性欧美激情aa在线看_少妇高潮无套内谢_97精品国产91久久久久久久_日韩欧美精品综合_99热精品国产一区二区在线观看_以色列最猛性xxxxx视频

Welcome Shenzhen Rainbow Nonwoven Co., Ltd. Official website!

National Service Hotline:

0755-28642444 / 28643444
CN
Home  >  News  >  

What are the classification of non-woven fabrics

1. Spunlace non-woven fabric


The spunlace process is to spray high-pressure micro-water flow onto one or more layers of fiber meshes to make the fibers entangle with each other, so that the fiber meshes can be strengthened and have a certain strength.



2. Heat-sealed non-woven fabric


Thermally bonded non-woven fabric refers to adding fibrous or powdery hot-melt adhesive reinforcement materials to the fiber web, and the fiber web is then heated, melted, cooled and consolidated into a cloth.




3. Pulp airlaid non-woven fabric


The air-laid non-woven fabric can also be called dust-free paper and dry paper-making non-woven fabric. It uses air-laid technology to open the wood pulp fiber board into a single fiber state, and then uses the air-flow method to condense the fibers on the screen-forming curtain, and then strengthen the fiber into a cloth.



4. Wet non-woven fabric


The wet non-woven fabric is to open the fiber raw materials in the aqueous medium into single fibers, and at the same time mix the different fiber raw materials to make a fiber suspension slurry, and the suspension slurry is sent to the web forming mechanism, and the fibers are netted under wet conditions. Reinforced into cloth.



5. Spunbond non-woven fabric


Spunbond nonwoven fabric is after the polymer has been extruded and stretched to form continuous filaments, the filaments are laid into a mesh, and the aluminized nonwoven fabric web is then bonded, thermally bonded, chemically bonded or The mechanical reinforcement method turns the web into a non-woven fabric.



6. Meltblown nonwoven fabric


The process of melt-blown non-woven fabrics: polymer feeding --- melt extrusion --- fiber formation --- fiber cooling --- netting --- reinforcement into cloth.



7. Needle-punched non-woven fabric


Needle-punched non-woven fabric is a kind of dry method non-woven fabric. Needle-punched non-woven fabric uses the puncture effect of the needle to strengthen the fluffy web into a cloth.



8. Stitch-bonded non-woven fabric


Stitch-bonded non-woven fabric is a kind of dry-laid non-woven fabric. The stitch-bonded method is to use warp-knitted coil structure to web, yarn layer, non-woven material (such as plastic sheet, plastic thin metal foil, etc.) or their combination The body is reinforced to make a non-woven fabric. .


? 2020 Shenzhen Rainbow Nonwoven Co., Ltd.

Guangdong ICP 20036618

Technical Support:SZTD

Baidu statistics

主站蜘蛛池模板: 国产视频1| 91精品国产综合久久久久久婷婷 | 久久综合色一综合色88 | 欧美国产精品久久久久久免费 | 在线播放亚洲 | 亚洲熟妇无码AV不卡在线播放 | 91福利视频在线观看 | 国产欧美日韩精品a在线看 狠狠色综合色综合网站嗯 麻豆久久久久 | yourporn精品视频入口 | 久久久国产视频91 | 天堂网在线最新版www | 国产女优在线观看 | 亚洲国产一区二区三区在线播放 | 欧美日韩日本国产 | 成人区精品一区二区婷婷 | 成年人免费小视频 | AV大片在线无码永久免费 | 玩弄人妻少妇500系列视频 | 欧美日韩在线影院 | 99视频免费| 九九视频这里只有精品 | av毛片在线免费看 | 精品人妻无码一区二区三区蜜桃 | 亚洲性无码AV在线观看 | 国产高清在线 | 亚洲国产精品无码久久久久久曰 | 爱爱视频免费播放 | 韩国无码无遮挡在线观看 | 看曰本女人大战黑人视频 | 欧美草比视频 | 超碰国产91 | 亚洲精品少妇久久久久久 | 羞羞答答xxdd.tv | 久久综合国产精品台湾中文娱乐网 | 久热综合在线亚洲精品 | 91桃色网站| 中文字字幕乱码视频 | 久久频这里精品99香蕉 | 嫩草影院黄| 奇米777四色影视在线看 | 日本道二区视频 |