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.

  • 12-hour decap improves efficiency

    We measure SIGMA decap in hours, not minutes. SIGMA is the HP 45si solution for OEMs and industrial inkjet printers for maximum latency.

    • Significantly reduce maintenance costs

    • Less wasted materials

    • Reduced nozzle failure

    • Improved trajectory, volume, and velocity

  • 24-month shelf life reduces ink waste

    Count on quality and performance from SIGMA’s extended shelf life. Ink management just got easier–and less costly.

    • Reduce disposal costs

    • Reduce ink costs

    • Improve control of ink inventory

  • Fast-curing, heatless inkjet printing

    No need for external heat sources or dryers, because SIGMA cures quickly on non-porous substrates.

    • Less power consumption saves money

    • Improved running times

    • Reduced equipment and maintenance costs

  • More substrates for TIJ printing systems

    SIGMA is uniquely engineered to support HP Speciality Printing Systems for TIJ coding, marking, and mailing production, delivering richer blacks with high durability on more difficult, non-porous substrates:

    • Plastics – Nylon, OPP, PET, PVC

    • Metals

    • Packaging – Glossy and UV laminated papers

    • Other non-porous substrate

  • SIGMA helps you reach sustainability goals

    No need for external heat sources or dryers, because SIGMA cures quickly on non-porous substrates.

    • Lowers environmental impact by producing less waste

    • Reduces transportation costs, thanks to ink conservation

    • Lowers energy consumption through heatless curing

    • Offers a cost-effective alternative to continuous inkjet printers (CIJ)


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.


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.


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.


Q. Does SIGMA use heat for curing

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


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.

About KAO Collins

Kao Collins provides solution

Kao Collins and HP

developed hundreds of different black HP inks,


SIGMA is a solvent-based ink formulated


998 Moo 3, Samrong Nua, Muang, Samutprakarn 10270. Thailand

Tel. +66 2 759 3605 - 12

Email : info@ptasia.biz

Contact us about our innovative solutions.

  • Facebook
  • YouTube
  • LinkedIn - PT Asia, Thailand
  • Twitter - Grey Circle
  • Instagram - Grey Circle
  • Flickr
  • Pinterest


+66 81 408 8542

+66 81 684 8402

PT Asia Group

- Automotive
- Beverage
- Food
- Dairy
- Construction
- Cosmetics & Toiletrie
- Wire & Cable
- Electronics
- Packaging
- Chemicals
- Pharmaceuticals
- Security & Tobacco

© 2020 PT Asia, Thailand. All right reserved.