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Masks are non woven fabrics.Non woven fabrics are non woven fabrics, which are made of oriented or random fibers. Medical masks are generally multi-layer structures, generally referred to as SMS structures. At present, the highest number of layers in China is 5 layers, namely SMMMS. The S in this represents thespunbondlayer (Spunbond), the fiber diameter is relatively thick, about 20 mic...
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Price hikes, purchase restrictions, suspension of recruitment agents...Raw prices of raw materials trigger a chain effect "The diaper sanitary napkin industry is completely messed up. The hot air cloth went to open the KN95 maskhot air cotton. The side cloth has already been opened to meltblown cloth. It can't be bought at all. Spunbond is not to mention the inner and outer masks an...
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The endless changing characteristics of non woven fabrics make them ideal for landscaping and agricultural applications, especially where it is necessary to control moisture or provide a barrier to pests or other environmental factors. Since it is easy to change the manufacturing process to produce the correct combination of characteristics, the use of non woven fabrics has surged in these areas. ...
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Hot-air non woven fabric is a kind of dry heat-bonded non woven fabric, which is formed by using hot air on drying equipment to penetrate the fiber web after the fibers are carded into a web, so that it is heated and bonded. Hot air non woven products have the characteristics of high bulkiness, soft feel, good dryness, and good air permeability. It is a thin product made with composite fibers. The...
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Hydrophilic non woven fabrics are added with hydrophilic agents to make the non woven fabrics have a certain hydrophilic (water absorption) effect, so they have been widely used. It is currently one of the most widely used non woven fabric categories. Next, we will introduce four commonly used hydrophilic non woven fabric products. 1. Infant diapers The upper and lower surfaces of the diaper-absor...
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(1) Physical properties: PP non woven fabric is a non-toxic, odorless, milky white highly crystalline polymer, which is particularly stable to water, and its water absorption rate is only 0.01% in water for 14 hours. The molecular weight is between 80,000 and 150,000, and the moldability is good. However, due to the large shrinkage rate, the original wall products are easy to dent, the surface of ...
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With the rapid development of flower output value in my country, the scientific modernization of the flower market is the future development direction. Plastic greenhouses and greenhouses are the two basic conditions and facilities that are indispensable in the development of flower modernization. But these two methods have their own different advantages and disadvantages. First of all, plastic gr...
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Melt-blown non woven fabric, with 100% PP polypropylene as the main material, the fiber diameter can reach 1~5 microns, and its unique capillary structure superfine fiber increases the number of fibers per unit area and surface area, so that the melt-blown fabric has a good The filtering, shielding, insulation and oil absorption. Do you know where to use meltblown nonwovens? 1. Mask : Meltblown No...
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Elastic non woven fabric is a non woven fabric that can be stretched horizontally and vertically, and has elasticity. It is elastic because of the addition of elastic masterbatch. The elastic non woven fabric is made of PP medical-grade materials, without adding any recycled materials and recycled materials. The elastic non woven fabric has a soft texture, environmental protection, non-toxic, brea...
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Non woven fabric is the main raw material for the production of masks. Common masks include the following types: ordinary cotton masks, disposable masks (such as medical surgical masks, ordinary medical masks), and medical protective masks (N95/KN95 masks). Among them, medical protective masks (N95/KN95 masks) and medical surgical masks are medical products that have obtained national regulatory m...
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Medical non woven fabrics are different from ordinary non woven fabrics and have many requirements for the production environment and equipment. First of all, the production environment of medical non woven fabrics is clean and standardized. Secondly, in the production process, compared with ordinary non woven fabrics, the machine has high cleaning degree, no stains, uniform needle density, and en...
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Masks have a certain filtering effect on the air entering the lungs. To achieve a good filtering effect, the key is the core filter layer! Melt blown cloth is the most important filter material that must be used in disposable protective masks. There are a wide variety of masks on the market, and there are also various grades of meltblown. Consumers can easily buy poor quality meltblown without pay...
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