How big is 4k paper?

4k paper is 54cm long and 38cm wide, which is about the size of four A4 papers. ? 4k paper 4 quarts, size 540mm x 380mm. A4 is 2 10mm x 285mm. According to the area, 1 quarto paper is about equal to 4 a4 papers. 4k is the domestic standard, a4 is the international standard paper.

Technical methods and processes of traditional papermaking

65438+

You need a hammer to pound the raw materials, and pound both palm bark and mulberry bark.

When cleaning, you need a cloth bag. Put the steamed raw materials in a cloth bag, wash them in a stream, and then dry them in the sun to turn white.

4. Fishing paper requires a hammer, stone trough, bamboo curtain and wooden frame. Beat the washed and bleached raw materials into paste with a hammer, put them into a stone trough to drain the pulp, remove the paper with a bamboo curtain and put it on a wooden frame. Fishing for paper is a highly technical job. Whether the paper thickness is uniform or not and how much paper is shredded depends entirely on the skills of the fisherman.

When extrusion drying, you need a wooden press. Put the fished paper on a wooden press to squeeze out the water, then open it one by one and dry it. You can collect it after drying.