Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow Dowfroth 250A Alcohol Ether Solvent

Dow Dowfroth 250A is a high-performance alcohol ether solvent from Dow’s Dowfroth frothing agent series, engineered for selective mineral flotation in mining operations. It delivers stable, long-lasting foam with excellent bubble coalescence control and low viscosity for easy handling. Widely used in copper, molybdenum, and gold ore processing, it enhances recovery efficiency while maintaining environmental and operational safety standards.
  • dow dowfroth 250a alcohol ether solvent_619c85da
  • dow dowfroth 250a alcohol ether solvent_619c85da

Features Of Dow Dowfroth 250A Alcohol Ether Solvent

  1. Highly effective frother for fine particle flotation in sulfide and oxide ore processing.

  2. Optimized alcohol ether chemistry delivers consistent bubble size distribution and improved froth stability.

  3. Low volatility and favorable flash point enhance safe handling and storage in industrial environments.

  4. Excellent solubility in water and compatibility with common collectors and modifiers in flotation circuits.

  5. Designed for reliable performance across variable pulp pH and temperature conditions.

Typical Applications Of Dow Dowfroth 250A Alcohol Ether Solvent

  1. Copper-molybdenum porphyry ore flotation circuits.

  2. Zinc-lead sulfide separation in bulk concentrate cleaning stages.

  3. Iron ore reverse flotation for silica gangue removal.

  4. Coal fines recovery in froth flotation desliming processes.

  5. Industrial mineral beneficiation including potash and phosphate ores.

Specifications Of Dow Dowfroth 250A Alcohol Ether Solvent

Chemical TypeAlcohol ether-based frothing agent
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
OdorMild characteristic ether-like odor
Density (20°C)Approx. 0.84–0.87 g/cm³
Flash Point (Closed Cup)Approx. 65–75°C
Solubility in WaterMiscible
Primary ApplicationsMineral flotation frother for base metals, coal, and industrial minerals


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