I would like to dig deeper into this topic. Probably, a manufacturer of machines recover Blend technique and will adapt it to make it more competitive. The problem with the blend seems to be its extreme slowness, however, according to Dr. Schuster, is a proven fact that for each 10 degrees C. increase in temperature the speed of chemical reaction doubles, so the heated lye can be up to 6 times more caustic than lye at body temperature.
The blend of the Platinum is based on the indications of Hinkel? and its presets follow faithfully the time required for each type of hair according to the face technique. But what would happen if we increase the temperature?