Product Details
Directed Energy Deposition 3D-Printing Overview
Guosheng Laser Technology Co., Ltd. has developed the GS-DMLS2000 Sealed-Chamber Laser Cladding DED 3D Printing Equipment, a versatile solution tailored to laser cladding additive technology needs across multiple professional fields and industries.
As a key component of purchase and sales contracts, this equipment holds equal legal effect to the contracts themselves. We provide a complete set of equipment, along with full-life-cycle supporting services including on-site installation, precision commissioning, and customized technical training-ensuring smooth deployment and operation for all users.
In terms of functionality, the equipment enables high-precision laser cladding on part surfaces and flexible 3D structure forming. It is widely applicable to professional scenarios such as university laboratory material R&D (materials science, mechanical engineering), industrial process verification (automotive, aerospace), and high-value component repair (energy equipment, precision machinery). Its stable performance effectively accelerates R&D cycles and improves industrial production efficiency.
For design, manufacturing, and safety compliance, the equipment strictly adheres to multiple authoritative standards: components adopt the International System of Units (SI) to ensure unified and accurate parameters; lasers comply with the JB/T12632-2016 Standard for Fiber Lasers for consistent output; the overall equipment meets ISO and industry-specific standards; electromechanical control systems conform to GB/T5226.1-2016 and IEC standards for long-term reliable operation; and dust and noise emissions comply with DB31/933-2015 and GB12348-2008 standards-creating a clean, low-noise working environment for both laboratory research and industrial sites.
Core Configuration List
| Configuration |
Quantity |
Unit | Manufacturer | Key Remarks |
|
Laser Cladding System |
1 | set | Guosheng Laser |
Matches 2000W laser, including core components such as cladding head and powder feeder |
|
Glove Box |
1 | set | Guosheng Laser |
Made of 304 stainless steel, ensuring inert operating environment |
|
Transition Chamber |
1 | set | Guosheng Laser |
Made of 304 stainless steel, independent vacuum control, with sliding tray |
|
Vacuum Pump |
1 | set |
Feiyue (Domestic) |
Equipped with oil mist filter, pumping speed 16m³/h, can independently control transition chamber vacuum |
|
Water Analyzer |
1 | set |
Avcray (USA) |
Model AF-360P, corrosion-resistant and reusable, measuring range 0-500ppm, accuracy ±1%ppm |
|
Oxygen Analyzer |
1 | set |
Avcray (USA) |
Model AF-360Z, zirconia probe, measuring range 0-1000ppm, accuracy ±1%ppm, resistant to direct air exposure |
|
Circulation System |
1 | set | Guosheng Laser |
Contains 5kg of BASF (Germany) deoxidation material and 5kg of UOP (USA) water absorption material, water/oxygen control < 100ppm |
|
Control System |
1 | set | Guosheng Laser |
Siemens PLC + touch screen, supporting Chinese-English switching, including functions such as axis control, status monitoring and laser cladding control |
|
Smoke and Dust Removal System |
1 | set | Guosheng Laser |
0.3μm high-efficiency filter, Siemens (Germany) 100m³/h circulation fan, integrated and sealed with the main system |
Key Technical Parameters

providing a protective environment, such as air isolation and temperature control
- Dimensions: 1100mm (Length) × 900mm (Width) × 1600mm (Height), steel structure support height 950mm, with universal casters ;
- Material: 304 stainless steel (thickness 3mm), leak rate < 0.05 vol%/h, can maintain pressure of -12mbar ~ 12mbar (default working range: -1 ~ +3mbar) 🔶1-34, 1-38, 1-44, 1-126 to 1-127🔷;
- Core Components: 8-inch butyl rubber gloves (imported from USA, thickness 0.4mm), anti-corrosion hard aluminum alloy glove port (diameter 220mm), 8mm detachable safety tempered glass observation window, 0.3μm filter (with observation window and manual shut-off valve), 220V±10% 50Hz±10% multi-hole power socket, KF-40 standard interface .
Deliver high-power and high-beam-quality laser output
- Operating Mode: Continuous/Pulsed;
- Output Power: 2000W (100% continuous), adjustment range 10%-100%
- Central Wavelength: 1070-1090nm (typical 1080nm)
- Beam Quality (BPP): 0.5-2.5 mm×mrad
- Stability: Short-term (>1h) ±1%-±3%, long-term (>24h) ±2%-±5%
- Optical Fiber Configuration: 15m optical cable, output core diameter 50μm (35/100μm optional), bending radius 200mm
- Cooling Method: Water cooling (water temperature 20-24℃, water pressure 4-5bar, flow rate 20L/min)
- Overall Dimensions: 950×482.6×193.2mm
- Weight: 68±3kg


Providing stable cooling cycle and precise temperature control
- Power supply & rated power: Adopts a 220V/50Hz power supply, with a rated power of 2.8kW.
- Refrigerant details: Uses R32/R410A refrigerant, with a charging amount of 0.3kg.
- Cooling performance: Features a rated cooling capacity of 6.5kW.
- Fluid circulation parameters: Equipped with a flow rate of 12m³/h and a head of 37m, enabling efficient heat dissipation.
- Water tank: Includes a built-in 13L water tank to meet continuous water supply needs.
-
Equipment compatibility: Compatible with G6-G8.5 size substrate equipment.
- Overall Dimensions / Weight: 640 × 420 × 760mm / 640kg
Precisely transmit laser energy and synchronously convey cladding powder
- Interface: Adopts QBH standard interface, enabling quick connection with mainstream laser sources.
- Optical system configuration: Equipped with a 100mm collimation focal length and a 300mm focusing focal length, allowing efficient convergence of laser beams.
- Powder spot adjustment: Has an adjustment range of ∅1.6-∅4mm.
- Laser spot adjustment: Features an adjustment range of ∅1.8-∅5mm (with a laser core diameter of 600μm).
- Adaptability: These adjustment ranges can meet different requirements for cladding width and precision.
- Performance benefits: Helps improve the uniformity and bonding strength of the cladding layer.


precisely convey the specified type of cladding powder through stable flow control & adjustable conveying rate
- Powder storage bins: Equipped with 2 powder storage bins, with a capacity of 6L per bin, which can meet the needs of continuous operation.
- Powder feeding rate: Features a powder feeding rate range of 4-200g/min, with an error of ≤±1%.
- Applicable powder particle size: Compatible with powders of 20-250μm particle size, ensuring uniform and stable powder supply.
- Remote control support: Supports remote control via robot, CNC, or PC.
- Anti-caking functions: Equipped with powder heating and stirring functions to prevent powder caking.
- Overall Dimensions / Weight: 533 × 480 × 1617mmmm / 70kg
Provide precision motion control for multiple axes (typically X/Y/Z axes)
- Effective stroke: Features an effective stroke of 400×400×400mm, covering the processing needs of small and medium-sized metal parts.
- Positioning accuracy: Boasts a positioning accuracy of 0.1mm.
- Repeat positioning accuracy: Offers a repeat positioning accuracy of ±0.05mm, enabling stable control of motion deviation to ensure precise cladding trajectories.
- Maximum processing speed: Has a maximum processing speed of 2000mm/min, balancing efficiency and precision.
- End-axis load: Provides an end-axis load of 35kg, adaptable to various tooling and workpieces.
- Motion strategy: Adopts an incremental motion strategy to achieve uniform coverage of the entire working area.


Achieve atmospheric isolation between the main chamber and the outside through pre-evacuation
- Material: Made of 304 stainless steel.
- Structure: Features a cylindrical design, consisting of two chambers.
- Large chamber dimensions: Measures ∅360mm × 600mm.
- Small chamber dimensions: Measures ∅150mm × 300mm.
- Vacuum performance: Achieves a vacuum degree of ≤-0.1MPa.
- Vacuum monitoring: Equipped with a German Wika vacuum pressure gauge for real-time monitoring.
- Operational benefits: Facilitates efficient workpiece transfer while ensuring stable vacuum performance.
ensure cooling efficiency and the stability of the atmosphere inside the chamber
- Deoxidation material: Utilizes Germany's BASF deoxidation material, with an oxygen absorption capacity of 63L.
- Water absorption material: Adopts USA's UOP water absorption material, with a water absorption capacity of 2.2kg.
- Valve configuration: Paired with Germany's Baode valves to precisely control atmosphere purity.
- Circulation fan frequency control: Features 0-100m³/h frequency conversion control.
- Circulation fan structure: Has a stainless steel pressure-tested structure.
- Filter type: Equipped with a 0.3μm HEPA high-efficiency filter.
- Filter function: The HEPA filter is used to trap micro-impurities.


Centralized-interlocked control enables the preset and real-time adjustment
- Core hardware configuration: Consists of a Siemens PLC + touch screen.
- Language support: Supports Chinese-English bilingual switching for user convenience.
- Axis motion control capability: Can realize axis motion control, including positioning and speed adjustment.
- Full-process status monitoring: Enables full-process status monitoring, covering key parameters like gas purging, oxygen content, and temperature.
- Laser cladding parameter control: Achieves precise control of laser cladding parameters, including laser power and powder feeding amount.
- Automatic pressure relief: Automatically relieves pressure when the system pressure exceeds 12mbar to ensure safety.
Provide quality monitoring and data support for the laser cladding process and finished cladding layers
- The Avcray AF-360Z Oxygen Analyzer, with a measuring range of 0-1000ppm and accuracy of ±1%ppm. Its zirconia probe resists direct air exposure, enabling real-time monitoring of chamber oxygen content, and it connects to the PLC touch screen for data display.
- The Avcray AF-360P Water Analyzer, with a range of 0-500ppm and accuracy of ±1%ppm, features corrosion resistance and cleanable reuse. It also links to the PLC touch screen and supports automatic gas circulation adjustment.
- Together, they ensure precise control of low-oxygen and low-humidity environments critical for DED quality.

Application Fields

When a workpiece surface has defects such as cracks, wear, or local pits, Directed Energy Deposition (DED) equipment can accurately perform repairs. First, the equipment scans and locates the defective areas, then determines the filling path and parameters. After that, a high-energy beam (e.g., laser, electron beam) acts on the workpiece surface according to the preset trajectory, while metal powder or wire is fed into the energy action area simultaneously.
The material melts instantly to form a molten pool, achieving metallurgical bonding with the workpiece substrate. Once the molten pool cools and solidifies, a dense metal layer is formed at the defective site. During the entire process, the equipment ensures the repair layer has uniform thickness and no pores or inclusions through real-time temperature monitoring and path adjustments. Finally, the workpiece surface regains flatness, and its dimensional accuracy and mechanical properties meet operational standards, significantly extending the workpiece's service life.
DED sample printing is based on a digital model. First, it slices the CAD model to generate a layered printing path. During printing, the workbench moves slowly according to the path, and the high-energy beam source continuously outputs energy to melt metal powder or wire point by point, line by line, and layer by layer.
The molten metal solidifies quickly on the substrate or the already formed layer, creating a continuous solid structure. As the number of layers increases, a 3D sample is finally built up from 2D cross-sections. This technology supports various metal materials such as titanium alloys and stainless steel, and can print samples with complex structures like hollow parts and irregular curved surfaces. The printed samples also have high density and excellent mechanical properties. After simple post-processing (e.g., grinding, heat treatment), the samples can meet the needs of prototype verification or small-batch production.

Technical Training Information Table

| Training Module |
Content
|
Mastery Goal
|
| Pre-Installation Preparation | Equipment unpacking, handling, hoisting, and protective measures | Enable operators to master safe operating procedures and equipment storage skills |
| Equipment Fundamentals | Structural analysis, explanation of core components, and physical demonstrations | Enable operators to understand technical principles and operational logic |
| Standardized Installation Process | Step-by-step installation guidance using the laser cladding system as an example | Enable operators to complete equipment installation and configuration without errors |
| Commissioning and Troubleshooting | Commissioning processes, common issues, and solutions | Enable operators to independently resolve issues during the system verification phase |
| Operation Optimization | Parameter monitoring, performance commissioning, and techniques for extending service life | Enable operators to maximize equipment efficiency and durability |
| Maintenance and Diagnosis | Daily maintenance procedures, fault identification, and maintenance methods | Enable operators to proficiently master preventive maintenance and rapid troubleshooting skills |
Warranty and Services
In the face of overseas markets, we implement indiscriminate after-sales service.
Warranty Scope
From the date of shipment, the product provides free warranty for faults caused by material defects and manufacturing process issues. Guosheng has the right to choose to repair or replace faulty components based on the fault situation. For components repaired or replaced during the warranty period, the warranty service is only provided for the original fault.
Technical Support
If the equipment alarms or malfunctions during use, users can contact Guosheng technicians at any time to obtain professional troubleshooting guidance. All equipment maintenance must be performed by Guosheng professionals; users are prohibited from disassembling the equipment by themselves, as unauthorized disassembly will invalidate the warranty.
Repair Return Requirements
Equipment returned for repair must be properly packaged using the original packaging box, with a written description of the fault phenomenon and occurrence scenario. Users must submit a written warranty application within 60 days of discovering the problem; otherwise, the warranty rights may be affected.
Global Market
With high performance and good reputation, our laser machines are widely used across the globe.
north America
USA, Canada, Mexico
South America
Brazil, Colombia, Chile
Europe
Germany, France, Spain, UK, Russia

Northeast Asia
China, Japan, South Korea
Southeast Asia
Indonesia, Vietnam, Malaysia
Oceania
Australia, New Zealand
Customer Service
Pre-Sales Service
During the pre-sales stage, we provide comprehensive support centered around customer needs. First, we engage in in-depth communication to understand the specific challenges and process requirements faced by customers. Subsequently, we tailor customized processing solutions based on these needs, ensuring they precisely align with production objectives to enhance manufacturing efficiency and quality. If customers require further validation, we also offer free sample processing services-we complete the processing in our factory, produce videos demonstrating the entire process and results, and provide comprehensive assurance for customers' pre-purchase decision-making.
After-Sales Service
After-sales service is part of our commitment to ensuring comprehensive support for our customers throughout their usage experience. We provide detailed installation training videos and user manuals in English, covering aspects such as installation, operation, maintenance, and troubleshooting. Additionally, we offer technical support through various channels, including desktop remote assistance, email, phone, WhatsApp, to ensure that customers can promptly receive help and guidance when encountering issues with installation, operation, or adjustments.

Export Packing & Logistics

Non-Wooden Template Material & Structural Requirements
The export packaging of laser cladding equipment strictly complies with international quarantine and transportation standards. It fully adopts non-wooden packaging templates (preferring materials that meet the ISPM 15 International Phytosanitary Standards for Wood Packaging Materials, such as high-density plywood and composite fiberboard) to eliminate the cross-border quarantine risks that may be caused by solid wood materials. The selection of templates must meet the equipment's load-bearing requirements (each template has a static load strength of no less than 1500N/m²), and the joints are reinforced with galvanized steel straps to prevent structural loosening during transportation.
Packing Cushioning, Protection & Labeling Requirements
During packing, an EPE foam cushioning layer (with a thickness of no less than 50mm) is laid between the equipment and the template. Key components (such as the laser head and control cabinet) are additionally covered with waterproof PE bags. The outer wall of the box is clearly affixed with labels in accordance with export requirements (including equipment model, gross weight, center of gravity, and warning signs such as "Handle with Care" and "Keep Dry"), ensuring full compliance with the destination country's import packaging inspection standards.


In-plant Packing Process
The entire packing process of the equipment is carried out in a closed indoor workshop to avoid the impact of rain, snow, and dust during open-air operations. Closed trucks equipped with hydraulic lifting platforms are selected to ensure smooth loading and unloading of the equipment. If non-enclosed truck bodies (such as stake trucks) must be used due to transportation radius constraints, the equipment must be covered with a double-layer rainproof tarpaulin (the outer layer is PVC-coated rainproof cloth, and the inner layer is breathable moisture-proof film) after being loaded onto the truck. The edges of the tarpaulin are tightly fixed with nylon ropes, and the four corners hang down to the bottom of the truck body to prevent rainwater penetration.
Container Fixation Process
After the equipment is loaded into the container, the "three-point fixation" plan is implemented immediately-fixing the template to the container floor via expansion bolts at the bottom; using galvanized steel wires (with a diameter of no less than 8mm) to diagonally pull and fix to the hooks on the side walls of the container at the two sides; and using adjustable pressure rods to prop against the top plate of the container at the top (the contact end of the pressure rod with the equipment is wrapped with a rubber pad to avoid scratching the equipment surface). After fixation, a sway test is required (applying horizontal thrust manually, with the equipment displacement not exceeding 5mm) to ensure no displacement risk during bumpy sea or land transportation.


Full-Process Tracking and Control
Special personnel are assigned to follow up on the logistics process. From the factory shipment, port customs declaration, sea transportation to the destination country's customs clearance, the transportation status (including temperature, humidity, and location information) is recorded at each link. On-site photos are taken and retained at key nodes (such as container loading onto the ship and unloading at the port) to ensure full traceability and minimize the risk of transportation damage

Air Transportation:
Urgent samples/parts

Land Transportation:
Inland/regional delivery

Sea Transportation:
Full units to nearby ports
We offer multiple conveyance options tailored to different logistics needs of laser equipment shipping: Air conveyance primarily handles urgent overseas sample deliveries and small replacement parts; maritime conveyance transports complete equipment units via container ships to ports near our customers' locations; meanwhile, overland conveyance supports inland distribution-delivering equipment from ports or airports directly to customers' facilities, which is ideal for regional shipments.
Certifications & Industry Compliance
Certifications
Xi'an Guosheng Laser Technology Co., Ltd. holds a comprehensive suite of certifications validating our commitment to global standards and operational excellence:
- European Market Access: CE certification (issued by EU-accredited body UDEM in 2024) enables seamless market entry for key equipment, ---meeting stringent EU safety and performance directives.
- Quality Management: ISO 9001:2015 certification ensures systematic control over manufacturing processes and product consistency.
- Environmental Management: ISO 14001:2015 certification demonstrates our adherence to sustainable production practices and environmental responsibility.
- Occupational Health & Safety: ISO 45001:2018 certification guarantees a secure working environment for employees and partners.

CE certification

EMC Report

MD Report

ISO 9001:2015

ISO 14001:2015

ISO 45001:2018

ZL 2020 2 2487471.3

ZL 2020 2 1078661.3

ZL 2020 2 1078640.1

Certification Of Green Low Unit

Certification of Carbon Neutrality Demo Unit

Certification of AAA - Level Quality Service Integrity Unit

Certification of AAA - Level Integrity Operation Demo Unit

Certification of AAA - Level Quality Service Integrity Unit

Certification of AAA - Level Integrity Supplier Unit
Technical Leadership in Laser Cladding
Our laser cladding processes achieve industry-leading precision and durability, meeting the most demanding standards of aerospace and defense sectors:
- Aerospace-Grade Precision: Coatings demonstrate micron-level accuracy and metallurgical bonding, critical for turbine blades, hydraulic components, and structural repairs in aircraft.
- Defense-Compliant Reliability: Equipment and processes satisfy rigorous material performance criteria, including extreme temperature resistance (-50°C to 1000°C), fatigue resistance under cyclic loads, and corrosion resistance in saline/harsh environments.
- Advanced Material Capabilities: Mastery of high-performance alloys (e.g., Inconel 718, Stellite 6, WC-Co composites) ensures tailored solutions for wear, heat, and corrosion challenges across mission-critical applications.
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Frequently Asked Questions

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