What is Mica Sheet

Dec 19, 2025

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1. What is Mica Sheet?

Mica sheet is a high-performance insulation and heat-resistant material made from natural mica minerals (muscovite or phlogopite).

2. Key Technical Features

✨ High electrical resistivity – withstands high voltages🔥 Heat resistance > 500°C – ideal for heavy-duty electrical equipment📈 High mechanical strength – can be bent, cut, and machined⚡️ Anti-arcing & dielectric breakdown protection

3. Applications of Mica Sheet in Vietnam

Motor winding insulation

Heating equipment: sintering furnaces, plastic molding presses

Power plants, waste treatment facilities, and other high-temperature environments

4. Muscovite vs. Phlogopite Mica Sheet

 

Properties Muscovite Mica Phlogopite Mica
Color Ivory white, metallic luster Amber-brown, dark pink
Heat Resistance ≤ 550°C ≤ 800°C
Insulation Excellent Good
Mechanical Flexibility Moderate Good

5. Why Choose Us?

🏢 Chinese factory supplying mica sheets and mica tapes for export✅ RoHS / REACH certified, compliant with European standards💼 Custom processing available: size, thickness, packaging

6. Contact & Purchase

Visit our Contact page for fast inquiries, or send requests via Email /WhatsApp.


FAQ

What industries mainly use mica sheets?

Mainly used in electrical insulation, heating equipment, electric vehicles, home appliances, motors, and compressors.

Where can I buy heat-resistant mica?

Contact us for bulk quotations, packaging, and international shipping.

Which is better: muscovite or phlogopite?

It depends on the application:

Muscovite: ideal for heavy electrical loads

Phlogopite: better for high-temperature environments