Dolomite

Global Dolomite Exporter & Supplier of High-Quality Dolomite Mineral

We are a leading exporter and supplier of premium-grade dolomite, delivering consistent, industrial-quality material to steel plants, construction companies, glass manufacturers, agriculture, and chemical industries worldwide.

With access to high-purity dolomite reserves, advanced processing facilities, and a strong global logistics network, we ensure reliable supply, precise specifications, and timely delivery. Our dolomite products meet international quality standards, making us a trusted partner in the global dolomite market.

What is Dolomite? A Dual-Action Industrial Mineral

Dolomite is a naturally occurring carbonate mineral composed of calcium magnesium carbonate (CaMg(CO₃)₂). It is widely used across industries due to its unique combination of calcium and magnesium content.

Formed over millions of years through sedimentary processes, dolomite is valued for its strength, chemical stability, and versatility.

Key Physical & Chemical Properties of Dolomite

Dolomite offers a powerful combination of characteristics:

• High calcium and magnesium content
• Excellent thermal stability
• High compressive strength
• Low reactivity compared to limestone
• Chemical stability and durability
• Neutralizing properties (alkalinity)
• Low impurity levels

These properties make dolomite an essential industrial mineral.

Types of Dolomite We Export

We supply a comprehensive range of dolomite products tailored to industrial applications:

1. Raw Dolomite (Natural Dolomite)

Extracted directly from quarries.

Specifications:

• High purity
• Uniform composition

Applications:
Steel, construction, agriculture

2. Dolomite Lumps

Sized dolomite for industrial processing.

Key Features:

• Consistent size
• High strength
• Low impurities

3. Dolomite Powder

Finely processed dolomite for industrial use.

Available Mesh Sizes:
100 mesh, 200 mesh, 325 mesh, customized

Applications:

• Paints and coatings
• Plastics and rubber
• Construction materials

4. Calcined Dolomite

Produced by heating dolomite at high temperatures.

Key Features:

• High reactivity
• Increased strength
• Improved chemical properties

Applications:
Steel manufacturing, refractories

5. Sintered Dolomite

Processed at very high temperatures for specialized applications.

Applications:
Refractory linings, furnaces

Chemical Composition & Technical Specifications

We supply dolomite with strict quality control:

• Calcium Oxide (CaO): 25% – 35%
• Magnesium Oxide (MgO): 15% – 22%
• Silica (SiO₂): < 5%
• Iron Oxide (Fe₂O₃): Low
• Loss on Ignition (LOI): Standard range
• Moisture Content: < 1%

Each batch is tested to ensure consistent quality and compliance with international standards.

Dolomite Mining, Processing & Calcination

Our dolomite follows a carefully controlled process:

1. Quarrying

Extracted from high-quality deposits.

2. Crushing & Screening

Reduced to required sizes.

3. Grinding

Processed into fine powder.

4. Calcination

Heated to enhance chemical properties.

5. Sintering (if required)

Used for high-temperature applications.

6. Quality Testing

Ensures chemical and physical consistency.

7. Packaging & Export

Prepared for global shipment.

Industrial Applications of Dolomite

Dolomite is widely used across industries:

Steel Industry

Used as a flux in steelmaking to remove impurities.

Construction Industry

Used in cement, concrete, and building materials.

Glass Manufacturing

Provides magnesium and calcium for strength and durability.

Agriculture

Used to neutralize soil acidity and improve crop yield.

Refractory Industry

Used in high-temperature furnace linings.

Paints, Plastics & Rubber

Acts as a filler to improve strength and reduce cost.

Chemical Industry

Used in the production of magnesium compounds.

Global Market Trends & Demand

Dolomite demand is growing due to industrial expansion and infrastructure development.

Major Importing Countries:

• China
• USA
• UAE
• Germany
• Japan

Market Drivers:

• Growth in steel production
• Expansion of construction and infrastructure
• Increasing demand for glass and ceramics
• Agricultural soil improvement needs

Why Choose Us as Your Dolomite Export Partner?

In industries that demand balance and strength, we deliver both consistently.

High Purity Dolomite

Carefully processed for optimal performance.

Reliable Supply Chain

Strong sourcing ensures uninterrupted availability.

Advanced Processing Technology

Ensures uniform quality and grading.

Custom Specifications

Tailored sizes, grades, and packaging.

Global Export Expertise

Complete logistics and documentation support.

Competitive Pricing

Cost-effective bulk supply solutions.

Packaging, Shipping & Export Capabilities

We provide flexible packaging options:

• 25 kg / 50 kg bags
• Jumbo bags (1 MT)
• Bulk shipments

Ports: Major Indian ports
Delivery: Worldwide logistics support

Sustainability & Responsible Quarrying

We follow environmentally responsible mining practices, focusing on efficient resource use and minimal environmental impact.

Industries We Serve

• Steel plants
• Construction companies
• Glass manufacturers
• Agricultural sector
• Chemical industries
• Refractory manufacturers

Contact Us for Bulk Dolomite Supply

If you are looking for a reliable dolomite exporter with consistent quality, competitive pricing, and global delivery capabilities, we are ready to support your business.

Contact us today for specifications, samples, and pricing.

Technical Specifications

Chemical Formula: CaMg(CO₃)₂
Color: White, pink, gray

Chemical Composition Guaranteed Specification
CaO	30-32%
MgO	18-22%
CaCO₃	54-58%
MgCO₃	38-42%
SiO₂	1.50% max
Al₂O₃	0.50% max
Fe₂O₃	0.50% max
LOI	45-47%

Physical Composition
Size	10-50 mm (Lump), 0-10 mm (Powder)
Mesh	200, 300, 400 mesh
Oversize +50 mm	5.00% max
Moisture	1.00% max

Acid Reactivity: Slowly soluble in cold dilute acids; readily soluble in warm acids