The characteristic of sublimation inkfor Rioch head1. Using high-quality imported raw materials, fine particles, the average size of 0.2um, fluency, not clogging the print head, suitable for continue printing;2. The unique formula of environmental protection, not damage the print head; 3. Transfer-tested, rubbing wear color fastness 5, perspiration-resistant color fastness 5, 5 color fastness to water, direct contact with the skin, not harmful to humans; 4. Proof of professional treatment, colorful screen, and fine reducibility. 5. Strong water proof ability, long-term display ability can be printed on sublimation paper 6. The top gradesublimation ink can be used on mug/plate/garment/glass/metal/flag and so on 7. The Rioch sublimation ink will keep the printer head clean, so there is no broken line in long term printing. All of this will improve the reliability, productivity, and efficiency of your printing machine. 8. More than 18 months outdoor durability.Operational Specificationsfor dye ink   Printing ConditionsAvailable temperature: 20-30 °COptimum temperature: 20-25 °CHumidity: 35 to 65% Rh (No condensation)Temperature change: ± 10°C / hour or lessDust: Equivalent to normal office levelPrinter temperature settingsPre-heat: 35-40 °CPrinting heat: 35-40 °CDryer heat: 30-40 °CCautions and User Guidefor sublimation inks Keep out of reach of children and do not drink./Do not disassemble the ink (cartridge). /Never refill the ink cartridge with ink. Refilled ink cartridge can cause a trouble./Keep ink (cartridges) in a cool, dark place./ Do not store the ink(cartridge) in hot or freezing temperatures. /Open the ink cartridge just before installing it in the machine. Be sure to thoroughly consume the ink in the ink cartridge, once it is opened, within three months. If an extended period of time has passed away after opening the cartridge tank, printing quality would be poor.