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How does the Bally Leather Flexing Tester Improve Leather Product Durability?

How does the Bally Leather Flexing Tester Improve Leather Product Durability?



The leather industry has always been dedicated to achieving excellence in order to ensure the quality of leather products. One crucial aspect is evaluating the flexing endurance of leather materials. The Bally Leather Flexing Tester is an advanced instrument that plays a vital role in testing the resistance and durability of leather. This article delves into the significance of the Bally Leather Flexing Tester, its working principle, and its importance in maintaining industry standards and enhancing customer satisfaction.


Leather is one of humanity's most precious materials, extensively used in various products such as shoes, bags, accessories, furniture, and automotive interiors. However, to ensure the durability and quality of leather products, the material's resistance to cracking or other types of failure at the bend crease need to be determined.

The Bally flexometer is a specialized instrument designed to simulate the flexing action on leather materials to evaluate their endurance and assess potential wear and tear. This machine plays a crucial role in quality control and product development, ensuring that leather products meet the industry's stringent standards.

Significance of Leather Flexing Testing:

The flexing endurance of leather is a critical parameter that determines its performance and lifespan. Customers expect leather products to withstand repeated bending and flexing without cracking, delaminating, or losing their original properties. By using the Bally Resistance Flexing Tester for flexing tests, manufacturers can identify potential issues in leather materials before products reach the market, reducing product failures and customer dissatisfaction.

Working Principle of the Bally Leather Flexing Tester:

Fold the test specimen and fix one end in the clamps. Then, flip the test specimen and secure the free end in the second clamp at a 90-degree angle to the first one. The first clamp oscillates at a specified rate, causing the test specimen to bend. The number of bending cycles is recorded at set intervals, and the test specimen's condition is visually assessed. The test can be conducted with both wet and dry test specimens.


Technical Specifications:

The Bally Leather Flexing Tester complies with international testing standards. It typically offers customizable settings based on different types of leather, ensuring precise and reliable test results.

1. Equipped with Type A upper grips:

SATRA TM 55; IULTCS/IUP 20-1; ISO 17694; EN 13512; EN344-1 section and annex C; EN ISO 20344 section; GB/T20991 section; AS/NZS 2210.2 section; JIS-K6545; BS 3144 Clause 13

2. Equipped with Type B upper grips: 

ISO 32100; DIN53351; ISO5402-1; GE-24; ASTM D 6182 EN ISO 20344-2021 section 6.6.3

Importance of Quality Assurance:

The Flexometer test for leather is an important tool in the leather industry, providing essential data for quality assurance. By subjecting leather samples to controlled flexing tests, the following aspects can be evaluated:

Durability: The test helps determine the number of flexing cycles a leather material can endure before showing signs of damage, such as cracks, tears, or color changes. This data aids manufacturers in selecting suitable leather grades for different products.

Material Selection: The test assists in comparing the flexing performance of different types of leather, helping manufacturers choose the most suitable material for specific applications.

Product Development: Flexing tests aid in developing new leather formulations and processing methods to improve their resistance to wear, leading to the production of more durable and reliable leather products.

Quality Control: Incorporating the Leather Bally Flexing Tester into the production process allows for regular quality checks, ensuring that leather products leaving the factory meet the necessary industry standards.



In conclusion, the Bally Leather Flexing Tester is an indispensable instrument in the leather industry, providing necessary data for product development, material selection, and quality assurance. By simulating repetitive flexing conditions, manufacturers can assess the endurance of leather materials, resulting in the production of high-quality leather products that meet customer expectations. Embracing this technology ensures the continued growth of the leather industry and meets the ever-changing demands of consumers, all while upholding the commitment to excellence and professionalism.

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