Non woven fabric is a textile formed by combining fibers through chemical, physical, or mechanical methods. Compared with traditional textiles, non-woven fabrics have many advantages, such as higher strength, wear resistance, and breathability. However, there are indeed some situations where non-woven fabrics may deform.
The influencing factors of non-woven fabric deformation
The material of non-woven fabric
Firstly, the deformation of non-woven fabrics is related to their material. Non woven fabrics can be made from many different materials, including polyester, polyamide, polypropylene, etc. Different materials have different chemical structures and physical properties, so they will exhibit different behaviors when subjected to force. Some materials have strong tensile properties and are not easily deformed, while others may be more prone to deformation.
The production method of non-woven fabric
Secondly, the method of manufacturing non-woven fabrics can also affect their deformation performance. The manufacturing process of non-woven fabric includes steps such as spinning, mesh forming, and bonding. Among them, the bonding step is crucial and can be achieved through methods such as thermal bonding and chemical bonding. Different combination methods may have an impact on the deformation performance of non-woven fabrics. For example, during the heat sealing process, non-woven fabrics need to withstand pressure at high temperatures, which may cause the fibers to melt and flow, thereby changing their original shape.
External force
In addition, the effect of external forces is also one of the reasons for the deformation of non-woven fabrics. Like other textiles, non-woven fabrics also need to withstand external forces, such as tension, pressure, etc. If the non-woven fabric exceeds its load-bearing capacity during the process of withstanding external forces, it is likely to deform. Especially when the thickness or density of non-woven fabric is relatively thin, its deformation performance will be more significant.
Usage environment
In addition, changes in the usage environment may also cause deformation of non-woven fabrics. Non woven fabrics are often used in various environments, including environments with significant changes in temperature, humidity, etc. These environmental changes may affect the physical and chemical properties of non-woven fabrics, causing them to deform and lose their original shape.
However, overall, compared to other textiles, non-woven fabrics have better deformation performance. This is mainly due to the high strength and wear resistance of non-woven fabrics, which can resist the influence of external forces to a certain extent. In addition, the structure of non-woven fabrics is relatively stable, and the fibers are connected through bonding methods, thereby enhancing the stability of their shape.
Measures to reduce deformation of non-woven fabrics
To reduce the deformation problem of non-woven fabrics, some corresponding measures can be taken. Firstly, choose high-quality non-woven fabric materials. Better materials have better deformation performance. Secondly, strengthen the bonding process of non-woven fabrics to make their fibers more firmly connected together and reduce the possibility of deformation. In addition, during use, it is important to avoid external forces that exceed the load-bearing capacity of non-woven fabrics and reduce the risk of deformation.
Conclusion
In summary, although non-woven fabrics have good strength and shape stability, they may still deform and lose their original shape in certain situations. This may be related to factors such as materials, manufacturing methods, external forces, and usage environment. To reduce the deformation problem of non-woven fabrics, high-quality materials can be selected, the bonding process can be strengthened, and external forces beyond their load-bearing capacity can be avoided.
Dongguan Liansheng Nonwoven Fabric Co., Ltd., a manufacturer of non-woven fabrics and non-woven fabrics, is worthy of your trust!
Post time: Jul-07-2024