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Ring Engraving Machine

Aczet's CPM-R Finger Ring needle marking machine is specially designed for the marking of finger rings and bracelets. It is able to mark the inner and outer ring of finger rings and bracelets. 

Product Features: 

  • Compact design takes up a small working space, ultra-low power consumption of 75Kw.  Suitable for space constrained retail shop space and jewellery factories. 
  • WINDOWS based engraving software is wholly developed by Aczet. CMark features are easy to use, fully functional. CMark uses all WINDOWS based TrueType fonts. Supports bold, italic, underlining engraving. Able to read monochrome BMP images. 
  • Minimum height of 0.5mm for English characters, 1mm for Chinese characters. 
  • Uses 9 azimuth positioning system, to ensure a high degree of engraving accuracy. 
  • Adjustable engraving intensity and depth of up to 0.3mm or more. 
  • Repeatable engraving with repeat accuracy of up to 0.01mm and no ghosting effect. 
  • High brilliance shiny finishing for marked out designs with no additional polishing.


  • Very easy & convenient to use.
  • Create your own fonts.
  • Ideal for Jewelry Showroom & Gift Centers.
  • User friendly software.
  • Compact & Space Saving.
  • No hidden Maintenance Cost.


  • Technical Data
  • Download
Model C - Mark CPM - R
Min. Character Size 0.5 mm to 15 mm
Size Per Dot 0.08 - 0.15 mm
Marketing Depth 0.05 - 0.50 mm
Rotary Mark 360º
Marking Type Inside / Outside finger ring marking
Inside Ring Size Marking 12-70 mm
Outside Ring Size Marking 15-85 mm
Ring Width 20 mm
Font Windows based Fonts
Pictures 1. Create own fonts (bmp)
2. Import Single Colour bmp simple pictures
3. Create logo (bmp)
Software C mark
Power Supply AC 220V (110V option) 50-60Hz
Power consumption 75W
Power Dimension 350(L)* 200(W)* 240(H) mm
Weight 10 kg
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