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[What are the factors that affect polypropylene BCF yarn?]
Release date:[2022/4/26] Is reading[158]次

Do you know polypropylene BCF yarn? Polypropylene BCF yarn is widely used in carpets. The carpet made of polypropylene BCF yarn is as plump as wool, with good resilience, soft hand feeling, bright color, no fading, and good antistatic effect! Therefore, polypropylene BCF yarn has developed rapidly and won the love of customers! Let's introduce the polypropylene BCF yarn in detail below:

What are the factors that affect polypropylene BCF yarn?

1. The quality of the masterbatch. Since polypropylene itself cannot be dyed, it is appropriate to add color masterbatch during spinning to produce excellent yarn. However, the color difference caused by the quality of the masterbatch is not rare. The color masterbatch itself is not uniform, and the existence of continuous knives and agglomeration will now cause color difference. The measures taken are to check the condition of the pelletizer frequently, so that the produced masterbatches are formed into slices of uniform size.

2. Temperature. The temperature of polypropylene BCF yarn during the spinning process is also a major cause of color difference. Because the melting point of polypropylene itself is not high, in the spinning process, it must be ensured that the spinning temperature is higher than 60° of the solubility of polypropylene itself in order to better produce colored yarns. But because the spinning temperature is very sensitive to the color. This requires the technicians of Dr. Yarn to control the spinning temperature for dyed yarns of different colors.

3. Drafting deformation. People are skeptical that "drawing deformation" will cause chromatic aberration, and it is generally considered impossible. However, it is very common from the perspective of customers. The measures taken are to ensure consistency in every bit of oiling, selection of deformers and generation of tension, which effectively controls chromatic aberration.

4. The effect of stretching temperature. The draft temperature is very important. The temperature should be controlled above the glass transition temperature of 10 degrees to 20 degrees. If the temperature is too high, it will dissolve and cause the thread to break. Too low temperature will also lead to unsatisfactory filament and uneven color. According to the research, it is better to control the stretching temperature at 130°.

There are many factors affecting polypropylene BCF yarn. The above four factors are the main factors affecting polypropylene BCF yarn. If you want to completely avoid color difference, you need to consider many small factors. This requires accumulating experience in practice and learning from failures. to achieve the ultimate goal.

Nantong Linjia Fiber Products Co., Ltd. is located in the economically developed area of the Yangtze River Delta - Nantong City, Jiangsu Province. The transportation in this area is convenient, it is close to the metropolis of Shanghai, and the surrounding highways are convenient and fast! Nantong Linjia Fiber Products Co., Ltd. specializes in the production of various polypropylene BCF yarns, polypropylene double-twisted yarns, polypropylene high-strength yarns, polypropylene high-strength yarns, and engineering fibers all year round. , It can be produced according to the samples provided by customers with quality and quantity to meet customer needs for products. In recent years, the company has been serving customers in terms of product diversification and full color spectrum, and has won a good reputation and good reputation from many customers in the door and window top industry, carpet industry, webbing industry, and engineering industry.


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