Blog

  The pictures above are 0.38 pin-and-tube pen core and 0.5 bullet pen core respectively. In fact, the difference between needle-and-tube type and bullet type is the thickness of the core. Because the bullet type is self-contained, it can be applied to a very thick core, the thickest can be more than 1.2, which is…

  The specifications and classifications of neutral core are needle-tube core, semi-needle-tube core and bullet-head core. In fact, the difference between needle-and-tube type and bullet type is the difference between the thickness of the core, because the bullet type is self-contained, so it can be applied to very thick core, the thickest can be more…

  “4H and 3B” represent the degree of hardness and softness of a pencil lead. The pencil with graphite as the main material can be used for drawing and writing. The hardness mark of graphite lead core is usually “H” for hard pencil, “B” for soft pencil, “HB” for soft pencil, and “F” for pencil…

  The difference between 2B pencil and 3B pencil is: First, the hardness of pencil lead is different. The hardness mark of pencil lead is usually “H” for hard pencil, “B” for soft pencil, “HB” for soft and moderate pencil, and “F” for pencil with hardness between HB and H. Arrangement (from soft to hard)…

  Advantages: rich level, deep and detailed drawing. Disadvantage: The picture is easy to reflect light and gray. The hardness mark of pencil lead is usually “H” for hard pencil, “B” for soft pencil, “HB” for soft and moderate pencil, and “F” for pencil with hardness between HB and H. Pencil is a kind of…

  Pencils are machined as follows: Pencil board processing: 1. Unfold and cut logs, cut square and saw them into blocks. After hydrothermal treatment, they are cut into pencil boards by a board cutter. The plate is 184 mm long, 73 mm wide and 4.8-5.2 mm thick. The pencil board is softened and easy to…

  Graphite pencils: According to GB/T 149-1995, according to their hardness, they are divided into 18 kinds: 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H and 10H. Hard pencils use “H” (Hard for hard), soft pencils use “B” (Black for black), and ordinary hardness use “HB”…

  First of all, there is a big difference in blackness between the two pencils. The 2B pencil has a higher blackness, and the marks drawn are relatively black, while the HB pencil has a lower blackness, and the color of the marks drawn is relatively light, which is very different. In addition, the hardness…

  1. Different pens. Mark pens are usually round, Mark pens are square and have hard pens. 2. Marking pens are usually oily, and their color is not easy to fall off. Because of their single function, there are few choices of color types and less changes in the pen head. Mark pens are generally…

Oily marker pen, is not soluble in water, but in alcohol, when the pen is dry, you can use a syringe to absorb a small amount of alcohol into the marker pen, and then you can use it. Oily marker pen has strong penetration, which is usually reflected on the back of the paper. And…

  1. Correct Use of Pens The front of iridium pen tip will become thicker after a long time, and it can be written on both sides. (2) Ink should be fixed, and when using another ink, it should be cleaned and then absorbed. (3) Keep ink in the tube frequently, so as not to…

  1. Soak before use The specific method is: wash the new pen with clean water. Fill the pen tips with clean water and soak them in water for a day. One day later, take it out, suck up the water, and you can use the ink. 2. Take care of your time (1) Cover…

  A signature pen is the same as a neutral pen. The signature pen refers to a more formal signature pen, which used to be a pen. Now the pen has gradually been replaced by a neutral pen. So all these pens are called signature pens. A signature pen refers to a pen specially designed…

  Write with your pen and draw with your heart and soul. With proper writing posture, people feel comfortable and flexible. Posture is correct, shoulder relaxation, arm vibration, concentration and calmness, but also conducive to health. Sitting and writing should be “head straight, body straight, arms open, feet stable”. It is equally important to master…

  Carbon pen is one of the most stable substances, graphite, which is composed of graphite. Carbon pen writing can not become confused because of long storage time. The pen itself is made of tap water and water-soluble ink, so the pen is water-based. The liquid in the core of ballpoint pen is oily. So…

  Ball pens can be divided into two categories: Oily Ball Pen It is commonly called ballpoint pen. The balls used are mostly made of stainless steel or cemented carbide. The size of ball diameter determines the size of handwriting lines. Common ball diameters are 1 mm, 0.7 mm and 0.5 mm (the body or…

  Ball pen with viscosity between water and oil is called neutral pen, which originated in Japan and is a novel writing tool popular in the world. Neutral pen has the advantages of both fountain pen and ballpoint pen. It is comfortable to write, low ink viscosity and easy to lubricate, so it is smoother…

  The so-called whiteboard pen and marker pen belong to the category of marker pen, marker pen is divided into oil marker pen and water marker pen, whiteboard pen is water marker pen, marker pen is oil marker pen. The most direct difference between the two is that when writing on a smooth surface or…

  Yes, but the use of neutral pens and ballpoint pens in character practice is not good, because their pens are balls, rolling on paper is too slippery, friction is too small! The words written with them are obviously less powerful than those written with pens or pencils. The following points should be paid attention…

    Waterborne marker pen and oily marker pen are very different from each other in material quality and final effect. Let’s see the difference between them. 1. Different media Oily marker pen, is not soluble in water, but in alcohol, when your pen is dry, you can use a syringe to absorb a small…

  The difference between black carbon pen and black neutral pen: Carbon pen, ink in the pen core is mainly composed of graphite, graphite is one of the most stable substances in nature. Its biggest feature is that writing with a carbon pen will not become blurred because of the long storage time. For example,…