Fiber laser cutting machine ACE Laser 4020 1.5 R
for metalsheet metalCNC

Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC
Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC
Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC - image - 2
Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC - image - 3
Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC - image - 4
Fiber laser cutting machine - ACE Laser 4020 1.5 R - Knuth Machine Tools - for metal / sheet metal / CNC - image - 5
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Characteristics

Technology
fiber laser
Material
for metal
Product handled
sheet metal
Control type
CNC
X travel

2,020 mm
(79.53 in)

Y travel

4,050 mm
(159.45 in)

Z travel

100 mm
(4 in)

Laser power

1,500 W

Repeatability

0.02 mm
(0.0008 in)

Overall length

10,340 mm
(407 in)

Maximum width

4,280 mm
(169 in)

Height

2,200 mm
(87 in)

Weight

9,000 kg
(19,841.6 lb)

Load capacity

1,500 kg
(3,306.9 lb)

Description

Product overview
The ACE Laser series offers a fiber laser cutting system engineered for industrial production. Designed for precise cutting, the machines deliver consistent part quality, high productivity, safety and reliability. Comprehensive standard equipment supports efficient and versatile operation across single-piece and series production in electronics, aerospace and automotive sectors.

Highlights
  • Gantry-style construction with high-quality components
  • Complete cutting package including filter extraction system
  • Comprehensive KNUTH service: design, installation, commissioning and maintenance

Product details
  • Gantry construction with dual-side drives and a large working area accommodating common plate sizes
  • Y-axis portal in aluminum die-cast for low weight and high rigidity, providing excellent dynamics
  • Thermal treatment of the welded machine frame to remove production stresses and ensure long-term alignment
  • Precision linear guides designed for minimal maintenance, long-lasting accuracy and high cutting speeds
  • High-precision rack-and-pinion drives on Y and Z axes for reliable positioning
  • Powerful servo motors on all axes for dynamic motion
  • Enclosed machine housing with filter extraction and protective glass windows for operator safety and process observation
  • Automatic shuttle table allows loading/unloading during cutting to minimize downtime
  • Perpendicularity/squareness tolerances for laser cutting according to DIN EN ISO 9013-1

Control & software
  • User-friendly optimized interface for straightforward operation
  • Technology database with cutting parameters and preset cycles for various metals
  • Software tools for efficient job processing and process-parameter selection
  • Solenoid and proportional valves manage gas pressures (adjustable in the control) during cutting

Cutting head
  • High-quality RayTools cutting head with motorized autofocus, integrated collision protection and height control
  • Maintenance-free beam delivery via flexible fiber optic cable for long tool life
  • For higher-power systems, optional BOCI cutting heads are available for high-performance cutting

Laser sources
  • Ytterbium fiber laser (Raycus) with beam power options from 1,000 to 6,000 W; standard configuration shown: 1,500 W
  • Maintenance-free laser source reduces operating and maintenance costs

Technical specifications (tables)
Working area
Table dimensions: 4.000 mm x 2.000 mm
Workpiece weight (max.): 1.500 kg
Axis acceleration X-/Y-axis: 10 m/s²
Axis acceleration Z axis: 5 m/s²

Travels
Travel X-axis: 2.020 mm
Travel Y-axis: 4.050 mm
Travel Z-axis: 100 mm

Rapid feed
Rapid feed: 100 m/min
Change time at cutting table: 12 sec - 17 sec

Accuracies
Positioning accuracy: 0,03 mm/m
Repeatability: 0,02 mm/m

Laser
Fiber laser: 1.500 W
Wavelength: 1,08 ± 10% µm
Beam power max.: 1.500 W
Pulse frequency: 50~5k Hz
Power consumption: 5,3 kW
Supply voltage: AC 380V ± 10%, 50/60Hz, 3xL+N
Cutting capacity in structural steel: 12 mm
Cutting capacity in stainless steel: 4 mm
Cutting capacity in aluminum: 3 mm

Drive capacity
Machine drive capacity X-axis: 1 kW
Machine drive capacity Y-axis: 1,5 kW
Machine drive capacity Z-axis: 0,4 kW

Measures and weights
Overall dimensions (L x W x H): 10,34 m x 4,28 m x 2,2 m
Weight: 9.000 kg

Specifications / technical data
  • Model: ACE Laser 4020 1.5 R
  • Working table: 4.000 mm x 2.000 mm
  • Max workpiece weight: 1.500 kg
  • Travel X / Y / Z: 2.020 mm / 4.050 mm / 100 mm
  • Rapid feed: 100 m/min
  • Change time at cutting table: 12–17 sec
  • Positioning accuracy: 0,03 mm/m • Repeatability: 0,02 mm/m
  • Laser source: Ytterbium fiber laser (1.500 W standard)
  • Cutting capacities: structural steel 12 mm; stainless steel 4 mm; aluminum 3 mm
  • Power consumption: 5,3 kW • Supply voltage: AC 380V ±10%, 50/60 Hz
  • Machine dimensions: 10,34 m x 4,28 m x 2,2 m • Weight: 9.000 kg

Catalogs

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Exhibitions

Meet this supplier at the following exhibition(s):

IMTS 2026
IMTS 2026

14-19 Sep 2026 Chicago (USA - Illinois) Hall South Level 3 - Stand 338012

Other Knuth Machine Tools products

Laser Cutting Machines

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.