Q-2603-KEST-01
GeometryA356Accepted300 pcs committed
The number
Tooling
$5,811
Per piece
$40.18
Order value
$17,865
Quoted Mar 9, 2026, accepted Mar 18, 2026.
How the per piece price is built
| Step | Formula | Value |
|---|---|---|
| Casting weight | intersection volume x density x 1e-6 | 1.504 kg |
| Batch cost per piece | OPR = 6.956 + (3.623 / mass_lbs), cost = OPR x mass_lbs | $26.68 |
| Rework buffer | 3 runs x 9.0 hrs x $150/hr | $4,050 |
| Buffer per piece | buffer / 300 pcs | $13.50 |
| Total per piece | batch cost + amortised buffer | $40.18 |
How the tooling price is built
| Step | Formula | Value |
|---|---|---|
| Parts per mold | 12in x 12in x 6in cavity, 0.5in spacing, mirrored under 4.75in | 1 |
| Mold cost | (parts x volume x 0.000132 + 400 + 1870) / 0.4 | $5,811 |
Against CNC from billet
- CNC per piece
- $391.69
- Casting per piece
- $40.18
- Buy to fly ratio
- 6.2
- Machining
- $115/hr x 3.40 hrs
- Material cost
- $2.85/kg (A356)
- Break-even
- 17 pcs
Tooling pays for itself at 17 pieces, which is 6% of the committed volume.
Geometry the price came from
- Solid volume
- 412,600 mm3
- Intersection volume
- 561,100 mm3
- Casting weight
- 1.504 kg
- Shop rate
- $150/hr