Piaf is a machine that makes raised line drawings on special paper, called a capsule or swell paper. Users can draw, print or photocopy pictures onto the swell paper and pass it through the Piaf. The heat of the Piaf causes the lines to swell and then the drawing can be read with the fingers.
What is capsule paper?
Product Description. Swell Touch Paper (often referred to as swell paper, capsule paper, microcapsule paper, flexi paper) is the finest 'swell' paper available and is utilized for Tactile Graphics machines manufactured by Zychem, PIAF, and Reprotronics.