Mingbo High Quality 30 Centigrade Heat Sensitive Ink with Black-Red Color

Mingbo high quality 30 centigrade heat sensitive ink with black-red color

Reversible heat sensitive printing inks.
Effect: Turning colorless in appearance after being heated and it can restore its original color after being cooled.
1)Temperature: 7° C-13° C, 26° C-31° C, 38° C- 43° C, 46° C-51° C, 60° C-65° C.
2)Colors: Middle yellow-none, gold red-none, bright red-none, rose red-none, peach red-none, royal blue-none,
Verdancy-none, peacock green-none, blackish green-none, dark brown- -none and black-none

Below is the effect pictures.





After heating it, the black color will disappear, the flowers then can be seen, after cool can return to black again.