Model referenceDiscontinued by manufacturer
SLM Selective Laser MeltingAr

3D Systems ProX DMP 320 — Technical data

The ProX DMP 320 was the production machine of the ProX DMP generation and the forerunner of today's DMP 350 platform. A 500 W fibre laser builds on a 275 × 275 mm footprint, and the machine works under argon with a scraper as recoater. Removable build modules already allowed quick material or job changes. Approved materials were mainly titanium alloys (Gr1, Gr5, Gr23), Ni718 and 316L. The old product page now redirects to the DMP Flex 350; documentation is only available in the support portal.

On the used market the 320 can be an inexpensive alternative to the Flex 350 if its condition is right. Check laser hours, scanner and optics, filter system, maintenance logs and the build modules included. The controller originally ran on Windows 7 – clarify whether updates and a current software environment are available, as well as future spare parts supply from 3D Systems.

275 mm275 mm420 mm
MaterialsTitanium CPTi6Al4VInconel 718316L

How many fit in one build job?

Material
Part (bounding box)
××mm
One layer on the build platform.
–Parts per build job
–Build jobs for the quantity
–Build volume utilisation
275 mm275 mm420 mm
Approximation using the bounding box and 0.5 mm spacing. Real nesting of free-form parts usually fits more.

1 · Buy

Matching used machines for this material and build volume.

2 · Let us search

Nothing suitable? We will search for you – or get an e-mail as soon as a matching machine comes in.

3 · Have parts printed

Not worth your own machine? We produce your parts – request from the LayerByLayer 3D printing service.

Buy or have it printed? For small or changing quantities, having parts printed is often cheaper than your own machine. If you regularly fill many build jobs, your own machine pays off.

Specifications

Dimensions2350 × 2300 × 2300 mm (W × D × H, unpacked)
Recoaterdoctor blade
Compressed Air4–8 bar
Weightapprox. 4700 kg (unpacked)
Inert Gasargon, 1.5–4 bar
Smallest Structure Size100 µm
MaterialsLaserForm Ti Gr1, Ti Gr5, Ti Gr23, Ni718, 316L
Powder Handlingmanual filling; external recycling station optional; interchangeable build modules
Layer Resolutionadjustable, presets 30 and 60 µm
Build Envelope in mm (x/y/z)275 × 275 × 420 mm (2017 spec sheet; 2018 spec sheet: 275 × 275 × 380 mm)
Precision± 0.1–0.2 %, at least ± 50 µm
Laser TypeFiber laser, 1 × 500 W, 1070 nm
SoftwareDMP Software Suite (Windows 7, 64-bit); per 2018 spec sheet additionally 3DXpert
Power Supply400 V, 10 kVA, three-phase

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All information according to manufacturer specifications, errors excepted.

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