Polypropylene BCF Yarn Product Features: Polypropylene BCF wire has the advantages of deep penetration fiber tissue, excellent light resistance and odorbest fastness and good anti-fouling effect. After weaving into a carpet, the grade is high, the softness is good, comfortable, permanent resistance, no leg color, flame retardant, easy to clean.
Polypropylene BCF gauze exception: fresh color, not easy to fade, antistatic effect is good.
Polypropylene BCF Yarn Products: Can be used in textile, decorative fabrics, automotive blankets, carpet industries, etc.
Polypropylene BCF yarn, commonly known as polypropylene bulk yarn, polypropylene carpet yarn, BCF is an English abbreviation of expanded continuous filaments, and is also not only one step-by-step continuous filament. The polypropylene BCF filament can be made by several different process flows.
Small preparation briefly introduces three process flows for making a polypropylene BCF yarn:
Preferred species: one step: continuous spinning, stretching, deformation, winding process
Second: two-step method: spinning stretching combined → tie wire deformation or spinning winding → tiller deformation
Third type: three-step method: spinning drum → tie stretch → deformed
A process requirement for continuous production of polypropylene BCF yarn continuously: Simultaneous use of three specifications of the same screw can squeeze the melt corresponding to different colors of three requirements, and then reach the spinneret after the distribution tube, so that each filament is three different The wire is made of silk, which is made into a polypropylene BCF filament by continuous stretching deformation.
The two-step or three-step production process is substantially similar, that is, a winding tube sets a color, and then combines three colors of the tube, stretching into a polypropylene BCF yarn.
Although three processes are there, there are many process processes for two-step process.