BARIUM SULPHATE
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A naturally occurring, high-density mineral also known as Barytes. Extremely chemically inert and renowned for its high specific gravity, making it a critical weighting agent and high-quality functional filler.
Barium Sulphate Overview
Barium Sulphate (BaSO4), commercially known as Barytes or Barite, is a naturally occurring mineral distinguished by its unusually high specific gravity (density) for a non-metallic mineral.
Because it is highly inert, non-toxic, and virtually insoluble in water and acids, it is an exceptionally stable material. Its primary industrial application is in the oil and gas sector, where it acts as an indispensable weighting agent in drilling muds to suppress high formation pressures and prevent blowouts.
Beyond drilling, our highly refined and micronized Barium Sulphate is utilized as a premium functional filler. In paints and powder coatings, it enhances gloss and durability. In plastics, rubber, and friction materials (like brake pads), it provides weight, sound deadening, and thermal stability.
- ✔ High specific gravity (4.1 to 4.4 g/cm³)
- ✔ Exceptional chemical inertness and insolubility
- ✔ Low oil absorption, ideal for high-gloss coatings
- ✔ Suppresses high formation pressures in deep drilling
- ✔ Acts as an effective sound-deadening agent in plastics
- ✔ Highly resistant to heat and friction
Chemical Composition
85 - 95%+
< 2.0%
< 0.1%
< 0.5%
Industrial Applications
🛢️ Drilling Fluids
The dominant use for Barytes. It significantly increases the hydrostatic pressure of drilling muds to safely control high-pressure oil and gas wells.
🎨 Paints & Powder Coatings
Used as a space-filling extender that improves coating hardness, flow properties, and resistance to acids without sacrificing gloss.
🛑 Friction Materials
Crucial in the automotive industry for manufacturing brake pads and clutch linings due to its high heat resistance and stability.
🔊 Plastics & Rubber
Acts as a high-density filler that adds weight, increases stiffness, and provides excellent acoustic dampening (sound deadening).
Technical Specifications
| Properties | Value |
|---|---|
| Mineral Name | Barytes (Barite) |
| Appearance | White, off-white, or grey fine powder |
| Specific Gravity | 4.10 - 4.40 g/cm³ (API grade available) |
| Mohs Hardness | 3.0 - 3.5 |
| Solubility | Insoluble in water and acids |