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DFM & Engineering Support

Engineer out downstream risk before steel is cut.

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We bridge design and production.

We’ve launched millions of precision parts using dies we design in-house and presses on the next floor.

Our DFM reviews connect design intent to actual forming, plating, and inspection realities—so your part performs from launch through production, not just on paper.

Tolerance Stack-Ups & Datum Schemes

Tolerance Stack-Ups & Datum Schemes

We define A|B|C datums and functional stack-ups so tooling, gages, and CMMs speak the same language.

Prevent mismatched setups and drifting measurements across plants.

Material & Finish Guidance

Material & Finish Guidance

We recommend alloy, temper, and plating windows that balance formability with downstream needs.

Avoid cracking, poor adhesion, and warpage so parts form cleanly and hand off reliably

Form-to-Hole & Bend-to-Edge Risk Fixes

Form-to-Hole & Bend-to-Edge Risk Fixes

We model stretch, coin, and springback interactions before steel is cut.

Eliminate out-of-spec relationships and micro-cracks that cause issues in plating or assembly.

Reel-to-Reel Carrier Concepts

Reel-to-Reel Carrier Concepts

We design carriers, pitch, and supports that match your plater, molder, and automation windows.

Fewer handling issues, better yields, smoother downstream flow.

Cost-Down & Redesign for Manufacturability

Cost-Down & Redesign for Manufacturability

We simplify layouts and remove unnecessary tightness while preserving function.

Lower part cost and risk—without compromising reliability.

PPAP / FAIR Planning

PPAP / FAIR Planning

We define evidence and templates from day one (FAIR, PFMEA, control plan, capability).

Faster approvals, no audit gaps, full traceability.

Frequently Asked Questions (FAQ)

 We’ll annotate your print. ±0.0015″ is common for capable features.

Yes—recommendations include pros, cons, and plating windows.

Absolutely—carriers and datums are planned to your partners’ processes.

Marked PDFs, DFM report, tolerance targets, and a PPAP/FAIR path.

ELECTRICAL & POWER

Your challenge: Tight tolerance stacks in high-current parts (busbars, contacts, switchgear) where heat rise, flatness, and fit issues only show up after assembly or in the field.


Our solution: Early DFM on geometry, radii, and plating; stable datums; forming simulations before we cut steel.

Your benefit: Flat, conductive, dimensionally true parts that assemble cleanly and avoid warranty pain.

ELECTRONICS & SENSORS

Your challenge: Miniature features distort; plating growth shifts fit; contact force varies on tiny connectors, terminals, and shields.

Our solution:
DFM aligned to real die behavior—springback modeled, post-plate growth accounted for, features made gageable.

Your benefit:
Repeatable contact force, clean PCB/housing fits, higher yields, less rework.

DEFENSE & AEROSPACE

Your challenge: Mission-critical consistency—tight position, zero escapes, and audit-ready traceability under thermal/vibe stress.

Our solution:
DFM with die protection and in-press SPC; stack-ups validated against MIL requirements; controlled plating performance.

Your benefit:
Parts that pass qual and stay stable in service—with documentation that clears any audit.

MEDICAL DEVICE & EQUIPMENT

Your challenge: Regulatory pressure and tiny geometries where micro-burrs, deformation, or wrong finishes can fail validation.

Our solution: Early material/temper and forming tuning; edge and bend controls; DFM aligned to sterilization and assembly steps.

Your benefit:
Clean, validated parts that assemble right and pass FDA/ISO checks without delays.

INDUSTRIAL MACHINERY

Your challenge: Vibration, fatigue, and wear in harsh environments; tolerance drift or forming stress causing premature failures.

Our solution:
DFM that reinforces bend zones, manages flatness, and selects materials that hold shape under load.

Your benefit:
Parts that install right, last longer, and cut downtime and maintenance.

MOLDING-INTEGRATED APPLICATIONS

Your challenge: Overmolded inserts shift or deform under heat/pressure, causing misalignment or weak electrical contact.

Our solution: Joint DFM with the molder—features and datums tuned for mechanical lock, plating and clearances set for molding reality.

Your benefit:
Inserts that seat perfectly, survive molding, and keep electrical/mechanical function—fewer rejects and less rework.

Make your CAD production-ready.

Book a quick DFM review to lock tolerances, choose materials, and prevent downstream surprises.

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info@gromaxprecision.com

W185 N11474 Whitney Drive Germantown, WI 5302