Wheel Hub Carrier

ProductionA356ComplexWatchwheel-hub-carrier

Where this job stands

Safety critical, so every run gets a dye penetrant check on the bearing bore before it ships.

Commercial

Tooling cost
$5,849
Committed volume
750 pcs
Quote
Q-2604-ORBIT-01Geometry
Quoted per piece
$20.87
Break-even against CNC
31 pcs
Rework buffer
Included in quote

Geometry

Solid volume
264,300 mm3
Intersection volume
341,900 mm3
Bounding box
156 x 124 x 88 mm
Casting weight
0.916 kg
Parts per mold
2recomputed 2
STEP file
uploads/orbit/hub-carrier-r4.step

Casting trials

2
TrialDateOutcomeGoalPourMold
T1Apr 29PartialBaseline pour, check the bearing bore for porosity.712C190C
T2gradMay 19SuccessChill the lower arm so it freezes before the boss.712C190C

Production runs

2
96.9% yield
DateOrderedDeliveredYield$/pcMarginBatch
Jun 925023995.6%$23.3722.4%A356-2606-D
Jul 2850048897.6%$22.1225.8%A356-2607-C

Rework

2
8.0 hrs
LoggedTriggerStatusWhat happenedHrs
Jul 30SurfaceResolved
Twelve parts with cosmetic flow lines on the visible face.
Fix: Vibratory finish. Customer accepted.
Run of Jul 28
3.5
Jun 11DimensionalResolved
Eleven parts failed the bearing bore diameter check.
Fix: Bore honed to size. Root cause traced to a worn boring insert, not the casting.
Run of Jun 9
4.5

Porosity observations

3
LoggedWhereSeverityCauseFixResolved
Jul 31Arm to boss transitionModerateDesignOpen
Jul 29Bearing boss, traceMinorUnknownOpen
Jun 10Lower arm, thick sectionModerateTemperatureChill fitted at the lower arm.Yes

Knowledge from this job

2
Job opened Apr 12, 2026 · 2 trials · 2 runs · 727 pieces delivered