Tungsten carbide balls for ballpoint pens 2022-02-18
Tungsten carbide ball also called carbide, tungsten steel ball, is widely used in ball pen written, a small written but it contains great mystery, contains a written and smaller tungsten steel ball, now for the ballpoint pen is written in fine, writing fluency, no leakage ink, at the same time hope writing time is longer, the more strict requirements for ballpoint pen written, The length of writing means that the tip of the pen will need to be rubbed against the TUNGSTEN carbide ball more times, at least 300,000 times for a writing length of 1500 meters, so the quality of the tungsten carbide ball is key.
Read More