CONCENTRICITY

All diameters formed in the same mold plate will be concentric within 0.25mm TIR (.010 in TIR).
Example:
In Fig 2 diameter "A" will be concentric with diameter "B" within 0.25mm TIR (.010 in TIR).
Other diameters will be concentric within 0.75mm TIR (.030 in TIR).
Example:
In Fig 2 diameter "A" or "B" will be concentric with diameter "C" within 0.75mm TIR (.030 in TIR).


Fig #4 Outside surface will be concentric with shaft within 2mm TIR (.085 in TIR) plus metal tolerance if unground.
Note: Parts may also be ground to closer tolerance.

On products similar to that described in Fig 5 having an outside diameter of 75mm (3in) concentricity within 0.75mm TIR (.030 in TIR) and wobble within 0.75mm TIR (.030in TIR) can be expected.