Metals & minerals

Premium Phlogopite Bronze Mica Factory Leading China Suppliers for Refractory Materials

Looking for high-performance Phlogopite Bronze Mica? As leading China suppliers and a certified factory, we provide premium heat-resistant mica with exceptional dielectric strength and thermal stability for aviation, radio, and heavy-duty refractory applications.

SupplierHebei Junlan Packaging Technology Co., LTD.www.glorystarexport.com
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About this product

Product information from the supplier.

Phlogopite Bronze Mica is a premium silicate mineral renowned for its exceptional thermal stability and high-temperature resistance. Characterized by its distinct bronze or golden-brown hue, this high-performance material is specifically engineered for the most demanding industrial environments, providing superior electrical insulation and mechanical strength where standard mica variants fail.

Designed primarily for refractory applications, our Phlogopite Mica is processed through advanced dry and wet grinding technologies to ensure precise particle distribution. Whether used in sheet, paper, or powder form, it enhances the durability and efficiency of heat-resistant equipment, making it an indispensable component for the aviation, radio, and heavy-duty industrial sectors.

Detailed Parameters

Thermal Resistance800-900 ℃ Mohs Hardness2.65
Density2.70-2.85 g/cm³ Dielectric Strength12 KV/mm
Tensile Strength157-206 MPa Melting Point1375-1874 ℃
SiO₂ Content40.6-48.5% Al₂O₃ Content10.8-19.8%
MgO Content20.5-23.8% Fe₂O₃ Content1.5-7.5%

Key Advantages

Extreme Heat Stability

Maintains structural integrity and strength under extreme temperatures, far exceeding muscovite mica performance.

Chemical Resistance

Superior stability against corrosive agents, making it ideal for heavy-duty anti-corrosive and fireproof coatings.

High Dielectric Strength

Exceptional electrical insulation properties, perfect for high-voltage aviation and radio industry components.

Low Thermal Conductivity

Acts as an efficient thermal barrier, reducing energy loss and protecting sensitive surrounding equipment.

Flexible Formats

Available in sheets, paper, and powders (from 4-mesh to 3000-mesh) to suit diverse application needs.

Certified Quality

ISO Certified production with 23 national patents ensuring consistent purity and stable particle distribution.

Product Gallery

Management Platforms

Dry Grinding System

Total enclosed filling system ensuring physical grinding without changing natural properties.

Wet Grinding Process

Advanced cleaning, washing, and purification to retain sheet structure and enhance whiteness.

Quality Control

Proprietary screening equipment guaranteeing uniform particle distribution and high purity.

Custom Packaging

Flexible options from 25kg PP bags to 1000kg jumbo bags to meet logistics requirements.

R&D Innovation

Leveraging 23 national patents to optimize material performance for specific industries.

ISO Compliance

Strict adherence to international ISO standards for manufacturing and safety management.

Investment Return Comparison

FeatureMuscovite MicaPhlogopite Mica
Thermal LimitModerateExtreme High
Heat ResistanceStandardSuperior
Dielectric StrengthHighUltra-High
Corrosion ResistanceMediumHigh
Refractory SuitabilityGeneralProfessional/Heavy-Duty

Frequently Asked Questions

Q: What makes Phlogopite mica superior to Muscovite for refractories?

Phlogopite mica has a significantly higher resistance to heat and a higher melting point, allowing it to maintain mechanical strength and electrical insulation in extreme high-temperature environments where muscovite would degrade.

Q: What is the difference between dry ground and wet ground mica powder?

Dry ground mica is produced by physical grinding to keep natural properties, while wet ground mica undergoes washing and purification, resulting in higher purity, better glossiness, and a larger radius-thickness ratio.

Q: In which industries is Phlogopite mica sheet commonly used?

It is widely used in the production of refractory bricks, insulating boards, electrical gaskets, and heat-resistant components for the automotive and aviation industries.

Q: Can Phlogopite mica be used in coatings and paints?

Yes, it is used in heavy-duty anti-corrosive and fireproof coatings to impart a reflective finish and enhance the heat resistance and durability of the final coating.

Q: What are the available mesh sizes for Phlogopite mica powder?

We offer a wide range of specifications, including 4-6 mesh, 100 mesh, 325 mesh, 1000 mesh, and up to 3000 mesh to meet different industrial requirements.

Q: Is your Phlogopite mica production certified?

Yes, our factories are ISO Certified and we hold 23 national patents for our processing technologies, ensuring consistent global quality standards.

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