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Rubber wholesale take you to learn about rubber and how to choose rubber?
Release Date:
2022/01/17
The eraser wholesale says that the eraser is a tool to eliminate pencil marks. The rubber is generally made by softening PVC and adding a molding agent, but now it is made of a plastic (poly) styrene elastomer that does not damage the environment. The rubber was invented by British scientists and has since been continuously improved. The eraser can easily drop the pencil handwriting, and will not stain the paper, and the eraser itself is very clean.
Eraser wholesale said that erasers are generally used to write off words written in pencil. Due to the attraction between the graphite molecules and the molecules that make up the paper, the writing appears on it. The eraser uses the attraction between two particles, which are the molecules that make up the graphite powder, to divide the words.
1. The rubber is made of rubber or plastic, sulfur, vegetable oil and crushed stone.
2. There are many kinds of erasers, such as the eraser at the tail of 2B pencil, which is very common and has glue on the surface and cannot be used too hard. The art rubber is made of rubber material, which can remove traces in a large area, but the effect is slightly worse.
3. Eraser is a kind of stationery made of rubber, which can remove traces of graphite or ink. There are many different shapes and colors of rubber, including ordinary rubber, art special rubber such as 2B, 4B and 6B for painting, plastic rubber. The eraser commonly used by artists is called soft eraser. It is mainly made of a gray material and is rubber with glue. The strength makes it leave no residue, so the life is longer than other erasers, and the handwriting is removed by absorbing graphite.
4. This rubber can not only drop the handwriting (in fact, it can accurately remove the handwriting), but also can be used to highlight important parts or make the work more detailed. But it is not good at removing large areas of handwriting, if it is overheated, it will get dirty or even stick to the paper.
How to choose rubber? Rubber wholesale to talk about below.
1. Go to the regular store to buy regular manufacturers of stationery products. General regular supermarkets or franchisees will choose regular channels to purchase.
2. Try not to buy cute, fragrant rubber as a selling point. Generally, the more complex the process, the more chemicals are added.
3. When purchasing, ensure product identification: factory name, place of origin, implementation standard (QB-2655-2004) and production date.
4. Pay attention to the instructions and detailed formula instructions. And buy an eraser labeled phthalate-free.
5. Some well-known stationery brand rubber will be relatively safe.
Rubber wholesale summary type of rubber:
1. Ordinary rubber
Ordinary eraser can be divided into 2b eraser and 4b eraser, which can be used for pencil writing and is a common type of eraser.
2. Sketch rubber
The erasers used in the sketch can be divided into art erasers, plastic erasers and high-gloss erasers. Art erasers are softer than ordinary erasers, so they will be cleaner and will not damage the paper. The plastic eraser is convenient to wipe the subtle places in the painting, while the high-gloss eraser is used to wipe the places that need to be highlighted in the painting.
3. Pen eraser
Pen eraser can be used for pen writing. It can remove the handwriting of the pen by destroying the surface of the paper. Be gentle when using the pen, otherwise it will cause holes in the paper.
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Dehuang Stationery Co.,Ltd
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