Manufacturer profile

RpProto

Xiamen, China · Vacuum casting ↗

Xiamen prototype manufacturer built around vacuum casting, adding PolyJet and SLA printing, CNC, sheet metal and molding.

Max size: 500×500×500 mm ↗
Tightest tolerance: ±0.01 mm ↗CNC machining
Fastest lead time: 48 hours ↗
MOQ: CNC machining: 1 piece; varies by process ↗

Manufacturer website ↗

RpProto factory — Image from the manufacturer’s website ↗

Overview

Services

Offers vacuum casting, CNC machining, sheet metal, 3D printing and injection molding / rapid tooling. Listed finishes include anodizing, powder coating, electroplating, polishing and bead/sand blasting. ↗

Quality control

Inspection equipment listed includes CMM, Zeiss, profile projector, roughness tester and XRF/spectrometer. ↗

Delivery

Takes prototypes, low-volume runs and mass production. Lead times from 48 hours. ↗ ↗

Processes ↗: Vacuum casting
CNC machining
Sheet metal
3D printing
Injection molding / rapid tooling
Materials ↗ ↗: Aluminum 6061/7075
Stainless steel 304/316
Carbon/alloy steel
Titanium
Brass
Copper
ABS
PC
POM
PEEK
Nylon/PA
PMMA
PP
PE/HDPE
PVC
TPU/TPE
Silicone/LSR
Resin (3D printing)
Carbon fiber
Industries ↗: Aerospace
Automotive
Medical
Consumer electronics
Industrial equipment
Certificates (listed on site) ↗: ISO 9001

Photos

From the manufacturer’s website ↗

About RpProto

What they do

RpProto is a vacuum casting manufacturer in Xiamen, operating 14,000 m² of floor space. It also lists CNC machining, sheet metal, 3D printing, injection molding and rapid tooling as services; materials include ABS, aluminum, brass, copper, nylon, PEEK. It quotes prototype, low-volume, mass production work for aerospace, medical, automotive, robotics, consumer electronics. ↗ ↗ ↗

What’s different

Lists an SLA max build volume of 500×500×500 mm. ↗
Less common processes on its pages: PolyJet. ↗
Uncommon materials named: AlSi10Mg. ↗

Full specifications

Values as stated on the manufacturer’s website. The link icon next to a value opens its source page.

Capabilities
Max axes	5-axis
Max part size	500×500×500 mm (SLA max build volume; CNC max not stated)
Tightest tolerance	±0.01 mm (CNC machining)
Equipment list	Not stated
Materials & finishing
Material grades	Aluminum 6061/7075; Stainless steel 304/316; Carbon/alloy steel; Titanium; Brass; Copper; ABS; PC; POM; PEEK; Nylon/PA; PMMA; PP; PE/HDPE; PVC; TPU/TPE; Silicone/LSR; Resin (3D printing); Carbon fiber
In-house surface finishes	anodizing, powder coating, electroplating, polishing, bead/sand blasting, passivation, painting, electropolishing, vapor smoothing, heat treatment
Quality control
Inspection equipment	CMM, Zeiss, profile projector, roughness tester, XRF/spectrometer
Reports available (FAI, PPAP, material certs)	FAI
Volume & lead time
Best-fit batch size	prototype/low-volume/mass production
MOQ	CNC machining: 1 piece; varies by process
Rush lead time	as fast as 48 hours
Prototype lead time	3–5 business days
Production lead time	Not stated
Other
Industries served	Aerospace; Automotive; Medical; Consumer electronics; Industrial equipment
What’s different	Lists an SLA max build volume of 500×500×500 mm. Less common processes on its pages: PolyJet. Uncommon materials named: AlSi10Mg.
Founded	Not stated
Certificates (listed on site)	ISO 9001
City	Xiamen, China

Sources

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