• Designed for Roll-to-Roll Applications
  • Developed for LED and Conventional UV Lamps
  • Good Media Adhesion
  • High Density Colour
  • GREENGUARD Gold certified
  • Supported by NUtec Digital’s Ink Delivery System (IDS) Warranty


Amethyst A20-RTR is a premium quality, roll-to-roll UV-curable ink, designed for a wide range of flexible applications.

The Amethyst A20-RTR is a high density colour ink that cures with LED as well as Mercury Vapour UV lamps.

The formulation features a superior colour gamut for bright, vivid images.

It is GREENGUARD Gold certified to the highest standards for health-based chemical emissions, ensuring the ink is acceptable for use in sensitive environments, such as schools and hospitals.

Provided the inks are used in regular applications, using suitable substrates, the printed images will not fade unduly for up to 24 months.

Print head compatibility
Ricoh® {MH5420/5440 Gen 5, MH5220 Gen 5s, MH5320/5340 Gen 6}; Kyocera® KJ4A
Packaging configurations
1L, 2L, 2.5L and 5L bottles
Colours and Shelf-Life
CMYKLcLm - 15 months. Varnish and White - 12 months
Shipping and Storage Information
Storage & transit temperatures: +5°C to +35°C. Store in a cool, dry area, not directly on the floor and away from direct sunlight.
Operating Specifications
Temperature: +19°C to +28°C; Relative Humidity: 30% to 80% Non-condensing. To be used in conjunction with NUtec maintenance and cleaning solutions.


Kindly note: Not all products are available in every country or region. Contact sales@nutecdigital.com for your region specific inks.

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