In recent years, the parental particles mainly based on calcium carbonate are used to use plastics and non-woven fabrics, so that the spunbonded non-woven products from all over the country will develop, and the business is booming and the competition is fierce.
The important reason for the rapid development of PP spunbonded non-woven fabric is that its manufacturing method is simple and fast, low product cost, stable quality, and strong market competitiveness. In order to reduce the amount of polypropylene to reduce the amount of polypropylene, the production of carbon dioxide is reduced, and it will also add calcium carbonate filling bombs in the production process to account for more advantages in price, processing, production costs, physical indicators. From this point of view, it has greatly expanded the application field and sustainable development of PP spunbonded non-woven fabric, and the energy saving and emission reduction is an inevitable trend in the development of the spunning non-woven industry.
Manufacturing process of calcium carbonate in pp spunbond nonwoven fabric
The raw material used in spunbond nonwoven fabric is high melt index polypropylene, which is mixed with calcium carbonate filling the female material, and the hopper enters the screw extruder to extrud the continuous pre-filter, and then enter the spinning box . The melt is pumped into the spun head, and the meter is accurately measured, and the melt is delivered to the spinneret, and the continuous melt is formed, i.e., the initial fibers. The primary fiber is then treated with the air cooling and airflow to form a long stencil. The filament beam is moving through the tanning roller, and the web is evenly placed on a web curtain in operation.
Dongyang Lai Chi Environmental Protection Technology Co., Ltd. has an annual output of more than 40 million square meters of elastic non-woven production line, SSS non-woven production line, SMS non-woven production line, and a series of elastic deep processing equipment, professional production and sales non-woven fabric, spinning Non-woven fabric, elastic non-woven fabric, medical non-woven fabric, is your trusted non-woven manufacturer.
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