Precision Marking

Part Marking Processes

Part marking is a process of permanently marking parts with product information including: serial numbers, part numbers, and date codes. It is a common practice to mark parts for identification, inventory, and traceability. Part marking can be done in many ways, but the marking method is usually determined by the production environment, quantity, and part function.


Screen printing is a stencil method of print making in which a design is imposed on a screen of polyester or other fine mesh, with blank areas coated with an impermeable emulsion, and an ink or paint is forced into the mesh openings with a squeegee onto the substrate being marked. Very precise markings of various colors, shapes and sizes can be made.


A part marking method where machine engraved or embossed features are filled with a contrasting color ink or paint.

Rubber Stamp

Characters commonly produced by ink stamping. This temporary marking methods can be made more robust by applying a clear lacquer of polyurethane overcoat.

Vibro Peen, Manual

Characters produced by a hand guided, rapidly vibrating tool having a pointed tip making indentations on the item to produce characters.

If you are interested in learning more about MIL’s part marking capabilities, please give us call at 847- 621-5662 or click here to submit a quote

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