FF-M420 SLM Metal 3D Printer
Eight-laser SLM metal 3D printing technology, combined with the LFPT bidirectional powder spreading system, significantly boosts production efficiency by up to 300%.
Intelligent dynamic seamless splicing technology enhances multi-laser printing consistency, ensuring both high precision and excellent forming quality for large parts.
High-rigidity mechanical structure design effectively improves equipment stability and reduces factory space utilization costs.
Suitable for large metal parts, medium-to-high volume production, and intelligent manufacturing, meeting industrial-grade metal additive manufacturing demands.
Permanent filter element design eliminates the need for consumable replacements, reduces equipment maintenance costs, and enhances long-term operational reliability.
Better Quality
• Stable optical system
• Powder circulation system for convenient mass production
Fast Setup
• No wasted filter cartridges, reduced powder consumption
• Layout and data processing completed within 5 minutes
• Bidirectional powder spreading
Safer
• Perfected production process, safe and reliable
• Equipped with a camera for remote monitoring
• Strong stability, easy installation

FastLayer Software
FastLayer is an independently developed metal 3D printing slicing software, optimized for SLM metal 3D printers and applicable to dental and industrial precision designs, with over eight years of development.
The software automatically completes model layout, slicing, and laser scan path planning, requiring only one click to prepare for printing. Users can also customize the print platform, adjust model position, orientation, and add annotations to enhance the efficiency and operational convenience of metal 3D printing.
Rapid Manufacturing
The interface is clean with clear logical layouts and offers a variety of tools and features.
This software is easy to operate, with a streamlined workflow and intuitive controls, allowing users to easily initiate and complete printing tasks.
Camera Integration
The built-in print monitoring camera allows real-time observation of the metal 3D printing process, making it easy for operators to monitor equipment status, reducing the need to open the equipment for inspection, and minimizing interruptions during laser operations, thereby enhancing operational convenience and safety.

Print Log
The print log feature records all printing process data, allowing easy access to all print records, aiding maintenance personnel in analysis and troubleshooting, and further improving the quality of metal powder printing.

Product Specifications
| Item | Specification |
|---|---|
| Forming Size | 420mm x 380mm x 370mm (L x W x H) |
| Dimensions | 2350 × 1050 × 2600 mm (L × D × H) |
| Equipment Weight | 1700kg (four lasers), 1770kg (eight lasers) |
| Layer Thickness | 20μm - 150μm |
| Coater Type | Flexible Coater |
| Number of Lasers | 4 - 8 (optional) |
| Laser Power | 500 W |
| Power Requirements | Three-phase four-wire AC 380V±10% / 50Hz, line load capacity ≥40A (dual laser) / 63A (four lasers), grounding resistance requirement: <4Ω. |
| Average Power Consumption | 8 kW (four lasers), 12 kW (eight lasers) |
| Maximum Power Consumption | 16 kW (four lasers), 22 kW (eight lasers) |
| Protective Gas | Nitrogen, Argon |
| Powder Spreading Method | Top powder feeding, bidirectional spreading |


