INSIGHT 05

Choosing materials and finishes
for identity cards.

Material selection begins with use, durability, marking, digital integration and the product environment—not with a finish sample alone.

Technical note

Written and reviewed by Marked Matter technical team

BASE MATERIAL

Aluminium, steel, titanium, brass, composites, wood and selected polymers create different weight, edge and finishing conditions.

SURFACE SYSTEM

Brushing, satin finishing, coating, plating, printing and colour fill must be tested as a coordinated stack.

FUNCTIONAL FIT

Geometry, wear, packaging placement and NFC construction can limit otherwise attractive choices.

SELECTION CRITERIA

Resolve function before approving appearance.

A representative master sample should establish the visual and functional limits used for serial production.

Handling

Expected abrasion, fingerprints, chemicals and care.

Marking

Contrast, minimum detail and variable-data readability.

Construction

Thickness, edges, openings, inlays and dimensional control.

Digital layer

QR contrast or NFC architecture validated in the final stack.

PRODUCTION NOTE

A finish name is not a specification.

Substrate, preparation, process sequence, colour reference and acceptance criteria must be defined together.

Technology & data

Compare serialisation, QR, NFC and secure identifier architectures.

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Materials & finishes

Resolve substrate, surface, marking and connected construction.

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Process & quality

Move from engineering samples to controlled serial production.

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A physical identity programme begins with the product, its service journey and the evidence it must carry.

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