Dolomite Powder

Ultra-Fine Grade

Premium high-grade dolomite (CaMg(CO₃)₂) supplied as ultra-fine 635 mesh powder. PIME's dolomite is engineered for export-grade applications in cosmetics, agriculture, water treatment, industrial flux, rubber, and detergent manufacturing. Certified purity, consistent particle distribution, and global supply capability.

Specification Value
Chemical Formula CaMg(CO₃)₂
CaO Content 30–32%
MgO Content 20–22%
SiO₂ (Silica) <0.5%
Fe₂O₃ (Iron Oxide) <0.2%
Al₂O₃ (Alumina) <0.1%
Loss on Ignition (LOI) 45–48%
Mesh Size 635 mesh (20 microns)
Whiteness >95%
Moisture <0.5%
Packaging 25 kg bags, 1 tonne bags, bulk containers

Applications & Industries

Cosmetics & Health

Dolomite powder is a key ingredient in premium cosmetics and nutritional formulations. High whiteness (>95%) and ultra-fine particle size (20 microns) make it ideal for skincare products, mineral foundations, body powders, and dietary mineral supplements. Meets cosmetic-grade purity and safety standards for consumer-facing applications.

Skincare Mineral Makeup Supplements

Agriculture & Soil Conditioning

In agriculture, dolomite acts as an efficient soil amendment, supplying essential magnesium and calcium while raising soil pH. Widely used in crop production to correct acidic soils, improve nutrient availability, and enhance microbial activity. Supports sustainable farming practices and crop yield optimization.

Soil Amendments pH Correction Nutrient Supply

Water Treatment

Dolomite is employed in water treatment systems for pH regulation and hardness control. Its fine particle distribution and chemical stability enable effective filtration media applications and alkalinity adjustment in municipal and industrial water treatment facilities.

pH Regulation Filtration Media Alkalinity Control

Industrial Flux (Steel & Iron)

As an industrial flux agent, dolomite improves metal purity and casting quality in steel and iron production. Its low iron and silica content (<0.5% SiO₂, <0.2% Fe₂O₃) makes it a preferred flux material in foundries and metallurgical processes, reducing impurities and improving melt fluidity.

Steel Production Iron Foundries Flux Agent

Rubber Manufacturing

In rubber production, dolomite serves as a filler and processing aid, enhancing mechanical properties and durability. Used in both natural and synthetic rubber compounds, it improves hardness, tensile strength, and processing characteristics while maintaining product consistency.

Filler Material Rubber Compounds Processing Aid

Detergent Industry

Dolomite powder is utilized in detergent formulations as a functional additive, improving flow properties, water absorption, and stability. Its fine particle size ensures uniform distribution in detergent blends and enhances product performance in both powder and granular detergent systems.

Powder Detergents Additive Flow Control

Available Grades & Specifications

635 Mesh (20 µm) — Ultra-Fine

Premium ultra-fine grade for cosmetics, advanced water treatment, and precision industrial applications. Superior particle uniformity and whiteness.

High Purity (Industry Standard)

Meets international quality benchmarks with consistent CaO/MgO ratios, low iron and silica content, suitable for global export and demanding industrial processes.

Agricultural Grade

Optimized for soil amendment applications with balanced particle distribution. Cost-effective for large-scale agricultural operations and environmental remediation.

Why Choose PIME for Dolomite Supply?

  • Export-Grade Quality: All dolomite meets stringent international standards with certified purity and particle size consistency.
  • Reliable Global Supply: Established export logistics to serve customers across Asia-Pacific, Europe, and North America.
  • Competitive Pricing: Direct-from-source supply eliminates intermediaries, ensuring competitive rates for bulk orders.
  • Technical Support: On-demand product specifications, technical data sheets, and application consulting for your specific requirements.
  • Flexible Packaging: Available in 25 kg bags, 1 tonne bags, or bulk container options to suit your supply chain.
  • Certified & Documented: Full compliance with AS/NZS, ISO, and international regulatory requirements with complete documentation.

Frequently Asked Questions

What is dolomite powder used for?
Dolomite powder is a versatile mineral used across multiple industries: cosmetics and health supplements, agricultural soil conditioning, water treatment and pH regulation, industrial flux for steel and iron production, rubber manufacturing, and detergent production. Its high purity and fine mesh size make it ideal for demanding applications across cosmetic, agricultural, environmental, and industrial sectors.
What mesh size is available?
PIME supplies dolomite powder in 635 mesh (20 microns) ultra-fine grade, engineered for applications requiring superior particle size consistency and high surface area. This specification meets stringent export standards and industry requirements for cosmetics, advanced water treatment, and precision industrial applications. Custom mesh sizes may be available upon request.
Is your dolomite suitable for cosmetics?
Yes, our high-grade dolomite powder is specifically suitable for cosmetics and health applications. It meets purity and whiteness standards (>95%) required by the cosmetics industry and is used in skincare formulations, mineral-based makeup, body powders, and dietary supplements. All cosmetic-grade batches are documented with certificates of analysis confirming compliance with relevant standards.
Do you export dolomite internationally?
PIME specializes in exporting high-quality dolomite powder to global markets. We supply industries worldwide with certified, premium-grade mineral products meeting international quality standards and regulatory requirements. Our established export logistics and regulatory compliance ensure reliable delivery to customers across Asia-Pacific, Europe, and beyond.

Ready to Partner with PIME?

Discuss your dolomite powder requirements with our technical team. Volume discounts, custom specifications, and direct export arrangements available.

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