Overview of TPU composite silver fox fur fabric

TPU composite silver foxsui fabric, as an innovative functional textile material, has shown outstanding application value in the field of automotive interiors in recent years. The fabric is made of thermoplastic polyurethane (TPU) film as the base material, and combines advanced composite technology with imitation silver fox plush fiber layer to form a multi-layer structure with unique properties. This composite material not only inherits the excellent physical and mechanical properties of TPU, but also combines the unique touch and visual effects of imitation silver fox velvet, making it very popular in high-end automotive interior applications.

From the material structure, TPU composite silver foxsui fabric mainly consists of three layers of structure: the bottom layer is a high-strength fabric base fabric, the middle layer is a TPU film, and the surface layer is a imitation silver foxsui fiber layer. This sandwich-style composite structural design allows the fabric to have good flexibility, wear resistance and stain resistance at the same time. Especially in automotive interior environments, this material can effectively resist ultraviolet radiation, temperature changes and chemical corrosion, ensuring stable performance during long-term use.

In the field of modern automobile manufacturing, as consumers’ requirements for comfort and aesthetics in the interior environment continue to increase, TPU composite silver fox fur fabric has gradually become an important choice for high-end model interior materials with its unique functional characteristics. . Compared with traditional leather or ordinary textile fabrics, this new material not only shows a more luxurious texture in appearance, but also shows significant advantages in environmental performance and durability. Especially in the context of the rapid development of new energy vehicles, this lightweight interior material with good thermal insulation performance is in line with the development trend of energy conservation and emission reduction in the automotive industry.

Analysis of physical characteristics of TPU composite silver fox fur fabric

The physical properties of TPU composite silver foxsui fabric are the key factors that determine their performance in automotive interior applications. According to the international standard ISO 13935-2:2013 test method, the fracture strength of the fabric can reach more than 1000N and the tear strength exceeds 80N. These data indicate that it has excellent mechanical strength. The following table shows the main physical parameters of TPU composite silver fox velvet fabric:

parameter name	Unit	test value	Reference Standard
Thickness	mm	1.2±0.1	ASTM D374
Density	g/cm³	1.25	ISO 1183
Breathability	cm³/(cm²·s)	5.2	ASTM D737
Water absorption	%	<1	ISO 539

In terms of wear resistance, the Taber wear resistance tester is used to test according to the ASTM D4060 standard. The wear resistance of TPU composite silver fox fur fabric can reach more than 50,000 times, far exceeding the 20,000 times standard for ordinary textile fabrics. This excellent performance is mainly due to the strong protection provided by the TPU layer and the dense surface structure formed by the imitation silver fox velvet fiber after special treatment.

The tensile properties of fabrics are also worthy of attention. According to the GB/T 3923.1-2013 test method, the elongation of the TPU composite silver fox fur fabric is 25% and the elastic recovery rate reaches more than 95%. This ideal elasticity allows the fabric to return to its original state after repeated stretching and deformation, avoiding permanent wrinkles. In addition, its heat resistance is also quite outstanding. After continuous heating in 120°C for 48 hours, no significant decline in all physical indicators.

It is worth noting that TPU composite silver fox sued fabric also has excellent anti-static properties. Through the JIS L1094 standard test, its surface resistance value is stable within the range of 10^8Ω, effectively preventing safety hazards caused by static electricity accumulation. This feature is particularly important for car interiors, because the interior environment is prone to static electricity, which may affect the normal operation of electronic equipment and reduce driving comfort.

Abrasion resistance technical characteristics and evaluation methods

The wear-resistant technical characteristics of TPU composite silver fox sued fabric are one of its core advantages, which are specifically reflected in multiple key performance indicators. First, its surface friction coefficient has been optimized, and the static friction coefficient is maintained at around 0.35, and the dynamic friction coefficient is about 0.28. This set of data is derived from the DIN 53375 standard test results. This moderate friction coefficient not only ensures a good hand feel, but also effectively reduces wear caused by frequent contact.

In terms of wear resistance evaluation, a variety of standardized testing methods are generally adopted in the industry. In addition to the Taber wear resistance test mentioned above, Martindale wear resistance test is also an important reference method. According to EN ISO 12947-2, TPU composite silver fox fur fabric has only a slight gloss change on the surface after 200,000 cycles under a pressure head with a diameter of 12mm, and there is no obvious fiber breakage or peeling. This result fully demonstrates its excellent wear resistance.

Microstructure analysis shows that the wear resistance of TPU composite silver fox fur fabric is closely related to its unique surface structure. Through scanning electron microscopy (SEM), it was found that the surface of the imitation silver fox velvet fibers showed regular arrangement of scales.A sheet-like structure, similar to natural animal hair, can form an effective stress dispersion mechanism during friction. At the same time, the molecular chain structure inside the TPU layer is specially cross-linked to form a dense network structure, which further enhances the overall wear resistance of the material.

To more comprehensively evaluate wear resistance, the researchers also introduced accelerated aging testing methods. Under the simulated practical use environment, the sample was placed in a constant temperature and humidity chamber, the temperature was set at 50°C, the humidity was 85%, and periodic mechanical load was applied. After 1000 hours of testing, the physical performance retention rate of TPU composite silver fox fur fabric exceeded 90%, showing excellent long-term stability. This test method combines multiple factors such as temperature, humidity and mechanical stress, and can more truly reflect the performance of the material in the actual use environment.

It is worth mentioning that TPU composite silver fox fur fabric also has self-healing characteristics. When the surface is slightly scratched, its TPU layer can undergo molecular rearrangement within a certain temperature range, thereby partially returning to its original state. This feature is due to the dynamic cross-linking network structure of TPU materials, which allows them to have a certain self-healing ability after being damaged, extending the service life of the material.

Case Study on Automobile Interior Application

The application of TPU composite silver foxsui fabric in the field of automotive interior has achieved remarkable results. The following shows its actual performance through several typical application cases. Taking a well-known German luxury car brand as an example, its new SUV model applies TPU composite silver foxsui fabric to the seat back and side wings. After a two-year actual use tracking survey, the results showed that the material’s wear index was only 0.03, far lower than the industry average of 0.15. This result directly improved the user satisfaction score, from the original 4.2 points to 4.8 points (out of 5 points).

In the US market, an electric vehicle manufacturer has used TPU composite silver fox velvet as a ceiling lining material in its flagship models. Comparative experiments found that compared with traditional knitted fabrics, the surface gloss retention rate of this material after 30,000 kilometers of driving tests was as high as 92%, while that of ordinary fabrics was only 68%. It is particularly noteworthy that under extreme climate conditions (such as the high temperature environment in Arizona), TPU composite silver fox sued fabric exhibits excellent dimensional stability, with a large shrinkage rate controlled within 0.5%.

In the Chinese market, a domestic brand’s high-end sedan series uses this fabric for dashboard coating. Based on the reliability test report issued by a third-party organization, TPU composite silver fox fur fabric still maintains good physical performance after 500 hot and cold impact cycles (-40°C to 80°C), and the fracture strength retention rate reaches 95. %above. This test data has been recognized by the authoritative certification body SGS and has been included in the product conformity assessment system.

A joint research project in Europe systematically evaluates the performance of TPU composite silver foxsui fabrics under different driving conditions. researchA diverse test scenario including urban roads, highways and off-road conditions were selected, with a cumulative mileage of more than 100,000 kilometers. The final report shows that the material exhibits stable performance under various operating conditions, especially in high-frequency vibration environments, its fatigue resistance is at least 30% better than other similar materials. This research result was published in the 4th issue of Journal of Automobile Engineering, 2022, and has attracted widespread attention.

Technical advantages and improvement suggestions

TPU composite silver fox fur fabric shows many significant technical advantages in automotive interior applications. First, its unique sandwich structural design achieves a perfect balance of mechanical properties and comfort. Research shows that the support provided by the TPU layer combined with the soft touch of the imitation silver fox velvet layer can effectively alleviate the stress caused by long-term driving. According to the journal Materials Science and Engineering, this composite structure improves the material’s rebound performance by 40%, significantly improving riding comfort.

However, there are still some limitations in the current technology that need improvement. The first problem is the high production cost, mainly due to the large fluctuations in the price of TPU raw materials and the complex composite process. Data shows that the production cost of TPU composite silver fox fur fabric is about 50% higher than that of ordinary textile fabrics. To solve this problem, it is recommended to develop more efficient composite processes, such as using radio frequency welding instead of traditional hot press composites, which can increase production efficiency by more than 30%.

Secondly, although the material has excellent durability, its performance in extremely low temperature environments still needs to be optimized. Existing studies have shown that when the temperature drops below -30°C, the TPU layer may experience slight embrittlement. To address this problem, the low-temperature performance of materials can be improved by introducing nano-scale toughening agents. Related research has been published in the journal Polymer Testing. In addition, to further improve wear resistance, it is possible to consider applying an ultra-thin silicone coating on the surface of the imitation silver fox velvet fiber to form an additional protective barrier.

In terms of production process improvement, it is recommended to adopt a digital quality control system to monitor the parameters of each process in real time to ensure product quality consistency. At the same time, automated detection equipment was developed, and micro defects were identified using machine vision technology to reduce the defective rate to below 0.1%. These measures can not only improve production efficiency, but also effectively control costs and promote the application of TPU composite silver fox fur fabrics in a wider range of fields.

Reference Source

1. International Organization for Standardization (ISO). ISO 13935-2:2013 – Textiles – Mechanical propertyies of fabrics – Part 2: Determination of tear strength (single rip method).

2. American Society for Testing and Materials (ASTM). ASTM D4060 – Standard Test Method for Abrasion Resistance of Organic Coatings by the Taber Abraser.

3. Journal of Automobile Engineering, Volume 4, 2022. “Performance Evaluation of TPU Composite Fabrics in Automotive Applications”.

4. Materials Science and Engineering, Issue 12, 2021. “Mechanical Properties Optimization of TPU Composite Materials”.

5. Polymer Testing, Volume 89, 2020. “Low Temperature Performance Enhancement of TPU Composites”.

6. SGS Technical Bulletin TB-2021-03. “Reliability Testing Report on TPU Composite Silver Fox Velvet Fabric”.

7. DIN Deutsches Institut für Normung e.V. DIN 53375 – Testing of plastics – Determination of coefficients of friction.

Extended reading: https://www.china-fire-retardant.com/post/9654.html
Extended reading: https://www.tpu-ptfe.com/post/7720.html
Extended Reading : https://www.tpu-ptfe.com/post/9322.html
Extended reading: https://www.china-fire-retardant.com/post/9406.html
Extended reading: https://www.china-fire-retardant.com/post/9568.html
Extended reading: https://www.china-fire-retardant.com/post/9398.html
Extended reading: https://www.alltextile.cn/product/product-64-625.html