There are two main types: 1. Plug-in gel pen The cap-type gel pens come with a cap. The cap can change various shapes to make the pen of the pen look more beautiful; more importantly, it can protect the pen. 2. Press the 中 type gel pen Pressing the 中-type gel pen is quite different…
One. Ink color 1.Basic color neutral pen The most commonly used ink colors are red, blue and black. 2. Special color gel pen In fact, the water chalk and color ink we use every day belong to the category of gel pens. These gel pens are suitable for paintings, cards, decorations, etc., making our writing…
1.Bullet type Looking closely at the tip of this gel pen, we will find that they are like a bullet. In the manufacturing process, we cut an original rod into a complete tip by metal cutting. The bullet type is suitable for making thicker pens. The market is more than 0.5MM, and the thickest can…
1. Dip the stains into warm water (40 ° C) with benzene or wash with phenolphthalein, then wash with detergent, rinse with clean water (warm water). 2. Soak the stain with cold water, gently wipe with carbon tetrachloride or acetone, then wash with detergent, rinse with warm water. 3. when the smudge is deep, you…
1. The pen is more durable than the general pen, but if it is used improperly, it can’t be written. This is mainly because the dry solid ink sticks around the steel ball to hinder the ink from flowing out. Ink is a viscous oil which is prepared by using sesame oil, synthetic pine nut…
The writing principle of the ballpoint pen mainly uses the ball to directly contact the paper surface during writing to generate friction, so that the ball rolls in the ball seat and brings out the ink or ink in the pen core to achieve the purpose of writing. A ballpoint pen is a pen that…