Manual and automated hot stamping numbering heads provide a reliable solution for marking serial numbers on plastic parts. These tools use heat and pressure to transfer characters onto the plastic surface, ensuring a clean and permanent mark.

Manual Hot Stamping Numbering Head - Model 130H

Designed for smaller-scale or occasional marking needs, manual hot stamping heads are user-operated and offer precise control. They are ideal for low-volume production or customization tasks, providing flexibility and affordability.

Automated Hot Stamping Numbering Head - Model 123H

For high-volume or repetitive marking applications, automated hot stamping numbering heads deliver efficiency and consistency. Integrated into production lines, these heads can handle large quantities with minimal downtime, ensuring uniform marking across all parts.

Both options are customizable to meet specific requirements, such as font size, character arrangement, or serial progression, ensuring versatility and high-quality results for marking on plastic components

Hot Stamping Numbering Heads

Technical guide to Model 130H & 123H.

Custom Designed

Selections required for manual numbering head

Mounting Style

  • Press shank – size of the round or square shank and the length. Standard size is 1” diameter by 2” long
  • Dovetail mount – please provide length across dovetail, or machine model this tool will be used in
  • Flat top mount with tapped holes. CMT can provide the recommended design during the approval process.

Character Size

  • Metric or Inches for each characters
  • Remember it is easy to overestimate character size

Number of WHeels

  • Number of wheels in the numbering head - automatic and manually indexed
  • The tooling design may containa suffix or prefix type holders

Wheel Readings

  • The standard, and most common, readings are figures 0 through 9.
  • The wheels may be designed with 10,12, or 14 station wheels.
  • Each station is engraved with character. They may be different or the same (repeated).

Actuation Method - For Model 123H

  • Pneumatic cylinder
  • Mechanical trip bar

Heat Control

  • Tempswitch
  • J-Wire Thermocouple
AUtomatic Hot Stamping Numbering Head

Technical Specifications

Model 123H Columbia Marking Tools Numbering Head
  • Solid Frame - designed and manufactured to fit wheel in customer configuration.
  • Extra wide CMT proprietary cam design.
  • Large shaft design to meet extra marking force for indention marking.
  • CMT patented pawl design – to allow for easy setup in either direction.
  • Double pass engraved (NOT EDM)
  • Wheels made of Ampco Bronze
  • Wheels engraved with 45 Degree engraving angle
  • Wheels engraved with Sharp face character
  • Wheels have Gothic standard (San Serif) font for quick easy reading
  • Extra wide CMT proprietary cam design

Numbering Head Links