Generic Brand C440 Light Green Coloursoft Dry Crayons

Dry pastels are also a type of pencil. the thin stick inside a pastel, which leaves a mark when rubbed on paper, isn't actually lead as you might think. this stick is made of graphite, which leaves a mark similar to lead. graphite, which has been dried and powdered, is mixed with clay and water. the hardness of a pastel depends on the proportion of clay in its composition.

When the clay ratio is increased, it hardens, when the graphite ratio is increased, it softens. the hardness or softness of pencils is indicated by letters and numbers. the graphite and clay mixture, which is brought to the consistency of dough, is passed through a press to be thinned like a rope, and after being cut into equal lengths, it is baked. while these processes are being done, on the other hand, the wooden outer part of the pencil is prepared. the inside of the wood, which is shaped into two halves from cedar or pine wood, is hollowed out for the placement of graphite rods.

Baked sticks are inserted into this groove.the two halves are brought together and glued together.crayons are made from kaolin mixed with beeswax glue and coloring agents.sometimes this mixture is wrapped in paper around its perimeter before it hardens.as the paper strip, which is wound in a spiral form, is unwound, the tip of the pencil is also opened.copy pencils are also made from a mixture of aniline dye, graphite and kaolin.