Metal 3D printing machine LM-M400

steelaluminum alloyfor titanium alloys

Product overview
TH-M400 metal additive manufacturing system with a build chamber of 406×406×450 mm. Configurable with single, dual or four lasers; capable of processing titanium alloys, aluminum alloys, high-temperature nickel-based alloys, mold steel, stainless steel and cobalt‑chromium‑molybdenum for direct manufacturing of large, high-precision, high-performance parts used in aerospace, tooling and industrial applications.

Product attributes

• Commodity name: Metal Forming（LM-M400）
• Model: TH-M400
• Commodity ID: 1475857007683194880

Features

• Proprietary process software optimizes scan paths to reduce build time.
• Configurable laser options: single, dual or four lasers; peak build rate up to 140 cm3/h (four-laser).
• Metal printing density >99.5%; mechanical property variation <5%.
• Z-axis closed-loop scale control with accuracy up to 5 μm.
• Three-stage filtration with cartridge blowback cleaning; optional permanent cartridge available.
• High-precision scanning system; build cylinder and powder-spreading carriage driven by servo motors for accurate motion control.
• Build cylinder fitted with high-precision scale and dedicated calibration software using proprietary algorithms to ensure part accuracy.

Specifications

• Model: TH-M400
• Machine footprint (L×W×H): 3440 × 1270 × 2500 mm
• Forming (build) cylinder dimension: 406 × 406 × 450 mm
• Available laser configurations: single / dual / four lasers
• Laser power (typical four-laser): 4 × 500 W
• Scanning speed: 4 × 7 m/s
• Laser spot diameter: 70–120 μm
• Powder layering thickness: 20–120 μm
• Maximum forming speed: up to 140 cm3/h (four-laser)
• Supported materials: titanium alloys, aluminum alloys, high-temperature nickel-based alloys, mold steel, stainless steel, cobalt-chromium-molybdenum, high-strength steel, die steel
• Preheating temperature range: 20–200 ℃
• Atmosphere control: oxygen ≤100 ppm; protective gas: Nitrogen or Argon
• File/data format: STL or other conversion formats
• Software: TH-3Dprint (Tianhong proprietary)
• Electrical requirement / power consumption: 380 V, 34 kW
• Weight: approx. 4.2 t