GF Machining Solutions Metal Additive Manufacturing

GF Machining DMP Flex 350 Triple

$750,000 – $1,100,000 Updated 2026-03-19

Key Specifications

Repeatability

Δx (3σ) = 60 μm, Δy (3σ) = 60 μm, Δz (3σ) = 60 μm

Build Volume (Standard)

275 x 275 x 420 mm (includes build plate)

Build Volume (Expanded)

350 x 350 x 350 mm (configurable)

Laser Type

Fiber laser, 3 x 500 W (full-field, dynamic focusing)

Laser Wavelength

1,070 nm

Layer Thickness

Adjustable, min 5 µm; typical 30, 60, 90 µm

Overview

The GF Machining Solutions DMP Flex 350 Triple is the highest-performance variant of the DMP Flex 350 platform, equipped with 3 x 500 W fiber lasers delivering maximum build speed for production-grade metal additive manufacturing. The Triple configuration offers a unique advantage: a configurable build volume that can operate at either 275 x 275 x 420 mm or an expanded 350 x 350 x 350 mm, giving manufacturers flexibility to optimize for part height or build plate area.

All three lasers feature dynamic focusing and full-field capability, meaning each laser can process any point across the entire build area simultaneously. This unrestricted parallelization delivers build time reductions approaching 3x compared to the single-laser DMP Flex 350 on large, dense builds — transforming what was once an overnight job into a same-shift delivery.

The Triple variant maintains the same vacuum-based atmosphere (< 25 ppm O₂), layer thickness adjustability (5–90 µm), and dimensional accuracy (±0.1–0.2%) that define the DMP platform. The expanded 350 x 350 mm build plate option is particularly valuable for aerospace structural components and large medical devices that exceed the standard 275 mm footprint.

Positioned at the top of the DMP Flex lineup, the Triple configuration targets production environments where metal additive manufacturing must compete with traditional manufacturing on both quality and cost-per-part. The combination of triple-laser speed, vacuum atmosphere quality, and build volume flexibility makes it a compelling platform for series production of high-value metal components.

Full Specifications

Parameter	Value
Build Volume (Standard)	275 x 275 x 420 mm (includes build plate)
Build Volume (Expanded)	350 x 350 x 350 mm (configurable)
Laser Type	Fiber laser, 3 x 500 W (full-field, dynamic focusing)
Laser Wavelength	1,070 nm
Layer Thickness	Adjustable, min 5 µm; typical 30, 60, 90 µm
Minimum Feature Size	200 µm
Minimum Wall Thickness	150 µm
Dimensional Accuracy	±0.1–0.2% with ±100 µm minimum
Positional Repeatability	Δx, Δy, Δz = 60 µm (3σ)
Atmosphere	< 25 ppm O₂ vacuum-based
Compatible Materials	Titanium, aluminum, steel, cobalt-chrome, nickel, copper, refractory alloys
Machine Dimensions (W X D X H)	2,370 x 2,400 x 2,869 mm
Machine Weight	4,200 kg
Machine Dimensions	2370 x 2400 x 2869 mm (DMP Flex 350 in printing condition)2370 x 2400 x 3470 mm (DMP Factory 350 in printing condition)
Machine Weight	4200 kg
Laser Type	1 or 2 or 3 x 500 W / Fiber laser
Laser Wavelength	1070 nm
Layer Thickness Range Preset	Adjustable, min. 5 μm, typical: 30, 60, 90 μm
Build Envelope	275 x 275 x 420 mm (height inclusive of build plate) – DMP 350 Single / Dual / Triple laser350 x 350 x 350 mm - DMP 350 Triple laser
Material Deposition	Soft blade recoater
Minimum Feature Size	200 μm
Minimum Wall Thickness	150 μm
Accuracy	± 0.1-0.2% with ± 100 μm minimum
Repeatability	Δx (3σ) = 60 μm, Δy (3σ) = 60 μm, Δz (3σ) = 60 μm

Specifications sourced from gfms.com — verified 2026-03-28

Strengths & Limitations

Strengths

Three 500 W lasers with full-field overlap deliver up to 3x build speed versus single-laser model
Configurable build volume (275x275x420 or 350x350x350 mm) adapts to diverse part geometries
Dynamic focusing on all three lasers ensures consistent quality across the full build area
Vacuum atmosphere (< 25 ppm O₂) maintains premium material properties at maximum throughput
Same precision and repeatability as single-laser model despite triple the processing power
Production-viable economics for series manufacturing of high-value metal components

Limitations

Highest capital investment in the DMP Flex 350 family
Triple-laser optical system calibration and maintenance is more complex and costly
Diminishing speed returns on small parts or sparse builds where three lasers cannot fully parallelize
Same machine footprint as single/dual variants — no build volume increase in standard configuration

Best For

Production-grade aerospace metal additive manufacturing requiring maximum throughput Large medical implant and device production on the expanded 350 x 350 mm build plate Series production of high-value metal components where cost-per-part drives ROI Contract manufacturers and service bureaus competing on delivery speed and capacity Automotive and energy sector applications with dense, large-area build requirements

Frequently Asked Questions

01 When should I choose the Triple over the Dual?

The Triple is justified when build speed is a primary production bottleneck and your typical builds are dense enough to keep all three lasers productive. If most builds are small or sparse, the Dual may offer better value since the third laser's contribution diminishes on layouts that cannot be fully parallelized.

02 What is the benefit of the 350 x 350 mm build volume option?

The expanded 350 x 350 x 350 mm build volume accommodates larger parts and more parts per build plate compared to the standard 275 x 275 mm footprint. This is particularly valuable for aerospace structural brackets, large medical devices, and batch production of smaller components on a bigger plate.

03 How does dynamic focusing work with three lasers?

Dynamic focusing adjusts each laser's focal point in real-time to maintain optimal spot quality across the entire build area, even at the edges where fixed-focus systems lose precision. With three lasers, dynamic focusing ensures all three maintain consistent melt pool characteristics regardless of their scan position.

04 Can the Triple configuration use the same materials as the single-laser model?

Yes. All DMP Flex 350 variants use the same LaserForm material parameters and support the same alloy families. The triple-laser configuration uses optimized scan strategies for multi-laser operation but produces equivalent material properties.