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Direct hit: how to spray meltblown cloth, how to produce masks! 【Attached analysis of mask standards in various countries】 China is a big mask industry country, producing about 50% of the masks in the world. Before the outbreak, the highest daily output of Chinese masks was more than 20 million. The data shows that the growth rate of the mask industry output value in mainland China from 2015 to

From a ton of 16,000 yuan, which has been hotly fired to a maximum price of 690,000 yuan a ton in just half a year, how did the "Cinderella" in the chemical raw materials that was previously ignored by many people become the chase of moths? "Golden Phoenix"? "99-level meltblown cloth 490,000 yuan / ton, someone is selling, do you need?" "Melt-blown cloth level 99, today a total of 100 tons

When 2020 just arrived, few people knew what melt-blown cloth was, but after only three months, it became the hottest business. Some people have become rich overnight, and the value of related machinery and raw materials has skyrocketed. In the past three months, meltblown cloth has even possessed certain characteristics of futures, such as high volatility and high leverage.

Meltblown cloth, the core material of protective masks, is known as the "heart" of masks. It has good filterability, shielding, heat insulation and oil absorption, and is an important raw material for the production of KN95 (N95) masks. Its diameter is only one tenth of the diameter of the outer layer of the mask, which can effectively capture dust. When the droplets containing the virus are clos

Meltblown cloth is the core material of the mask. Meltblown cloth mainly uses polypropylene as the main raw material, and the fiber diameter can reach 1 to 5 microns. There are many voids, fluffy structure and good resistance to folds. The ultrafine fibers with unique capillary structure increase the number and surface area of fibers per unit area, so that the melt-blown cloth has good filtration,

PPR pipe is a new type of pipe. Compared with traditional pipe, it has outstanding advantages, simple production and economical price. It has a wide range of uses in our daily life. However, when it comes to ppr pipe, many people may not understand it. Today , I will bring you to know this kind of pipe, for you to introduce in detail what is ppr pipe and ppr pipe production process. What

PPR tube installation method and skills Tools / raw materials High quality PPR tube Hot melt machine small scissors Pipe fittings (or valves) Hand towel Method / Step 1 Prepare the necessary materials: hot melt machine, small scissors, ppr tube, pipe fittings, hand towel. Hot melt machine: The machine can borrow one at the store where the ppr tube is sold, and there is no n

PPR pipe extruder production process analysis of incurable diseases There are many equipments for PPR pipe extruders on the market, but how many people can really operate the machine skillfully, it is necessary to master the performance of the machine and the characteristics of the raw materials to produce qualified products. How to solve the incurable diseases in the production process of PP