INGERSOLL RAND DD-31HF STATIC SMOOTH DRUM ROLLER

Technical Description

The Ingersoll Rand DD-31HF is a smooth drum roller designed for effective soil and asphalt compaction. It features dual smooth steel drums, each 49.2 inches wide and 29 inches in diameter, providing a compaction width of 53.7 inches. The roller operates with a vibration frequency of 4200 vibrations per minute (70 Hz), delivering a medium centrifugal force of 8,093 pounds to ensure deep and consistent compaction. Powered by a Kubota diesel engine producing 44 horsepower, the DD-31HF offers a maximum speed of approximately 6.3 mph and an operating weight of 6,840 pounds for stability and ground contact. Its hydraulic system holds 22.4 gallons of fluid, and fuel capacity is 18 gallons, supporting extended operation. The machine has a turning radius of 102 inches (inside), an overall length of around 8.4 feet, width of 4.48 feet, and a cab height of 8.3 feet, enabling maneuverability in confined job sites. Additional features include a 12V electrical system with 40-amp alternator supply. The roller’s wheelbase measures nearly 5.7 feet, balancing operator comfort and machine stability. This model is suitable for various compaction tasks, offering reliable performance with its smooth drum design and robust engine, commonly employed in road construction, paving, and other earthwork projects requiring uniform surface compaction.