This information is compiled and published by Jinan Languang Electromechanical Technology Co., Ltd.

The breathability tester plays a crucial role in the lithium battery industry, especially in detecting the breathability of lithium battery separators. It plays a vital role and effectively promotes the development of the battery industry. The following is a detailed analysis of the breathability tester in detecting the permeability of lithium battery separators:

1、 Basic principle of breathability tester

The breathability tester adopts the principle of volumetric testing and is specialized in testing the gas permeability of battery separators, breathable membranes, and related polymer materials. It is also suitable for testing the gas permeability of cigarette paper and various types of paper. The time required for 100mL of air to pass through a membrane with an area of 6.45cm2 under a pressure of 1.21kPa applied by the testing instrument in a temperature, humidity, and atmospheric pressure environment.

2、 Application of Breathability Tester in Lithium Battery Diaphragm Testing

1. Evaluate the breathability performance of the separator: The breathability tester can accurately measure the breathability of lithium battery separators, helping manufacturers understand whether the breathability performance of the separator meets design requirements. This is crucial for ensuring the charging and discharging performance, cycle life, and safety of lithium batteries.

2. Optimize production process: Through batch testing with a breathability tester, manufacturers can quickly screen out diaphragm materials with excellent breathability, optimize production processes, and improve production efficiency and product quality.

3. Responding to market changes and regulatory requirements: With the continuous improvement of performance requirements for lithium batteries in the market and the increasing strictness of relevant regulations, the importance of breathability testers is becoming increasingly prominent. Using a breathability tester for testing and evaluation can ensure that lithium battery separator products meet market and regulatory requirements, improve product competitiveness, and increase market share (separation) rate.

3、 Technical characteristics of breathability tester

1. High precision: The breathability tester adopts advanced measurement technology and precise instrument design, which can achieve high-precision breathability measurement, ensuring the accuracy and reliability of test results.

2. High efficiency: The breathability tester has fast and automated testing functions, which can complete the testing of a large number of samples in a short period of time, improving testing efficiency.

3. Wide applicability: The breathability tester is suitable for different types of lithium battery separator materials, such as polymer separators, ceramic separators, etc., and has a wide range of applicability.

4、 The role of breathability tester in the development of battery industry

As an important testing tool in the lithium battery industry, the breathability tester not only helps manufacturers evaluate and optimize the breathability performance of separator materials, but also provides strong support for battery design, material research and development, and other fields. By using the test data from the breathability tester, manufacturers can more accurately control the breathability performance of the separator, improving the performance and stability of lithium batteries. At the same time, the breathability tester has injected new vitality into the development of the lithium battery industry, promoting technological progress and innovation in the industry.

In summary, the breathability tester plays an important role in detecting the breathability of lithium battery separators, providing strong support for the development of the battery industry. With the continuous advancement and innovation of technology, breathability testers will continue to play a more important role in the future, promoting the development of the lithium battery industry towards higher performance, safety, and environmental protection.