We take pride in using age-old techniques that have been handed down through six generations to create premium pencils and art supplies. Edward Weissenborn established the American Lead Pencil Co. in Hoboken, New Jersey, in 1860. He was a machinist and inventor who possessed 28 patents for new equipment and procedures that were used to make 360 distinct kinds of pencils. 2 sold the business to The Reckford family in 1885. He established the pencil exchange in Jersey City, New Jersey, along with his son Oscar in 1889.
Gʀᴀᴘᴇ and clay pieces are arranged inside a huge revolving drum. The grain and clay are ground into a fine powder by the large boulders inside the drum. Water is then added, and the mixture is then mixed in the drum for up to three days. The combination is processed by a machine that removes all the water, leaving a gray sludge in its place. The sludge is put in a cabinet by a worker, where it air dries and hardens for four days. The dried sludge is ground into a fine powder by enormous wheels, and water is then added to create a soft paste.
A metal tube is used to force the paste through, and thin rods are the result. The rods are sliced into leads the size of pencils and set on a conveyor belt to dry. The pencil leads are heated to 1,800 degrees Fahrenheit after drying. The leads become smooth and hardened under the extreme heat, making for excellent writing points. In a different section of the plant, the wood is prepared. Blocks of sustainable Incense Cedar Wood were machine-cut with broad slats. Along its length, each slat features eight little grooves.
One pencil lead is placed into each of the eight grooves after the slats have been coated with a thin layer of adhesive. The leads are sandwiched by gluing a second wide-grooved slat on top. The slats are run through a cutting machine after the glue has cured. One side at a time, the wood is sliced into rounded or hexagonal shapes by swiftly rotating steel blades. Each slat is divided into eight pencils using the same process. After sanding, the pencils receive five to eight coats of paint.
A hot metal stamp imprints the firm name and a number, such as 2, on the pencil in foil or paint. The number represents the pencil lead’s hardness. A metal ring that is securely wound around the point of a pencil is known as a ferrule. The eraser, which has been placed here, is present in it. Now that the pencils have been sharpened, they are ready for use.
In the video below, we’ll look at Modern Continuous ᴍᴀɴufacturing Processes – How Pencils Are Made in a Factory.
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Video resource: NaLac Technique
