Tooling amortisation, post-processing, and finish-quality trade-offs from prototype-scale through 50k units — the data behind our standard recommendation tiers.
A back-of-envelope thermal budget, then a CFD comparison — and the surface-area threshold above which you can usually delete the fan from your design.
A guided tour through Fc, Fh, and Fda profile selection, plus the mounting-decoupling tricks customers most often forget when they hand us a test plan.
Compression set, dovetail vs O-ring channels, and why an IP67 design with the wrong gasket fails after one monsoon cycle while IP68 sailed through.
PC, ABS, PC/ABS, PA6, and PA66 compared at V0 grades — wall thickness minimums, colour-availability, and the trade-off table we use in DfMA reviews.