Emulsifiers for Explosive Emulsions
Reliable blasting begins long before a product reaches the mine site. Today’s emulsion explosives must remain stable through manufacturing, transport, loading, and extended sleep times in challenging operating environments, making emulsifier chemistry one of the most critical components in explosive performance.
Nelson Brothers develops high-performance explosive emulsifiers for emulsion explosives, drawing on decades of real-world experience in commercial explosives manufacturing. Our chemistries help producers achieve stable emulsions, consistent processing, and dependable field performance from plant to blast hole.
Why Emulsifier Chemistry Matters in Explosive Systems
The performance of an emulsion explosive depends on the stability of its internal structure. Emulsifiers play a critical role in maintaining the water-in-oil emulsion that allows oxidizer droplets to remain uniformly dispersed within the fuel phase throughout manufacturing, storage, transportation, and field use.
When emulsifier performance is not properly aligned with a formulation or production process, instability can begin long before a product reaches the blast hole. Separation, viscosity changes, inconsistent gassing behavior, and reduced shelf life can introduce variability that impacts both manufacturing efficiency and field reliability.
As explosive formulations continue to evolve to meet longer sleep times, changing raw materials, and increasingly demanding operating environments, emulsifier chemistry has become a key differentiator in overall system performance.
Nelson Brothers emulsifiers help manufacturers achieve:
- Consistent emulsion formation during production
- Improved long-term stability during storage and transportation
- Predictable sensitization and gassing performance
- Reliable pumpability and field handling
- Consistent blasting results across varying conditions
Unlike suppliers focused solely on specialty chemicals, Nelson Brothers brings the perspective of a major producer of emulsion explosives. Nelson Brothers formulates and uses its own emulsifier technologies in the production of PowerNel™ emulsion explosives.
Powered by PIBSA Chemistry
Polyisobutylene succinic anhydride (PIBSA) has become a foundational chemistry in high-performance emulsifier systems across the explosives industry. The molecular structure of PIBSA-based emulsifiers enables strong interfacial stabilization between oxidizer and fuel phases, helping maintain emulsion integrity under demanding manufacturing and field conditions.
Nelson Brothers brings decades of experience in manufacturing and formulating PIBSA-based chemistries for commercial explosive applications. That deep understanding allows our team to design emulsifier systems optimized specifically for peak emulsion stability and performance.
Our PIBSA-based emulsifiers provide several advantages for emulsion explosive formulations, including:
- Strong and durable water-in-oil emulsion stability
- Improved tolerance to raw material variability
- Synergism with multiple process conditions
- Consistent performance across temperature extremes
- Compatibility with a wide range of fuel types and viscosities
- Reliable processing during manufacturing and pump loading
Trusted by Manufacturers Worldwide
Explosive manufacturers in 35+ countries rely on Nelson Brothers emulsifier chemistry to support consistent emulsion production and reliable field performance.
Emulsifiers for Every Explosive Application
Explosive formulations vary widely depending on manufacturing methods, operating environments, and performance objectives. From large-scale bulk production to packaged products and specialized underground applications, emulsifier chemistry must be aligned with how an emulsion is produced and used.
Nelson Brothers Specialty Chemicals offers a range of explosive emulsifier formulations developed to support different application requirements, formulation goals, and fuel phase systems. Our emulsifiers are designed to deliver stable, functional, and cost-effective performance across varying formulation approaches, geological conditions, and climates.
Our technologies are formulated to work with a wide range of raw material sources and manufacturing processes, including variations in ammonium nitrate and fuel oil supply, alternative chemical gassing methods, differing pH environments, and emulsification techniques.
To support manufacturing efficiency, Nelson Brothers emulsifiers are available as concentrates, helping customers reduce batch sizes while minimizing freight, handling, and storage requirements.
Our portfolio supplies concentrates, semi-concentrates, and full-fuel phases to support manufacturers across a variety of emulsion technologies, including:
- Bulk emulsions
- Packaged emulsions
- Underground mining applications
Customized to Meet Your Needs
Nelson Brothers works closely with explosive manufacturers to support formulation development, process optimization, and ongoing performance improvements. Drawing on both specialty chemical expertise and real-world explosives manufacturing experience, our team helps customers identify emulsifier solutions aligned with their production and application requirements.
Whether developing a new formulation or optimizing an existing system, we partner with customers to support consistent manufacturing and reliable field performance.
Batch Size Flexibility
- Drum (55 gallons)
- IBC (275 gallons)
- Flexi Tank (5500 gallons)
- ISO Tank (5500 gallons)
- Road Tanker (6000 gallons)
- Rail Car (26500 gallons)