For Parts That Need To Stay Identifiable

Deep Marking for Post-Processing Applications

Many industrial parts undergo multiple finishing processes before reaching the end user. Shallow markings applied without sufficient depth rarely survive the effects of painting, coating, blasting, heat treating and similar processes. Telesis Technologies, Inc. offers dot peen marking machines and deep laser marking systems that keep serial numbers, 2D matrix codes and part identifiers readable through every stage of post-processing.

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What Is Deep Marking?

Deep marking is a permanent marking method that penetrates a part’s surface far enough to withstand subsequent finishing operations. Marks are applied at a controlled depth, keeping part identification readable through heat treatment, coating and blasting. Manufacturers control mark depth by adjusting laser power, pass count and beam focus, dialing in the exact penetration their post-processing specifications require.

Benefits of Deep Laser Marking

A reputation for producing high-quality components is crucial in all types of manufacturing. Deep marking protects that reputation by providing permanent traceability for every part. Investing in this equipment pays for itself by eliminating labor costs associated with rework and preventing costly downstream tracking errors.

Specific benefits include:

  • Reduced scrap and rework: Parts marked to the correct depth before finishing help reduce costly rejections and spoilage.
  • Regulatory compliance: Deep marks remain readable through every finishing process, satisfying the traceability requirements of strict regulatory frameworks.
  • Tamper resistance: Deep marks cannot be sanded, painted or chemically treated away without visible evidence of alteration.
  • Production versatility: Deep marking works on steel, aluminum, titanium and hardened alloys, making it suitable for various types of industrial components and part geometries.

Post-Processing Treatments That Require Permanent Part Marking

Many applications across a wide range of industries depend on reliable permanent markings that withstand finishing processes, including aerospace manufacturers, railway component suppliers, automotive producers, defense contractors, heavy equipment manufacturers and more. Common treatments that require deep marking include:

  • Painting and powder coating
  • E-coating
  • Shot blasting and bead blasting
  • Electroplating and anodizing
  • Heat treating
  • Phosphate coating

Recommended Marking Systems for Deep Engraving

Telesis Technologies, Inc. manufactures laser and dot peen marking systems engineered to achieve mark depths required by post-processing applications. Our systems are compatible with existing production lines and include in-house engineering support, from installation through long-term service. Our primary offerings for deep marking applications include:

PINSTAMP® Dot Peen Markers

PINSTAMP® dot peen markers create deep physical indentations that withstand shot blasting, powder coating and other aggressive surface treatments. These state-of-the-art systems use precision stepper motors and a patented floating pin that adapts to curved and irregular surfaces, unlike competitor systems that rely on vibration-based marking. Every PINSTAMP® model is crafted with precision in the United States.

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Fiber Laser Markers

Our fiber laser markers achieve precise, repeatable deep engraving on steel, aluminum, titanium and other metals through software-controlled power and pass settings. The APEX.200 and XpressMark systems handle demanding cycle times and integrate with Merlin® software for automated mark positioning and part detection. Select models are in stock and available for immediate shipment.

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