CVM Technology

Next-Generation Powder Feeding System

CVM (Clogged Vibration Method) is an advanced powder feeding technology designed to provide a highly stable powder feed rate, long service life, and a wide feed-rate range. The system supports both gravity-fed powder delivery and gas-assisted direct powder feeding in DED processes. CVM technology is integrated into the built-in feeders of MX-Lab and is also available in stand-alone powder feeding systems such as PCM (Powder Control Module) Multi/Single.

Material: Ti-6Al-4V (Unit: g/min)

*Based on PCM-Multi

CVM (Clogged Vibration Method) type powder feeder
  • Feeds multi materials at the same time
  • Gradually adjustable powder feed rate
  • Not affected by metal powder ductility or shape
  • Gravity / direct feeding available
  • Impressively stable powder feed rate
Ti Powder Feeding Test for 7 hours (Target Value: 0.03 g/min)
  • 0.05
  • 0.04
  • 0.03
  • 0.02
  • 0.01
  • 0

* The test was executed using an MX-Lab machine.

PCM Series (Powder Control Module)

Accurate CVM Powder Feeding Device
Stand-alone and integrated system
  • Easy installation
  • Very small amount of powder can be supplied
  • Precise powder volume control & material micro-volume control
  • Patented powder feeding method & Unique feedback system
  • Unique feedback system : RTF (Real-Time Feedback)
Automatic Zoom Optics

PCM-Multi

Multi Material Fabrication
  • Hexa-powder feeding system (Max. 6 hoppers)
  • Real-time feedback control
  • Feeding rate range: 0.05~20.0 g/min (based on Ti-6Al-4V)
  • User-configurable mixture proportions for alloys
  • Minimum quantity powder control
  • Convenient storage unit
User Friendly Interface

The newly developed PCM can supply powder stably and accurately with real-time feedback control


PCM-Single

Suitable for Mass Production
  • Single-powder feeding system (1 hopper)
  • Real-time feedback control
  • Feeding rate range: 0.5~10.0 g/min (based on Ti-6Al-4V)
  • Continuous quality control function
  • Steady material supply
  • High-capacity hopper

PCM-Mini

Suitable for High entropy alloys (HEAs) research
  • Hexa-powder feeding system (Max. 6 hoppers)
  • Feeding rate range: 0.03~2.0 g/min (based on Ti-6Al-4V)

Technical Data

Technical Data: PCM-Multi, PCM-Single
  PCM-Multi PCM-Single PCM-Mini
Feeding Rate (g/min) 0.05~20.0 (based on Ti) 0.5~10.0 (based on Ti) 0.03 ~ 2.0 (based on Ti)
Powder Hopper Volume (Liter) 1 (per hopper) 2.6 0.42 (per hopper)
The Number of Feeder Standard 2(Max. 6) 1 Max. 6
Feedback System Sampling Sampling RTF
Dimension (mm) 800 x 920 x 1370 293 x 376 x 1260 500 x 500 x 1450
Communication Protocols RS485 RS485 / Analog signal (0~10V) None
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