A heatless inkjet ink, SIGMA solvent ink for HP 45si Specialty Printing Systems cures fast with deeper blacks and high durability, offering an industry-leading 24-month shelf life and 12-hour decap.

FAQs

Shelf life

​

Q. What is the shelf life of SIGMA ink?

A. The shelf-life stability of our individual SIGMA ink cartridges lasts 24 months, more than double that of other ink manufacturers.

​

Decap

​

Q. What is the decap time of SIGMA ink?

A. SIGMA solvent ink has a decap of 12 hours, much longer than other solvent inks on the market.

​

Colorant

​

Q. What is the decap time of SIGMA ink?

A. The ink is a dye solution engineered to deliver richer blacks than other inks on the market.

​

Curing

​

Q. Does SIGMA use heat for curing

A. No. The ink dries fast without external curing sources to produce a durable, resistant result.

​

Ordering

​

Q. What is the minimum order quantity for SIGMA ink?

A. Unlike other ink manufacturers, Kao Collins does not require a minimum order quantity (MOQ) for SIGMA ink.