VoluFab
Case Studies

From 1.2m parts to full vehicles

Selected projects from INLONG's 300+ industrial customers — each validated through material selection, process tuning and finishing.

Power Inspection Robots

Robot housings (one-piece, up to 470mm)

PET-CFUp to 470 × 290 × 163 mm
Challenge

CNC housings costly, poor material yield

Cost −30%+, stable 30 sets/month, 24/7 production

Aviation · Airport Gangway Plate

Gangway plate, 200kg+ load

PET-CF1300 × 375 mm
Challenge

Original aluminum+molded+carbon wrap 15kg+, needs weight cut

Lightweight FDM replacement, strength validated, 2-week delivery

Aerospace · Ground Simulator

Simulator hatch (outer/mid/inner panels)

PPS-CF (inner) · PET-GF (others)Up to 1.4 × 1.1 m · 24 kg total
Challenge

Metal fabrication difficult, quoted ¥50–100k

¥50–60k, delivered in 20 days incl. painting & install

Research · Superconducting Ring

“Mini-sun” closed ring track, ~15m perimeter

PET-CF1.4 × 1.1 m parts, spliced to 4–5 m wide
Challenge

CNC quoted ¥1M+, 6-month lead time

¥200k in 1 month — 12 segments joined with metal wire

Flying Cars

Full vehicle, 130+ parts (body/interior/frame)

PET-CF200×120 to 1000×500 mm
Challenge

Low-volume full vehicle, no tooling viable

Quoted in 1 day, full vehicle delivered & test-flown in 28 days

Auto Modification

One-piece custom racing seat

PET-CF50% infill
Challenge

Carbon-wrap 8–10 days, ¥30k, required joining

3–4 days, 40% lighter, half the cost of carbon-wrap

Off-road Bumpers

One-piece bumper with winch & sensor integration

PET-CF30% lattice infill
Challenge

Steel bumper 28kg; joining caused stress risers

25% lighter with impact strength; extends to fenders, wings, underbody

Electrical · Impeller

In-house impeller, 270mm class

PAHT-CF + 退火270 × 270 × 110 mm
Challenge

PET-CF deformed within 1h at 70–80℃

PAHT-CF + annealing met heat needs; 34 pcs in 7 days

Marine · USV Catamaran

USV catamaran float

PET-CF1100 × 150.3 × 183 mm
Challenge

Low-volume complex floats, costly to tool

On-demand printing, zero tooling cost

Automotive Tooling

Windshield assembly jig

PET-CF2.4mm walls · up to 1234mm long
Challenge

Large thin-wall jig, slow metal fabrication

One-piece FDM delivery with assembly-level precision

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