for complex geometries
on milled features
available on prototypes
process ready
CNC Machined EV Battery Enclosures for EV Teams
EV teams in St. Louis need battery enclosures that are sealed, thermally managed, and precisely machined. We machine aluminum and stainless battery trays, module housings, and cooling plates with tight sealing surface tolerances. CMM inspection on every order.
EV-Grade Materials
Aluminum 6061/7075 and 316L stainless with material certs.
Sealing Precision
±0.0005" on o-ring grooves and sealing flanges.
QC Docs
CMM inspection reports on every EV battery component order.
Gateway to America's Auto Manufacturing Heartland
St. Louis sits at the center of a major auto-assembly corridor — the GM Wentzville Assembly builds mid-size trucks and vans, Ford's Claycomo plant (Kansas City side) builds the F-150, and Stellantis' Belvidere operations are within supply reach. Tier 1 players like Hussmann (Panasonic), Energizer Holdings, and a network of precision machining shops serve powertrain and interior-trim programs across the metro.
RivCut supports St. Louis automotive suppliers with instant quoting, fixed lead times, and the quality documentation your OEM receiving docks require.
GM Wentzville Assembly
Produces Chevrolet Colorado, GMC Canyon, and Express/Savana vans
Ford Claycomo Assembly
Kansas City-area plant producing the F-150 and Transit van
Hussmann (Panasonic)
Refrigeration and thermal management systems with St. Louis area operations
What St. Louis Automotive Teams Usually Order
| Typical quantity | 5–25 prototypes · 50–500 pre-production |
|---|---|
| Common materials | Aluminum 7075-T6 |
| Key requirement | PPAP-ready documentation: dimensional layout, material certs, process flow |
| Typical lead time | 5–10 business days for prototypes, 10–20 for production |
| Who orders | Product engineers and buyers at OEMs and Tier 1 suppliers |
EV Battery Parts for St. Louis Teams
Battery trays, module housings, cooling plates, and bus bar brackets machined to print.
Battery Trays
Aluminum battery pack trays with precise module locating features, sealing flanges, and cooling port connections.
Al 6061Module Housings
Aluminum and stainless battery module housings with precise cell locating pockets and bus bar provisions.
Precision pocketsCooling Plates
Aluminum cooling plates with precision-machined internal channels and port connections for liquid thermal management.
Liquid coolingBus Bar Brackets
Aluminum and stainless bus bar mounting brackets with precise bolt patterns and electrical clearance features.
Electrical clearanceCell Spacers
Precision aluminum and plastic cell spacers for battery module assembly. Consistent stack height.
Tight stack heightHV Connector Housings
Aluminum high-voltage connector housing flanges with precise bore and sealing groove features.
HV rated12 Enclosures. 8 Days. Seal-Ready Fits.
A St. Louis-area EV team needed battery module enclosures with precise O-ring grooves for IP67 sealing, threaded inserts for cover bolts, and hard anodize for corrosion resistance. Teams near companies like GM Wentzville Assembly trust this kind of precision and documentation rigor.
Every unit shipped with full documentation:
- CMM dimensional report — O-ring groove and bolt pattern verified
- Material cert with heat lot traceability
- Anodize process cert with thickness verification
- Dimensional layout per customer specification
What St. Louis Automotive Buyers Should Know
GM Wentzville and Ford Claycomo suppliers need PPAP documentation capability
ensure your CNC shop can deliver control plans and SPC data with every production lot.
St. Louis' central location offers 2-day ground to most U.S. assembly plants
leverage this logistics advantage when bidding against coastal competitors.
Van and truck component machining (for Transit and Express programs) requires large-bed CNC capacity
confirm your shop can handle 24"+ brackets and structural components.
When Your Local Shop Can't Keep Up
When production runs fill your local shop's queue, prototypes sit. We give you fixed lead times, instant quoting, and PPAP-ready documentation — every time. St. Louis's automotive sector demands it.
Documentation-Ready
Dimensional reports, material certs, and process records ship with every order — no chasing paperwork after delivery.
Full Material Traceability
Every bar ships with mill certs and heat lot numbers. Full chain of custody from raw stock to finished part.
CMM Inspection, Every Part
NIST-traceable CMM verification on every critical dimension before anything ships. No sampling — we inspect every part.
5–7 Day Prototype Turnaround
Most first articles ship in under a week. Rush available for simpler geometries. Confirmed ship date at order.
Need our full quality documentation? Email us — we'll send everything your team needs.
From File to Part in 3 Steps
Simple, clear, and designed for fast-moving teams.
Upload & Quote
Upload your STEP or IGES file, select material and finish, and get an instant AI price. Every quote includes a free DFM review.
We Machine & Inspect
Parts run on our CNC mills and lathes with CMM inspection on every order. We verify every critical dimension before shipping.
Ship with Full Docs
Your order ships with dimensional reports, material certs, and full paperwork — everything your quality team needs.
Questions from St. Louis Automotive Teams
Automotive CNC Machining in Other Cities
We serve automotive teams in cities across the US.
Upload Your CAD File
EV Battery Enclosures, structural brackets, housings, and more — we machine them all. Most orders ship in 5 to 7 business days.
No minimums · 100% Made in USA · Never brokered · Ships anywhere in the US
Currently accepting new projects