lab, a verification visit follows a fixed sequence.
- 01
Scale and reader head
X, Y and Z scales are inspected and cleaned; reader head output is checked and adjusted.
- 02
Geometry
Straightness, linearity and squareness are checked in the XY, ZX and ZY planes.
- 03
Length measurement error
ISO 10360-2 E0 and E150 testing at 105 measurements across five lengths and seven positions.
- 04
Probing error
ISO 10360-5 PFTU testing on a calibrated test sphere separate from the qualification reference.
- 05
Air bearings and drives
Air supply, bearing preload and drive response are checked ahead of geometric adjustment.
Sequence of a Verification
- 01
Inspect
Scales, reader heads and air bearings are checked before any measurement is taken.
- 02
Test
Length measurement error and probing error are run against the applicable standard.
- 03
Adjust
Geometric adjustment and error-map update are applied where the controller supports it.
- 04
Verify and certify
As-left results are recorded and the certificate is issued.

Why Detroit CMM Calibration and Repair
- 01
As-found and as-left
Both results appear on the certificate wherever adjustment occurred.
- 02
OEM-locked maps handled
Error-map access is confirmed on the controller before the visit is scheduled.
- 03
Repair on the same visit
Probe head, scale, air bearing and drive repair reduce a second trip.
Coverage across Michigan and the Greater Midwest
On-site scheduling and travel terms vary by location; confirm coverage and lead time when a quote is requested.
Other services
Discuss CMM Calibration Requirements
Send machine make, model and axis travel for a scoped quote.
