Beijing Yitian Mica Technology Co., Ltd.
Beijing Yitian Mica Technology Co., Ltd.
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Mica Sheet L500 W250 15mm Thick Used To Make Partitions For Automation Equipment Year Of Manufacture
Mica sheets are often used in automation equipment to create partitions due to their excellent insulation properties and mechanical strength. Here’s an overview of their characteristics, benefits, and typical applications in this context:
Material Composition: Mica sheets are made from natural mica minerals, which are processed into thin, flexible sheets.
Thickness: Available in various thicknesses, allowing customization for specific applications.
Color and Finish: Typically available in a natural color, with options for laminating or finishing to enhance aesthetics and durability.
Electrical Insulation: Mica sheets provide high dielectric strength, preventing electrical conduction between components, which is crucial in automation systems.
Thermal Resistance: They can withstand high temperatures, making them suitable for environments with heat-generating components.
Chemical Resistance: Mica is resistant to moisture and various chemicals, enhancing longevity in industrial settings.
Mechanical Strength: The sheets are durable and can withstand mechanical stresses, providing structural integrity to partitions.
Partitions in Control Panels: Mica sheets are often used to create partitions within control panels to separate different electrical components, ensuring safe operation.
Barrier Protection: Used as barriers in automation equipment to prevent contact between high-voltage areas and sensitive electronic components.
Insulation in Motors and Drives: Mica partitions help isolate different sections of motors and drives, reducing the risk of electrical interference.
Custom Enclosures: Mica sheets can be fabricated into custom enclosures for sensitive equipment that requires protection from electrical or thermal hazards.
The specific year of manufacture for mica sheets used in automation equipment can vary widely depending on the supplier and the production process. Mica itself is a natural mineral, and the manufacturing of mica sheets has been ongoing for many decades. However, the technology and processes used in producing mica sheets have evolved over the years, with advancements in manufacturing techniques leading to improved quality and performance.
Mica sheets are a robust choice for creating partitions in automation equipment, providing essential electrical insulation, thermal resistance, and mechanical strength. Their versatility and durability make them suitable for a wide range of applications within the automation industry. When selecting mica sheets, consider factors such as thickness, quality, and specific application requirements to ensure optimal performance.
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 EV 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 |
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
