Electrical Insulation O Ring Mica For Energy Storage Battery Pack Customized

Product Specification

Payment Terms	L/C, T/T	Delivery Time	5-10 days
Packaging Details	by piece, by pallet	Raw Material	Mica
Dielectric strength	>15KV/mm	Color	White, Golden, Green, etc
Thermal Conductivity	< 0.4 WmK	Application	Fire ressitant, thermal barrier, electric insulation
Flame Retard	UL94 V0 grade	Elongation	>15%
Width	customized	Thickness	customized
Tensile Strength	>100N/cn	Water Absoprtion	<1.5%
Adhesive Type	Silicon resin epoxy	Brand Name	YT Mica / YiTian Mica
Model Number	YT Mica / phlogopite mica sheet / rigid mica sheet for EV battery	Certification	ROHS/ SGS/ REACH
Place of Origin	China
High Light	Mica For Energy Storage Battery ，Electrical Insulation Mica O Ring ，Customized Thick Mica Insulation Ring

Mica Gasket / Mica O-Ring As Insulating Pad For Cylinder Cells Positive Electrode Of Energy Storage Battery Pack .

 

Using mica O-rings as insulating pads for the positive electrodes of cylinder cells in energy storage battery packs can offer several benefits due to the properties of mica. Here are some key points to consider:

Benefits of Mica O-Rings

1. Electrical Insulation: Mica is an excellent electrical insulator, which helps prevent short circuits between the positive electrode and other components.

2. Thermal Stability: Mica can withstand high temperatures, making it suitable for use in battery applications where heat generation is a concern.

3. Chemical Resistance: Mica is resistant to many chemicals, which can be beneficial in battery environments where electrolyte leakage might occur.

4. Mechanical Strength: Mica O-rings provide good mechanical support, helping to maintain the structural integrity of the battery cells.

5. Low Moisture Absorption: Mica has low moisture absorption properties, which can be advantageous in maintaining battery performance over time.

Considerations

• Thickness and Compression: Ensure that the thickness of the mica O-ring is appropriate for the specific application. It should provide adequate insulation while also allowing for proper compression to maintain contact and efficiency.

• Cost: Mica can be more expensive than some other insulation materials. Evaluate the cost-effectiveness based on the performance benefits.

• Compatibility: Ensure that the mica O-ring is compatible with the other materials used in the battery pack, especially the electrolyte.

Applications

Mica O-rings can be used in various energy storage systems, including:

• Lithium-ion battery packs
• Lead-acid batteries
• Supercapacitors

Conclusion

Incorporating mica O-rings as insulating pads can enhance the performance and safety of cylinder cell battery packs. Proper design and selection of materials are crucial to optimize the benefits while minimizing potential drawbacks.

 

Technical Data Sheet

 

Property	HP5	HP8	Unit	Test Criteria
Mica Type	Muscovite	Phlogopie		Visual
Mica content	92	92	%	IEC 60371-2
Glue content	8	8	%	IEC 60371-2
Density	1.8-2.45	1.8-2.45	g/cm3	IEC 60371-2
Yield Strength	＞200	＞200	MPa	GB/T 5019.2
Moisture Absorption	＜1	＜1	%	GB/T 5019.2
Fire Resistance
Continuous working condition	500	700	℃
Intermittent working condition	800	1000	℃
Thermal gravimetry
Thermal gravimetry at 500℃	＜1	＜1	%	IEC 60371-2
Thermal gravimetry at 700℃	＜2	＜2	%	IEC 60371-2
Electric property
Dielectric strength	＞20	＞20	KV/mm	IEC 60243-1
Insulation resistance at 23℃	1017	1017	Ω·cm	IEC 60243-1
Insulation resistance at 500℃	1012	1012	Ω·cm	IEC 60243-1
Flame retardant test
Flame retardance	UL94 V-0	UL94 V-0
Smoke test	＜4	＜4

 

Mica Testings for New Energy Industry as below:

 

Item	Property	Testing items	Testing criteria	Tested by
1	Physical Property	Mica content	IEC 60371	YT Mica Internal Test
2		Glue content	IEC 60371
3		Density	IEC 60371
4		Thickness	Thickness Gauge Test
5		Water Absorption	ISO 62
6		Delamination	GB/T 5019.2-2009
7		TGA(Thermal Gravimetry Analysis)	IEC60371	3rd PartyTest
8		Linear expansion coefficient (length direction) thickness direction	ASTM E831	3rd PartyTest
9	Back glued performance	Peel off strength	ASTM D3330	YT Mica Internal Test
10	Fire retardance	Flame retardance	UL94	3rd PartyTest
11	Cleanness	Cleaness	VDA19,ISO16232	3rd PartyTest
12	Thermal Property	Thermal conductivity	ASTM E1461	3rd PartyTest
13		Heat Capacity	ISO 11357	3rd PartyTest
14		Fire Resistance	1200±100℃,30min	YT Mica Internal Test
15	Mechanic Property	25℃ Bending Strength	ISO 178	YT Mica Internal Test
16		25℃Bending Modulus	ISO 178
17		-40℃ Bending Strength	ISO 178
18		25℃ Tensile Strength	ISO 527
19		25℃ Section Elongation	ISO 527
20		25℃ Tensile Modulus	ISO 527
21		Impact / Shock Strength	ISO 179:2010	3rd PartyTest

Item	Property	Testing items	Testing criteria	Tested by
22	Electrical properties	Insulation resistance	IEC 60093/IEC 62631-3	YT Mica Internal Test
23		Volume resistivity	GB/T1410-2006	YT Mica Internal Test
24		Dielectric Strength	IEC 60243	YT Mica Internal Test
25		Withstand voltage test	GB/T1408-2016	YT Mica Internal Test
26		Comparative Tracking lndex(CTI)	IEC 60112	3rd PartyTest
27	Ecologic performance	Hazardous substances	RoHS2.0 & REACH & ELV	3rd PartyTest
28	Aging performance 85/85, 1000h, after the test completed, 2 hours standby at room temperature	Visual Inspection		YT Mica Internal Test
29		Dimension Control		YT Mica Internal Test
30		Weight Control		YT Mica Internal Test
31		Water Absorption	ISO 62	YT Mica Internal Test
32		Tensile Strength	IEC 60371-2/GBT 5019.2	YT Mica Internal Test
33		Bending Strength	ISO 178	YT Mica Internal Test
34		Dielectric Strenght	IEC 60243	YT Mica Internal Test
35		Insulation resistance	IEC 60093/IEC 62631-3	YT Mica Internal Test
36		Withstand voltage test	GB/T1408-2016	YT Mica Internal Test
37		Thermal conductivity	GB/T 10294-2008	3rd PartyTest
38		Flame retardance	UL94	3rd PartyTest

 

 

Mica plate for storage energy

Mica plates can be an interesting choice for energy storage applications due to their unique properties. Here are some key points about mica and its potential uses in energy storage:

Properties of Mica

• Electrical Insulation: Mica is an excellent electrical insulator, which makes it suitable for applications where electrical separation is crucial.
• Thermal Stability: It can withstand high temperatures, making it useful in environments where heat management is necessary.
• Chemical Resistance: Mica is resistant to many chemicals, adding to its durability in various environments.

Potential Applications in Energy Storage

• Capacitors: Mica can be used as a dielectric material in capacitors, which are essential for short-term energy storage and power conditioning.
• Thermal Energy Storage: Due to its thermal properties, mica could be used in systems designed to store heat, such as in solar thermal applications.
• Insulation: Mica plates can provide thermal and electrical insulation in energy storage systems, helping to maintain efficiency and safety.

Advantages

• Durability: Mica is robust and can last a long time without degrading.
• High Performance: It can operate effectively under various conditions, including high temperatures.

Considerations

• Cost: Mica can be more expensive than other materials, which may limit its use in some applications.
• Availability: Depending on the region, sourcing mica might be a challenge.

Conclusion

Mica plates have the potential to enhance energy storage systems, particularly in applications requiring high insulation capabilities and thermal stability. Further research and development could expand their use in innovative energy solutions.

 

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 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.

 

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