Chinagraph Marking Pencils - Black (Box of 12)

Product Information

Contrary to the belief that pencil leads are made of lead, the material is not used at all in the production of this popular writing and drawing instrument.

They may also be used to mark wood, brick and metal, making them extremely popular amongst tradesmen, as well as crafters and artists. citation needed] Marks made by grease pencils are resistant to moisture and can usually be removed by rubbing the marked surface with a paper towel. The outer casing may be made of wood (like an ordinary pencil) and sharpened with a knife or pencil sharpener. However, there are further differentiations in the hardness grades H and B, which are determined by a number placed in front of the letter.More recently, it has been produced in propelling form, essentially similar to a mechanical pencil, this type in particular being associated with knee boards employed by NATO aircrew.

They were also used to mark glassware, during production (the original Chinagraph is so-named for marking porcelain during manufacture) and in medical or scientific applications. As the lead is still very soft and bendy at this point, it has to be baked in the oven at a very high temperature. The Essentials Company are specialist suppliers of plant labelling, tagging, tying, marking, and floristry sundries for the business, home and garden. These Chinagraph Pencils are p erfect for writing or drawing on most surfaces, including glass, china and acetate. The West Chinagraph Pencil is the original writing instrument for use on glass, acetate, film, china and other polished surfaces.In the days when broadcast studios had a library of LP records, a track which was prohibited from public performance could be defaced by a wavy white or yellow chinagraph line, giving a visible warning to the presenter as well as making that track unusable. It is often used as a construction or handyman's marking tool as it rarely scratches the surface it is used on.