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How are pencils classified?

How are pencils classified?

There are many kinds of pencils. Pencil specifications are usually represented by H and B. "H" is the beginning letter of English "Hard" (hard), which indicates the hardness of pencil lead. The larger the number in front of it, the harder the lead core is and the lighter the color is. "B" is the first letter of "Black" (black) in English, which represents the composition of graphite and indicates the soft quality of pencil lead and the obvious degree of writing. The larger the number in front of it, the thicker and darker the color.

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What are the characteristics of pencils?

What are the characteristics of pencils?

Pencil advantages: rich levels, can be in-depth, fine painting. Disadvantages: the picture is easy to reflective, easy to gray. The hardness mark of the pencil lead is generally "H" for hard pencils, "B" for soft pencils, "HB" for pencils with moderate hardness, and "F" for pencils with hardness between HB and H.

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Hengshui Jubmay Stationery Co., Ltd.

Address:Matouli Yanjiawu , Jizhou district , Hengshui City , Hebei , China.
Zip Code: 053000
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