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Dongguan Lianying develops high sound-absorbing non-woven materials

by:Sunshine     2020-04-30
According to our report, Guangdong Dongguan Lianying non-spinning Technology Co. , Ltd. has recently developed a sound absorbing material for automobile engines, which has been tested by Tongji University's Institute of Acoustics. This product is a material with high sound absorbing coefficient. Lianying non-woven has invested heavily in the research and development of automotive materials, and has obtained a number of high-tech achievements, covering the vast majority of automotive interiors and automotive sound-absorbing insulation materials, including car carpets, car interiors, car ceilings, car rear seats and other fields. So far, the company has a number of independent intellectual property rights, and has obtained 6 invention patents and 9 utility model patents. It is understood that this kind of sound absorbing material for automobile engines consists of 100% polyester fiber through high-tech acupuncture and in the shape of block cotton, at 250 ~ The sound absorption coefficient in the noise range of 5000Hz is up to 1. 15. The special sound absorption mechanism of the product creates excellent heat preservation performance, thus creating a very comfortable constant temperature space. The material is light in weight, easy to process, and has good flame retardant and impact resistance. The material has good physical stability so that the product will not expand and shrink due to temperature restrictions and temperature changes. This kind of material can be used to make a soft and rich natural texture experience. There are many sizes, widths, weights and thicknesses for users to choose from. The person in charge of the company said that Lianying non-woven will continue to develop more practical products with high-tech content and energy production, and strive for the near future, growing into a high-tech non-woven enterprise with Lianying characteristics in Guangdong province. (Guo Ming)
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