Muscovite Mica Powder, Flakes & Sheets
Manufacturer & Exporter — Aalok Overseas, India

Premium Natural Mica | High Dielectric Strength | Excellent Heat Resistance | Multi-Industry Grade | Competitive Pricing | Bulk Export Supply

Table of Contents

1. What is Muscovite Mica? Properties & Types
2. About Aalok Overseas India
3. Product Range — Powder, Flakes & Sheets
4. Technical Specifications & Grades
5. Key Mica Production Areas in India
6. Industries & Applications (Multilingual)
7. Why Choose Aalok Overseas?
8. Multilingual Keywords & Global Reach
9. Frequently Asked Questions (FAQ)
10. Contact & Enquiry

1. What is Muscovite Mica? Properties & Types

Muscovite Mica — scientifically known as KAl₂(AlSi₃O₁₀)(OH)₂ — is the most common and commercially important member of the mica mineral family. It is a naturally occurring phyllosilicate mineral with a characteristic sheet-like or layered crystal structure that gives it extraordinary physical and chemical properties unmatched by synthetic alternatives.

Aalok Overseas supplies premium-grade Muscovite Mica sourced from India's finest mica belts in Rajasthan and Jharkhand. Our mica products are processed through state-of-the-art facilities to deliver consistent purity, brightness, aspect ratio, and particle size — meeting the most exacting standards of buyers worldwide across cosmetics, industrial coatings, plastics, electronics, and construction sectors.

Types of Mica Processed by Aalok Overseas

Type	Mineral Name	Key Feature	Main Use
Muscovite Mica	KAl₂(AlSi₃O₁₀)(OH)₂	Silvery white, high luster, excellent electrical properties	Cosmetics, paints, plastics, electronics
Phlogopite Mica	KMg₃(AlSi₃O₁₀)(OH)₂	Brown/golden color, higher heat resistance (1000°C+)	High-temp electrical insulation, refractory
Sericite Mica	Fine-grained muscovite	Ultra-fine, silky luster, high brightness	Premium cosmetics, paper coating

2. About Aalok Overseas India — Your Trusted Mica Partner

Aalok Overseas is a leading manufacturer, processor, and exporter of industrial and cosmetic-grade mineral powders headquartered in India. Leveraging India's position as one of the world's top three mica producers, we have developed a robust supply chain spanning the mica-rich belts of Rajasthan, Jharkhand, Bihar, and Andhra Pradesh.

Our mica processing facilities are equipped with dedicated grinding, classification, surface treatment, and blending lines designed to produce mica products — powder, flakes, and custom grades — that meet international quality standards. We serve customers in over 30 countries across Asia, the Middle East, Africa, Europe, and the Americas.

3. Product Range — Mica Powder, Flakes & Sheets

3.1 Muscovite Mica Powder (Dry & Wet Ground)

Our Mica Powder is produced by precision grinding of high-quality muscovite mica books, then classified to tight particle size distributions. Available in both dry-ground (standard industrial applications) and wet-ground (high-luster cosmetic and specialty coating applications) forms.

• Mesh sizes: 60 mesh to 400 mesh (and micronized D50 grades)
• Aspect ratios: 20:1 to 80:1 (high aspect ratio grades for barrier coatings)
• Brightness: 70 to 92+ (ISO brightness)
• Surface treated grades available (stearic acid, silane coupling agents)

3.2 Muscovite Mica Flakes

Mica Flakes are coarser mica particles retaining the natural platelet geometry. They are used where a visible sparkle or decorative effect is desired, as well as in industrial applications requiring large aspect ratio reinforcement. Available in multiple flake sizes from coarse (2–4 mm) to fine (150–300 micron).

3.3 Muscovite Mica Sheets & Splittings

We also supply Mica Sheets and Mica Splittings (thin mica booklets) for electrical insulation, heating element backing, and refractory applications requiring solid mica in sheet form.

3.4 Sericite / Fine Mica Powder

Sericite is an ultra-fine, silky-luster muscovite mica powder with a D50 of 5–15 microns. It is the premium grade used in cosmetics, high-end pearlescent pigments, and paper coating for its exceptional smoothness, coverage, and natural sheen.

3.5 Surface-Treated Mica Powder

For specialty applications in plastics and coatings, we offer surface-treated muscovite mica with silane coupling agents (for enhanced polymer compatibility), stearic acid coating (for improved dispersion in rubber), or aminosilane treatment (for epoxy composites).

4. Technical Specifications & Product Grades

Chemical Composition — Muscovite Mica

Oxide / Component	Typical Range	High Purity Grade
SiO₂	45 – 50%	46 – 49%
Al₂O₃	28 – 36%	30 – 35%
K₂O	9 – 11%	9.5 – 11%
Fe₂O₃	<1.5%	<0.5%
MgO	<1.0%	<0.5%
Na₂O	<0.5%	<0.3%
TiO₂	<0.3%	<0.1%
Loss on Ignition (LOI)	3 – 6%	4 – 5%
Moisture	<1%	<0.5%

Physical Properties & Grade Comparison

Parameter	Industrial Grade	Cosmetic Grade	Electrical Grade
Whiteness / Brightness	70 – 78	82 – 92+	75 – 85
Mesh Size	60–200 mesh	200–400 mesh / D50 5–20µm	80–200 mesh
Aspect Ratio	20:1 – 40:1	10:1 – 30:1	40:1 – 80:1
Dielectric Strength	100–150 kV/mm	N/A	150–200 kV/mm
Max. Use Temperature	700°C	350°C	700°C+
pH (10% slurry)	7.0 – 8.5	6.5 – 8.0	7.0 – 8.5
Bulk Density	0.3 – 0.5 g/cc	0.2 – 0.4 g/cc	0.3 – 0.5 g/cc
Specific Gravity	2.76 – 2.88	2.76 – 2.88	2.76 – 2.88
Mohs Hardness	2 – 2.5	2 – 2.5	2 – 2.5
Processing Method	Dry ground	Wet ground / micronized	Dry ground, high purity

Standard Mesh / Particle Size Guide

Grade	Mesh / Micron	Application
Coarse Flake	16–40 mesh (1–2 mm)	Decorative coatings, joint compounds, roofing
Medium Flake	60–100 mesh (150–250 µm)	Paints, rubber, plastics, welding electrodes
Fine Powder	100–200 mesh (75–150 µm)	Industrial paints, drilling fluids, construction
Superfine Powder	200–325 mesh (45–75 µm)	High-end paints, coatings, polymer compounds
Micronized (D50 20µm)	400 mesh+ / 20 µm	Cosmetics, pearlescent pigments, plastics
Sericite (D50 5–10µm)	5–10 µm	Premium cosmetics, paper coating, specialty coatings
High Aspect Ratio	Custom (AR 60:1–80:1)	Anti-corrosion coatings, barrier laminates

5. Key Mica Production Areas in India

India holds one of the world's largest natural mica reserves and has historically been the global leader in mica production. Aalok Overseas has strategic sourcing partnerships across all major Indian mica belts, ensuring year-round supply of consistent quality raw material.

India accounts for approximately 60% of global mica production, making it the undisputed world leader. With Aalok Overseas, you access this rich mineral heritage through a quality-assured, reliable supply chain.

6. Industries & Applications of Muscovite Mica

Muscovite Mica from Aalok Overseas serves an exceptionally diverse range of industries across the world. Its unique combination of properties — luster, heat resistance, electrical insulation, chemical inertness, and platelet morphology — makes it truly irreplaceable in modern manufacturing.

6.1 Cosmetics & Personal Care Industry

The cosmetics industry is one of the largest consumers of high-quality mica. Wet-ground muscovite mica powder — particularly sericite grade — is prized for its natural pearlescent shimmer, silky skin feel, excellent adhesion, and light-scattering properties. It is completely non-toxic, non-irritating, and skin-safe, making it ideal for direct skin contact applications.

• Eye shadows, eyeliners, and kajal
• Foundation, BB cream, and face powder
• Blush, bronzer, and highlighter (glow products)
• Lipstick, lip gloss, and lip liner
• Nail polish and nail art powders
• Body lotion, body butter, and shimmer products
• Soap and bath bombs
• Sunscreen and SPF formulations (UV-scattering)
• Hair care products (shine serums, dry shampoo)

6.2 Paints, Coatings & Varnish Industry

Mica's unique platelet (lamellar) particle morphology makes it an outstanding functional filler in paints and coatings. When mica platelets orient parallel to the substrate surface, they create a tortuous diffusion path that dramatically improves anti-corrosion, weather resistance, and barrier properties.

• Anti-corrosion industrial coatings (iron & steel structures, pipelines)
• Marine and offshore protective coatings
• Automotive OEM and refinish coatings (metallic effect)
• Exterior architectural coatings (weather resistance)
• Pearlescent & metallic decorative paints
• High-temperature coatings (exhaust, stoves, industrial equipment)
• Road marking paints & traffic coatings
• Powder coatings

6.3 Plastics & Polymer Composites

Mica is a highly effective reinforcing filler for thermoplastic and thermoset polymers. It improves stiffness (flexural modulus), heat deflection temperature (HDT), dimensional stability, and barrier properties while maintaining low specific gravity compared to glass fiber.

• Polypropylene (PP) compounds for automotive parts (dashboards, door panels)
• Polyamide (PA/Nylon) for engineering components
• Polyethylene (PE) and PVC compounds
• Epoxy and polyester composites
• Thermoplastic elastomers (TPE, TPR)
• Electrical enclosures and connector housings
• Packaging films with improved barrier properties

6.4 Rubber Industry

Mica powder functions as a release agent, anti-tack agent, and functional filler in rubber compounding. Its platelet structure improves tear resistance, reduces gas permeability, and aids processing by preventing rubber sheets and components from sticking.

• Tyre manufacturing (inner liner, curing bladder release)
• Industrial rubber belts, seals, and gaskets
• Rubber hoses and cables
• Shoe soles and footwear compounds
• Silicone rubber compounds

6.5 Electrical & Electronics Industry

Mica's outstanding dielectric strength, thermal stability, and electrical insulation make it a critical material in electrical and electronic engineering. Mica-based insulation is used in high-voltage, high-temperature applications where no synthetic material can match its performance.

• Mica capacitors and mica condensers
• Mica insulation tapes & sheets for motors and generators
• Commutator mica for DC motors
• Heating element substrates (toasters, hair dryers, industrial heaters)
• Microwave oven waveguide covers
• Printed circuit board (PCB) specialty laminates
• Thermal interface materials

6.6 Construction & Building Materials

Mica is widely used in construction and building material applications where its platy morphology, thermal insulation, and reflectivity add functional and aesthetic value.

• Gypsum board (drywall) and joint compound (smooth finish, crack resistance)
• Plaster and stucco (texture and anti-cracking)
• Roof shingles and roofing granules (weather resistance, reflectivity)
• Acoustic ceiling tiles
• Thermal insulation boards
• Concrete admixtures (early strength, workability)
• Decorative sparkle plaster and textured wall coatings

6.7 Oil & Gas Drilling Industry