SIGMA+ TSK3646 Solvent Ink Cartridge – HP 45SI
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GENUINE OEM SOLVENT INK: TSK3646 (Sigma+) is a solvent-based dye ink manufactured by Kao Collins for factory-new HP 45SI cartridges. This is authentic OEM ink, not a compatible or third-party formulation.
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HIGH OPTICAL DENSITY WITH EXCELLENT ADHESION: Delivers high optical density with excellent wetting and adhesion, plus fast drying performance on demanding non-porous surfaces.
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DECAP AND SHELF LIFE: ~16 hour decap time; shelf life not confirmed in current data — see note below.
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SUBSTRATE COMPATIBILITY: Rubber, glass, aqueous varnish coat, gravure print surface, blister foil, paper, OPP, PP, PET, PE, and AL.
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INDUSTRY USE: Used for: marking, coding, packaging, and labeling on non-porous materials like rubber, glass, foils, and plastic films.
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REGULATORY COMPLIANCE: EuPIA compliant, REACH SVHC compliant, Non-CMR, PFAS-Free.
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WHY BUY FROM AMERICAN MAILING SOLUTIONS INC.: We are an Authorized Partner with Kao Collins Inc. and stand behind every cartridge we ship with a responsive U.S.-based customer support team. We ship fast with no delays either the same or the next day. Buy Direct and Save. A Veteran-Owned Business.