Ball-point pen writing principle, main is to use the ball friction is in direct contact with paper writing, the pen nib within tee scroll, out of the ink in the ink or ink, in order to achieve the purpose of writing.
Ballpoint pen is written in ink with different paint a pen. Pen is a small steel ball, the ball into a small cylindrical shape copper bowl, after connected with plastic printing ink, ink with steel ball rotation around the back.
Ballpoint ink pigment dye. Ink color are blue, red, black three, notably the blue ink use most. The blue ink pigment composition is the base of royal blue and violet, salt solvent is oxidation castor oil, castor oleic acid. Due to no light (salt basic dye photometric resistance level 1 only