LMM 6904 is recommended for creating bright  HIGHLY DURABLE MARKS ON ANODIZED ALUMINUM
LMM-6904 is a water-based black laser marking paste formulated specially for laser marking on anodized aluminum. It deliver permanent, high-contrast and high-resolution marks for laser marking on metal.
In order to provide the best results, process requirements for creating high-quality marks may vary depending on substrate composition and/or thickness, application method and laser type. LMM-6904 comes in a paste format which can be applied using a spray gun, airbrush or aerosol. It must be applied with an even coat to ensure a consistent mark and color

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