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Dot peen marking technology allows manufacturers to automate the direct part marking process, ensuring 100% reliable part traceability. Dot peen marking systems from Pannier give you the ability to place high quality marks on your products consistently and quickly, allowing you to be more productive.

  • Marks are fast and error-free
  • Stamp on rough or uneven surfaces
  • Mark 2D Data Matrix codes for greater product traceability
  • Carbide marking pins make permanent marks even on the hardest metals
  • Integration is easy: data can be received automatically from a PLC, host system, bar code scanner, or spreadsheet

Why choose dot peen marking?

By upgrading to dot peen marking, manufacturers can increase production throughput and reallocate valuable labor resources. They also enjoy downstream benefits from highly legible and accurate product marks, eliminating the need for rework, scrap, or lab testing due to improper product identification.

Compare Dot Peen to Other Part Marking Methods

Dot Peen Marking

  • Low-stress indenting
  • Programmable for fully automated, real-time marking
  • Adjustable marking depth for light or deep marks
  • Can mark through coatings, films, or scale on part surfaces

Hand Stamping

  • Time consuming
  • Prone to errors and the need to re-mark
  • Can cause worker injuries
  • No capability to mark scannable Data Matrix codes

Laser Marking

  • Generates heat and fumes
  • Low tolerance for part surface irregularity
  • Inconsistent marks on dirty or wet surfaces
  • Marks are shallow; deep marks take considerable time

Chemical Etching

  • High consumable costs
  • Requires use of hazardous chemicals
  • Multi-step process is difficult to automate
  • Marks on conductive surfaces only

How Dot Peen Systems Work

Dot peen marking machines use a pneumatically driven marking pin to stamp (or peen) a series of very small, closely spaced dots to form straight or curved lines. Independent X and Y marking axes place dots very precisely, resulting in excellent mark quality and legibility. Accurate and powerful five-phase stepper motors enable accurate and consistent mark placement, with 0.025mm resolution on both axes.

Also called pin stamping technology, this marking method exerts minimal force on the part surface. The small amount of impact force to mark a dot is much less than the force required to mark entire characters or messages at once.

Text, logos, and 2D Data Matrix codes can be marked in any size or orientation. Mark quality and depth are controlled by adjusting the mark settings, air pressure, dot spacing, and the clearance between the pin and the part. Lay out and save hundreds of marking programs for every unique part that needs to be marked..

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