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L7-2000 High-Precision Fiber Welder

The L7-2000 Laser Welding Machine is a state-of-the-art system designed to provide high-quality welding with precise control. This machine uses fiber laser technology to perform fine and accurate welding on various materials, making it ideal for industries that require high precision and speed. The L7-2000 model is particularly popular in industries such as aerospace, automotive, electronics, and precision manufacturing.
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Product Overview

The L7-2000 Laser Welding Machine (DWK Machine Tool) is a state-of-the-art system engineered for high-precision, high-volume welding, powered by 2000W fiber laser technology. It features an industrial chiller cooling system for heavy-duty operation, continuous/pulse welding modes for flexibility, and a maximum welding speed of 5m/min—making it ideal for industries like aerospace, electronics, and jewelry manufacturing. With broad compatibility for stainless steel, aluminum, and copper, the L7-2000 delivers flawless welds with minimal heat-affected zones (HAZ), meeting the strictest quality standards.

L7-2000 Laser Welding Machine


Welding Power

2000W

Laser Type

Fiber Laser

Cooling System

Water-cooling system

Welding Mode

Continuous or Pulse Welding

Welding Speed

High-speed (up to 5 meters per minute)

Cooling Method

Industrial Chiller

Welding Materials

Stainless Steel, Aluminum, Copper, and more

Power Supply

220V ± 10% 50/60Hz

Control System

Intelligent CNC Control

Size

Compact and portable

Weight

Lightweight, easy to handle


Key Features & Benefits

2000W Fiber Laser for Deep Penetration

The 2000W fiber laser power provides exceptional deep penetration, enabling the L7-2000 to weld thick materials (up to 8mm) with strong, uniform joints. This is critical for aerospace and automotive parts that require structural integrity.

Industrial Chiller Cooling System

Unlike basic water coolers, the industrial chiller cooling system maintains a constant temperature even under high loads (e.g., 8-hour continuous welding). This ensures laser stability, reduces component wear, and supports 24/7 production schedules.

Continuous/Pulse Welding Modes

The L7-2000 offers continuous welding mode for high-volume tasks (e.g., sheet metal production) and pulse welding mode for delicate work (e.g., jewelry or electronics). This versatility eliminates the need for multiple machines.

5m/min High Welding Speed

With a maximum speed of 5m/min, the L7-2000 outperforms traditional welders by 3-4x. This cuts production time for high-volume orders (e.g., automotive parts) while maintaining precision—no trade-off between speed and quality.

Intelligent CNC Control System

The intelligent CNC control allows operators to store custom parameters (e.g., power, speed) for recurring tasks. It also includes real-time monitoring (e.g., temperature, weld depth), enabling instant adjustments to avoid defects.

Copper Welding Capability

Unlike many laser welders, the L7-2000 efficiently welds copper (a challenging material due to high thermal conductivity). This makes it indispensable for electronics (e.g., circuit board connectors) and electrical component manufacturing.

Enhanced Safety Features

It includes overheating protection (auto-shutdown if temperatures spike) and an enclosed laser chamber to block harmful radiation. These features comply with global safety standards, protecting operators and reducing liability.


Application Industries

Aerospace Components

The L7-2000’s precision and low HAZ make it ideal for aerospace components (e.g., aluminum alloy frames). It meets aerospace-grade quality requirements, ensuring welds withstand extreme conditions.

Jewelry Manufacturing

For jewelry manufacturing, the pulse welding mode delivers micro-welds on gold, silver, and platinum—no damage to delicate designs, and minimal post-polishing needed.

Automotive Precision Parts

High-volume automotive precision parts (e.g., sensor housings) benefit from the 5m/min speed, as the L7-2000 can handle thousands of units daily without sacrificing quality.

Electronics Miniature Welding

In electronics manufacturing, it welds small components (e.g., copper wires, microchips) with sub-millimeter precision, avoiding damage to nearby circuits.

High-Volume Metalworking

Large metalworking facilities use the L7-2000 for pipe welding, sheet metal fabrication, and structural parts—its industrial chiller and high speed support non-stop production.


Product Quality Control

DWK Machine Tool subjects the L7-2000 to rigorous quality checks to ensure reliability:

Industrial-Grade Component Testing: All parts (e.g., laser diode, chiller compressor) are sourced from certified suppliers and tested for 1,000 hours of operation.

System Integration Testing: After assembly, the machine undergoes 24-hour stress tests (continuous welding at maximum load) to identify weak points.

Quality Certification: Each L7-2000 is certified to meet ISO 9001 (quality management) and CE (safety) standards, ensuring compliance with global markets.


FAQ

Why is the L7-2000 suitable for copper welding?

Its high-power fiber laser and optimized pulse mode overcome copper’s high thermal conductivity, delivering consistent welds without melting or warping—unlike standard laser welders.

Can it operate 24/7?

Yes. The industrial chiller cooling system and durable components support 24/7 operation, making it ideal for high-volume factories.

What is the minimum material thickness it can weld?

It can weld materials as thin as 0.2mm (e.g., jewelry or electronics), thanks to the pulse welding mode’s precise heat control.

Does DWK provide after-sales support for the L7-2000?

Yes. DWK offers comprehensive after-sales support, including on-site installation, operator training, and 1-year warranty for core components (laser source, chiller).


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DWK Machine Tool (Tianjin) Co., Ltd. is a technology-driven enterprise specializing in the research, development, and production of bending machines and other metal forming equipment.

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