enduron high pressure grinding rolls brochure
brochure sur les rouleaux de broyage à haute pression enduron
Contenu du document
Enduron® High Pressure Grinding Rolls
Efficient comminution without compromise
Contents
- Introduction
- HPGR in operation
- Compared to other crushers
- Not all HPGRs are created equal
- Compare product particle size
- Compare tyre wear
- Compare capacity
- The savings you can expect
- Applications and feed materials
- Validating grinding performance
- Enduron® HPGR components
- Digital condition monitoring and remote support
- Weir Minerals services
Introduction
Proven for over 30 years, Enduron® High Pressure Grinding Rolls (HPGR) offer efficient comminution without compromise. With extensive real-world experience since the 1990s, Weir Minerals provides high availability and operational stability through Enduron® HPGRs.
HPGR Benefits at a Glance
- Low energy consumption (0.8–2.2kWh/t)
- High machine availability >95%
- Flexible comminution solution
- Enhanced downstream mineral recovery
- Substantial savings from reduced grinding media consumption
- Improved productivity and recovery
- Market-leading tyre wear life
- Unique Enduron® bearing arrangement delivers long bearing life
HPGR in Operation
HPGR Working Principle
- Pressure controlled, not gap controlled
- Size reduction by inter-particle grinding
- Enhanced grinding efficiency
- Streamlines transition between crushing and grinding
Compared to Other Crushers
- Reduction in Bond Work Index
- Greater percentage of fines
- Improved mineral recovery
Not All HPGRs are Created Equal
Roller Skewing is Mandatory
- Efficient roller skewing adapts to changing feed conditions
- Unique design delivers even pressure distribution
Compare Product Particle Size
Enduron® HPGRs consistently deliver high-quality end-product with minimal recirculation and reduced operational costs due to their unique roll length:diameter ratio.
Compare Tyre Wear
Enduron® HPGR tyres are optimized for longevity and performance using premium tungsten carbide studs, ensuring robust lifetime guarantees.
Compare Capacity
Specific throughput for Enduron® HPGRs is determined by laboratory testing, offering high tonnage capacity and the largest operational roller surface globally.
The Savings You Can Expect
Enduron® HPGR technology offers up to 40% power savings and reduced grinding media use, thus providing significant energy savings.
Applications and Feed Materials
Enduron® HPGRs are versatile, handling various ore types without specific detection requirements, functioning efficiently in multiple applications, including iron ore beneficiation and battery metal liberation.
Validating Grinding Performance
Weir Minerals offers extensive pilot testing and laboratory services to tailor and optimize bespoke solutions for individual operations.
Enduron® HPGR Components
Enduron® HPGRs feature robust components, ensuring optimal performance and low maintenance. Key components include:
- Advanced roller process
- Feed and optimal size reduction
- Control system
Digital Condition Monitoring and Remote Support
Weir Minerals provides comprehensive digital monitoring and remote support to maximize equipment availability and reduce downtime using Synertrex® Technology and the Venlo Digital Tower.
Weir Minerals Services
Weir Minerals offers unmatched regional support with expert staff ready to assist globally, ensuring optimal performance and sustainability of Enduron® HPGRs.
