There are a lot of writing pens on the market, and now some school exams have certain requirements for which pens to use. Lepusheng Stationery recommends that students or parents should know the pens when they choose student stationery. .
In recent years, ball-point pen products have developed rapidly. It has been developed from a traditional oily ballpoint pen to a neutral ballpoint pen, a watery ballpoint pen, a medium oil ballpoint pen, an erasable ballpoint pen, and the like. According to the industry standard of QB/T3651.2-1999 "Ball Pen Nomenclature", all writing instruments that use the ball to roll out the writing medium to form the writing are collectively referred to as ballpoint pens. The writing medium is oily, which is a traditional oily ballpoint pen; the writing medium is water-based, called a water-based ballpoint pen (water-based pen), and the writing medium has a viscosity between oily and water-based, called a neutral ballpoint pen (neutral pen); The viscosity of the writing medium is between the oily and the neutral pen, which is called the medium oil ballpoint pen (medium pen); the writing medium is rubbed, which is called the erasable ballpoint pen, the gel pen, the water-based pen, the erasable ballpoint pen, the middle pen and other products. It is a ballpoint pen product.
In fact, the gel pen and the signature pen are the same on many occasions. Generally, people regard the gel pen as a signature pen, but in fact, strictly speaking, the signature pen refers to the ballpoint pen, which is the rollerpen, and the foreign brands are all In this way, the ballpoint pen is obviously different because the ink is oily and the pen is water-based. In addition, the ballpoint pen is written and slipped, so that it is easy to write a continuous stroke. The water pen has a certain friction, which is convenient for better control of the nib. It helps to make the words look good, like a pen, but the pen needs to be filled with ink. Moreover, the amount of ink written is sometimes difficult to grasp, so the water pen was born, and it can be said that it is an improvement of the pen.
For the college entrance examination, it is required to use a pen, generally refers to a gel pen. It is best not to use a pen, because the words written are thick and easy to smash, and the ball-point pen is not acceptable. In fact, the ball-point pen is relatively high-end, and many international The company also uses a ballpoint pen to sign documents. It is a kind of document-specific, generally marked, fordocument, I have, but the domestic high school entrance examination can not be used. The writing medium of the ballpoint pen is oily, so it is not easy to identify when reading. Generally speaking, the signature pen required by the college entrance examination is the gel pen we said. Now the gel pen has developed into two types: ordinary gel pen and rubber erasable gel pen. The ink for the gel pen can be wiped. It can be erased with ordinary rubber. The price of the erasable gel pen in Japan and South Korea is about ten yuan. The price of the erasable gel pen produced by domestic enterprises such as Yiwu Chenyang is equivalent to that of ordinary gel pen. It is more convenient to use in the college entrance examination.
Source: Internet
