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Product Description

Conductive Mica Powder

  • 12001-26-2
  • Entrepreneur
  • Light grey powder

Product name: Conductive Mica Powder

Morphology: Flake

Appearance: Light grey powder

Other names: Conductive Mica Flakes / Conductive Muscovite Mica / Conductive Mica Fillers

Description:

Conductive mica powder is a type of material that has been modified to become conductive. Mica is a naturally occurring group of silicate minerals known for their perfect basal cleavage. These minerals can be ground into fine powders and are often used in numerous industries due to their high thermal stability, electrical insulating properties, and resistance to weathering.

In its natural state, mica is an insulator, not a conductor. However, when coated with a conductive material such as metal oxides (like silver or aluminum), it can become conductive, resulting in conductive mica powder. The degree of conductivity can vary depending on the type and amount of conductive coating applied.

Conductive mica powder is used in a variety of applications. Due to its conductivity, it can be utilized in the electronics industry in applications such as EMI (Electromagnetic Interference) shielding, conductive coatings, and conductive adhesives. Additionally, it retains the properties of regular mica, making it heat-resistant, chemically stable, and excellent in providing mechanical strength and durability. These features make it a sought-after material in various industries.

Features:

1. Conductivity: Thanks to the conductive coating (typically metal oxides), conductive mica powder possesses electrical conductivity, which differentiates it from its naturally insulating state. This allows it to be used in applications that require the transmission or shielding of electrical currents.

2. Thermal Stability: Like regular mica, conductive mica powder has high thermal stability. It can withstand high temperatures without degrading, making it suitable for applications in high-temperature environments.

3. Chemical Stability: Mica is chemically inert and resistant to weathering, properties that are retained in conductive mica powder. This makes the material stable in various chemical and environmental conditions.

4. Mechanical Strength: Mica is known for its mechanical strength and durability. Even when ground into a fine powder and made conductive, it preserves this strength.


5. Versatility: Conductive mica powder can be utilized in numerous applications across industries due to its unique combination of properties. These applications include electronics (for EMI shielding, conductive coatings or adhesives), paints and coatings, and more.


6. Insulation Properties: Despite its conductivity, conductive mica powder still maintains some degree of its original insulating properties. This can be beneficial in applications where a balance of conductivity and insulation is needed.

7. Low Oil Absorption: Mica has a layered structure, which generally leads to low oil absorption. This characteristic can be important in applications such as paints and coatings where excessive oil absorption can negatively affect the properties of the finished product.


8. Easy Dispersion: Mica powder, including conductive mica powder, is known for its easy dispersion in both aqueous and non-aqueous media. This ease of dispersion allows it to be uniformly distributed throughout a solution or mixture, ensuring consistent performance in its final application.

Applications:

1. Electronics: Conductive mica powder can be used in electromagnetic interference (EMI) shielding, conductive coatings, and conductive adhesives. Its electrical conductivity, coupled with its thermal and chemical stability, make it an ideal choice for these applications.

2. Paints and Coatings: Conductive mica powder can be incorporated into paints, coatings, and sealants to provide electrical conductivity and EMI shielding, without compromising other properties like thermal stability or resistance to weathering.

3. Plastics and Composites: Conductive mica powder can be mixed into plastic and composite materials to provide electrical conductivity, as well as enhance mechanical strength, thermal stability, and resistance to chemicals and weathering.

4. Conductive Inks: Conductive mica powder can be used in the formulation of conductive inks for printed electronics, flexible circuits, and other applications requiring printed electrical paths.

5. Static Dissipation: Due to its conductive properties, conductive mica powder can be used in flooring, mats, and other surfaces to dissipate static electricity and prevent electrostatic discharge (ESD) related issues.

6. Heat Management: The thermal stability of mica can be utilized in applications that require heat management or thermal insulation, such as in electronics, aerospace, and automotive industries.

7. Aerospace and Automotive: Conductive mica powder can be used in components for aerospace and automotive applications, where electrical conductivity, strength, and resistance to high temperatures and harsh environments are essential.

Specifications

Grade

Morphology

Color

Resistivity (Ω·cm)

Particle size (μm )

Oil absorption (g/100g)

DM-1

Flake

Light grey

≤100

≤25

60-90

DM-400

Flake

Light grey

≤100

≤60

25-45

Storage: Store in a cool, dry, ventilated place.

Package: 25kg/carton or at your special request.