CNC spinning lathe mid-operation with sparks tracing a perfect arc off a titanium blank
CNC Flow-Forming — Titanium Grade 5
▸ LIVE MANDREL OPERATION
Precision Spin Forming

No Seam.
No Weld.
No Compromise.

From titanium rocket nozzle liners to micron-tolerance centrifuge housings — seamless axisymmetric components spun to flight-qualified specifications.

CONCENTRICITYCMM verified, all axes
±0.00mm
MANDREL SPEEDCNC servo-controlled
0RPM
MIN WALL THICKNESSUniform ±0.015 mm
0.00mm
MAX DIAMETERSingle-piece, seamless
0.00m
REV: 2026-02-23DWG NO: SPD-001SHEET 1 OF 5
Rocket Nozzle Liners·Warhead Casings·Centrifuge Housings·Dome Deflectors·Valve Manifolds·Landing Gear Shields·Sensor Mounts·Gas Cylinder Bodies·Nose Cones·Pressure Vessels·Rocket Nozzle Liners·Warhead Casings·Centrifuge Housings·Dome Deflectors·Valve Manifolds·Landing Gear Shields·Sensor Mounts·Gas Cylinder Bodies·Nose Cones·Pressure Vessels·
Process Documentation

From Flat Disc to
Flight-Qualified Component

6 STAGES · BLUEPRINT + SHOP FLOOR
STAGE-01
Ø 508 mmH 320 mmTOL:±0.50 mmCONC. ALL SURFACES
Ø BLANK
508 mm
RUNOUT
≤0.10 mm
MATERIAL
Ti-6Al-4V
Material: Ti-6Al-4V AMS 4928 · Cert: MTR verified
Metal disc blank being loaded onto CNC lathe mandrel in machine shop
STAGE-01
TOL ±0.50 mm

Blank Loading

Flat disc or tube blank is centered on the mandrel spindle. Material verified against cert sheet. Runout checked to ±0.10 mm before first rotation.

Precision:
±0.50 mm
STAGE-02
Ø 508 mmH 320 mmTOL:±0.35 mmCONC. ALL SURFACES
FEED RATE
1.8 mm/rev
WALL
~4.2 mm
RPM
1,800
Passes: 3 roughing · Coolant: synthetic flood
CNC spinning lathe in operation with roller forming metal blank over mandrel
STAGE-02
TOL ±0.35 mm

First-Pass Roughing

High-force roller engages the blank at programmed feed rate. Material flows axially over mandrel profile. Wall begins thinning from stock to near-net shape.

Precision:
±0.35 mm
STAGE-03
STRESS RELIEFØ 508 mmH 320 mmTOL:±0.30 mmCONC. ALL SURFACES
TEMP
760 °C
SOAK
90 min
ATMOS
Argon purge
AMS 2801 heat treat · Logged to traveler
Industrial furnace with glowing metal part undergoing annealing heat treatment
STAGE-03
TOL ±0.30 mm

Intermediate Annealing

Work-hardened blank enters controlled-atmosphere furnace. Stress relief restores ductility before final forming. Temperature and soak time logged to job traveler.

Precision:
±0.30 mm
STAGE-04
Ø 508 mmH 320 mmTOL:±0.05 mmCONC. ALL SURFACES
WALL TOL
±0.015 mm
Ra
≤1.6 µm
CONC.
±0.05 mm
Burnishing pass · Mirror finish on critical surfaces
Precision CNC metal spinning finish pass with mirror surface forming on titanium part
STAGE-04
TOL ±0.05 mm

Finish Pass

Precision roller traces final contour at reduced feed. Wall thickness converges to nominal. Surface finish achieves Ra 1.6 µm or better without secondary grinding.

Precision:
±0.05 mm
STAGE-05
Ø 508 mmH 320 mmTOL:±0.05 mmCONC. ALL SURFACES
PROBE
Renishaw RTP20
POINTS
100 pts
TEMP COMP
20 ±0.5 °C
FAIR per AS9102 · Certificate of Conformance issued
CMM coordinate measuring machine probing precision aerospace component in metrology lab
STAGE-05
TOL ±0.05 mm

CMM Inspection

Part transferred to temperature-controlled CMM cell. 100-point scan verifies concentricity, wall uniformity, and profile against nominal CAD. First Article Report generated.

Precision:
±0.05 mm
STAGE-06
Ø 508 mmH 320 mmTOL:±0.05 mmCONC. ALL SURFACES
COAT
Alodine 1200S
PACK STD
ASTM D4169
LEAD TIME
4–6 weeks
C of C · FAIR · Material certs included
Precision aerospace component in custom foam-lined shipping crate ready for delivery
STAGE-06
TOL ±0.05 mm

Delivery Crating

Part cleaned, coated per spec, and nested in custom foam-lined crating. Packaging engineered for vibration loads per ASTM D4169. Ready for first-article delivery.

Precision:
±0.05 mm
Compliance & Metrology

Certified to Fly.

AEROSPACE · DEFENSE · MEDICAL
AS9100D

AS9100 Rev. D

Aerospace Quality Management System. Every job traveler, material cert, and inspection record maintained to aerospace traceability standard.

NADCAP

NADCAP Certified

National Aerospace and Defense Contractors Accreditation Program. Special processes — heat treat, NDT, coatings — audited to AWS D17 and AS9100.

ITAR

ITAR Registered

International Traffic in Arms Regulations. Classified-spec defense components handled under full ITAR compliance. US persons only on controlled programs.

CMM

CMM Metrology Lab

Temperature-controlled metrology cell. Renishaw probing systems. First Article Reports per AS9102. 100-point verification on critical surfaces.

Qualified Materials:
Ti-6Al-4V
Inconel 625
Inconel 718
Hastelloy C-276
304 / 316 SS
6061 / 7075 Al
Grade 50 / Corten
Copper C110
Process Comparison

The Numbers Don't Lie.

Side-by-side process data for procurement engineers evaluating forming method. Winning cells highlighted.

Metric
SPINDLE / Spinning
Stamping
For low-to-mid volume axisymmetric parts under 100 units/year
Material Waste
% · Only trim ring discarded in spinning
▲ ADVANTAGE2–5%
20–35%
Tooling Cost
relative · Hard die vs. soft mandrel
▲ ADVANTAGE10× lower
Baseline
Tooling Lead Time
weeks · CNC mandrel vs. hardened die
▲ ADVANTAGE2–4 wks
12–24 wks
Wall Uniformity
mm tol · Stamping thins at corners
▲ ADVANTAGE±0.015
±0.10–0.25
Min Order Qty
pcs · No die amortization required
▲ ADVANTAGE1
500+
Design Change Cost
relative · Mandrel rework vs. full re-tool
▲ ADVANTAGEMinimal
New die required
Cycle Time (high vol)
relative · Stamping wins above ~1,000 pcs/yr
Slower
▲ ADVANTAGEFaster
Spinning Advantages
6/ 7
1/ 7
Research Phase?

Download the Spinning vs. Stamping Spec Sheet

12-page technical brief with tolerance charts, material compatibility matrix, and volume break-even analysis.

Send Us Your Drawing ↗
Response within 1 business day · NDA available on request
RFQ

Send Us
Your Drawing.

DXF, STEP, PDF — any format. We'll review your geometry, flag any formability concerns, and return a firm quote with lead time within one business day.

Part DiameterUp to 2,100 mm OD
MaterialAny ductile alloy
Annual VolumeFrom 1 to 10,000 pcs
Target ToleranceDown to ±0.05 mm
NDA ON REQUESTITAR COMPLIANTAS9100D
SPINDLE RFQ FORMREV A · 2026
Drop drawing here or click to browse
DXF · STEP · IGES · PDF · Max 50 MB
All submissions confidential.
NDA available on request.