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CNC machined semiconductor part Precision semiconductor component
On-Demand CNC Platform

Precision Photolithography Components
Machining

We machine photolithography components for Ann Arbor semiconductor equipment teams. Reticle stages, wafer stages, lens mounts, mask holders, and chuck assemblies from aluminum, granite-stable alloys, and Invar.

Securely upload your 3D CAD file for immediate pricing and DFM feedback.

Ultra-Clean Machining
Tight-Tolerance Capability
Material Traceability
Fast Engineering Review
5-Axis
Multi-axis capability
for complex geometries
RivCut capability
±0.001"
Standard tolerances
on milled features
RivCut standard
3-Day
Rush turnaround
available on prototypes
Simple geometries
Class
Cleanroom-compatible
machining processes
Contamination control

CNC Machined Photolithography Components for Semiconductor Teams

Lithography teams in Ann Arbor need components with sub-micron geometric accuracy and thermal stability. We machine aluminum and Invar reticle stages, wafer chucks, and lens mounts to ±0.0002" on critical features. CMM inspection on every order.

1

Litho-Grade Materials

Aluminum, Invar, and Super Invar for thermal stability.

2

Ultra-Precision Features

±0.0002" on air bearing surfaces and lens seats.

3

Litho QC Docs

CMM reports and material certs for your litho tool qualification.

Michigan's Research Engine Powers Semiconductor Innovation

Ann Arbor's semiconductor presence is driven by the University of Michigan's Lurie Nanofabrication Facility — one of the nation's leading academic cleanrooms — and a growing cluster of sensor and MEMS startups. KLA and other equipment makers recruit heavily from UM's electrical engineering program, creating a local loop of semiconductor talent and machining demand.

RivCut provides Ann Arbor semiconductor research and startup teams with precision-machined prototypes, test fixtures, and MEMS packaging hardware — quoted instantly.

University of Michigan — Lurie Nanofab

Leading academic cleanroom with semiconductor and MEMS prototype machining demand.

KLA — Ann Arbor Recruiting

Wafer inspection equipment maker recruiting UM engineers and supporting local prototype development.

Toyota Research Institute — Ann Arbor

Autonomous vehicle semiconductor development with sensor fixture machining needs.

Ann Arbor MEMS & Sensor Startups

University of Michigan spin-outs building semiconductor sensor devices requiring prototype hardware.

What Ann Arbor Semiconductor & Electronics Teams Usually Order

Typical quantity2–10 units · replacement parts and small production runs
Common materialsAluminum 7075-T6
Key requirementUltra-clean machining, contamination-free packaging, full material traceability
Typical lead time5–10 business days · rush available for equipment down situations
Who ordersEquipment engineers and procurement at fab tool OEMs

Photolithography Parts for Ann Arbor Teams

Reticle stages, wafer stages, lens mounts, mask holders, and chuck assemblies machined for litho use.

Reticle Stages

Invar and aluminum reticle stage bodies with precise kinematic mount bores and flat air bearing surfaces.

Invar thermal stable

Wafer Stages

Aluminum and stainless wafer positioning stage sections with flat air bearing surfaces and encoder read-head features.

Sub-micron motion

Lens Mounts

Invar and aluminum lens barrel mounts with precise bore concentricity and mounting flange flatness.

Bore concentricity

Mask Holders

Aluminum reticle/mask holder frames with precise kinematic seat and vacuum grip features.

Kinematic seats

Illumination Plates

Aluminum illuminator housing plates with precise aperture hole locations and mounting features.

Aperture precision

Chuck Assemblies

Aluminum and stainless vacuum chuck assemblies with precise wafer seat flatness and vacuum hole patterns.

Chuck flatness
Materials
6061 Al, 316L SS, Hastelloy, Ceramics
Tolerances
Down to ±0.0002"
Finishes
Electropolish, Anodize, Passivation
Documentation
Material certs & surface finish verification
Case Study
Equipment Bracket Assembly
8 units · 3-axis from 6061-T6 plate · Fab tool program
Material
Al 6061-T6
Tolerance
±0.001"
Surface
Ra 32 µin
Lead Time
6 business days

8 Brackets. 6 Days. Clean-Room Ready.

A Ann Arbor-area semiconductor equipment team needed structural brackets with precise mounting hole patterns and contamination-free surfaces for clean-room installation. Teams near companies like University of Michigan — Lurie Nanofab trust this kind of precision and documentation rigor.

Every part shipped with full documentation:

  • CMM dimensional report — all mounting features verified
  • Material cert with heat lot traceability
  • Surface finish verification per drawing callout
  • Cleaning and packaging cert per OEM spec
Ultra-Precision CNC Machining
CNC Machining Process
CNC Machined Wafer Handling Part
Wafer Handling Component

What Ann Arbor Semiconductor & Electronics Buyers Should Know

Lurie Nanofab creates constant prototype demand

UM's cleanroom facility generates steady machining needs for semiconductor research fixtures and test hardware on academic timelines.

MEMS startups iterate rapidly

Ann Arbor MEMS spin-outs need machined packaging and test fixtures within days of a design change. Fast turnaround is essential.

University procurement has specific requirements

UM purchasing processes can be slow. If you're a machining partner serving academic semiconductor research, understand the procurement timeline.

Proximity to Detroit machining capacity is an advantage

Ann Arbor semiconductor teams can access Detroit's deep pool of CNC capacity for production work while keeping prototype work local.

When Your Local Shop Can't Keep Up

When equipment builds surge, local shops prioritize their biggest accounts. We give you fixed lead times, ultra-clean machining, and full material traceability — every time. Ann Arbor's semiconductor & electronics 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.

Quality Standards & Certifications
Active
NIST-Traceable CMM
All measuring equipment calibrated to NIST standards. CMM inspection on every order.
Active
Material Traceability
Every order ships with mill certs, heat lot numbers, and material test reports.
Active
Contamination Control
Clean machining processes and contamination-free packaging for cleanroom compatibility.
Active
Full Material Traceability
Every order ships with mill certs and heat lot traceability for fab tool compliance.

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.

Step 1

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.

Step 2

We Machine & Inspect

Parts run on our CNC mills and lathes with CMM inspection on every order. We verify every critical dimension before shipping.

Step 3

Ship with Full Docs

Your order ships with dimensional reports, material certs, and full paperwork — everything your quality team needs.

Questions from Ann Arbor Semiconductor & Electronics Teams

Yes. We machine reticle stages, wafer stages, and lens mounts for semiconductor equipment companies across the US, including Ann Arbor, Michigan. Upload your STEP file for instant pricing.
We machine aluminum 6061, Invar 36, Super Invar, stainless 304 and 316L, and granite-interface compatible alloys for lithography applications. Teams working near companies like University of Michigan — Lurie Nanofab in Ann Arbor count on this level of precision.
We hold ±0.001" on general features and ±0.0002" on critical bearing rail, air bearing, and lens seat features. CMM on every order.
Most litho component prototypes ship in 7 to 14 business days depending on complexity. Rush available on simpler stages and mounts.
Yes. We machine Invar 36 reticle stages and reference frames to provide low thermal drift for critical overlay performance.
Upload your STEP at rivcut.com/quote or email hello@rivcut.com.

Semiconductor & Electronics CNC Machining in Other Cities

We serve semiconductor teams in cities across the US.

Upload Your CAD File

Photolithography Components, 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