Mica Insulation Sheet To Replace Plastic Cell Holder Plates In Cylinder Lithium Battery Pack For Higher Fire Resistance

Mica Insulation Sheet To Replace Plastic Cell Holder Plates In Cylinder Lithium Battery Pack For Higher Fire Resistance

Mica insulation sheets are increasingly being utilized to replace plastic cell holder plates in cylindrical lithium battery packs. Their superior fire resistance and thermal management properties make them an ideal choice for enhancing the safety and efficiency of battery systems.

Key Properties

1. High Fire Resistance: Mica is inherently fire-resistant, significantly reducing the risk of combustion and thermal runaway, which are critical concerns in lithium battery applications.

2. Excellent Thermal Stability: Mica can withstand high temperatures without degrading, ensuring reliable performance in high-heat environments typical of lithium batteries.

3. Superior Electrical Insulation: Mica sheets provide high dielectric strength, preventing electrical shorts and ensuring safe operation of battery cells.

4. Chemical Resistance: Mica can endure exposure to battery electrolytes and other chemicals, enhancing the longevity and durability of the insulation.

5. Mechanical Strength: Mica sheets are robust and can withstand mechanical stresses, making them suitable for dynamic applications in battery packs.

6. Lightweight: Mica insulation sheets are lightweight, contributing to overall weight reduction in battery designs without compromising performance.

Applications in Cylindrical Lithium Battery Packs

• Insulation Between Cells: Mica sheets can be used to insulate individual cylindrical cells, preventing electrical shorts and improving safety.

• Heat Shields: They act as effective heat barriers, protecting battery cells from excessive heat generated during charging and discharging cycles.

• Structural Support: Mica sheets provide structural integrity within the battery pack, helping to secure the cells and other components in place.

• Fire Barriers: Mica can serve as a fire barrier, protecting adjacent cells from heat and flames in the event of a failure.

Considerations for Use

• Thickness and Size: Choose the appropriate thickness and dimensions of mica sheets based on the specific design requirements of the cylindrical battery pack.

• Temperature Ratings: Ensure that the mica material can handle the maximum temperatures expected during battery operation.

• Installation: Proper installation is crucial to maximize the effectiveness of the insulation and fire-resistant properties.

Mica insulation sheets are an excellent alternative to plastic cell holder plates in cylindrical lithium battery packs. Their high fire resistance, thermal stability, and superior electrical insulation enhance the safety and performance of lithium batteries, making them suitable for applications in electric vehicles, consumer electronics, and energy storage systems.

TDS

Mica insulation Plate: Muscovite or Phlogopite

High temperature resistance: 750-830 degrees

Thermal conductivity less than 0.4 WmK, hight di-electric performance

Water Absorption: less than1.5%, excellent water proof performance

YT MICA fully implement the ISO 9001-2015 quality system operation,as a stan- dardization of internal management,strengthen the system building an important measure.A strict quality control system has been established,from raw materials, processes, finished products inspection,to ensure that every link in the production process is strictly in accordance with the standards for testing.

YT Mica has equipped with various fire-resistant testing devices and can assist customers in developing fire-resistant cable products according to different standards of various countries, providing one-stop solution service.

1. According to different requirements, we have compiled a total of 64 testing items for mica products, including physical properties, electrical properties, thermal properties, aging properties, and flame retardant properties, which basically cover all the requirements for mica performance testing;

2. At present, YT MICA is capable to detect 50 items of the testings and provide theoretical support quickly for different application scenarios of mica products.

Yitian Mica has obtained 5 invention patents, 21 practical patents, 20 software registration rights, and 3 trademarks. More intellectual property rights has been applied for verification.

YTMICA 5 invention patents:
a mica insulation material for battery cells and its processing & application.
a squeeze-resistant fireproof mica tape for power batteries and its processing & application.

high-temperature resistant mica tape & mica thermal insulation parts and their production methods.
a processing method for fire-resistant mica tape.
a fire-resistant insulation tape for optical cables.

System certifications obtained:
ISO9001 Quality Management System Certificate
ISO14001 Environmental Management System Certificate
ISO45001 Certificate of Occupational Health&Safety Management
IATF 16949 Quality Management System certificate
SA8000 Social Responsibility Management System Certificate

YT Mica has a dedicated R&D department working on innovations and the development of your projects. It is our longstanding experience with processing natural mica that allows us to provide tailor-made solutions for our end customers. Our product development and application engineering specialists will be in close cooperation with our customers to identify their needs and meet their specific requirements. If we don't have an immediate solution for you, our R&D department will work with you to develop and deliver the best possible solution that will meet your needs.

We have invested and developed expertise in machining, drilling, cutting, sawing and punching, thermal pressing/stamping our products to provide the best solutions to our customers. From our home made mica sheets we can manufacture pieces according to your technical specifications.

Know more about YT Mica at www.ncnc.cn