DYNAPAC CC421 STATIC SMOOTH DRUM ROLLER

Technical Description

The Dynapac CC421 is a static smooth drum roller designed for efficient compaction in road construction and similar applications. It features a dual drum configuration with a drum width of 66 inches and an operating width of 71 inches, providing excellent surface coverage. The roller has a vibration frequency of 2820 vibrations per minute, enhancing compaction effectiveness. Powered by a Cummins engine, the CC421 offers rated power options of 107 hp (80 kW) or 125 hp (92 kW), supporting powerful, reliable operation. The machine weighs up to 23,369 lbs (10,600 kg), ensuring adequate static mass for optimal ground pressure. Its dimensions include a length of approximately 196.5 inches (4,990 mm) and width of 91.3 inches (2,320 mm), with an inside turning radius of 164 inches, contributing to maneuverability on site. The roller incorporates articulated steering for precise control and vibration and propulsion on both drums for consistent compaction performance. This model is well-suited for medium to large-scale compaction tasks requiring smooth, uniform surfaces. Overall, the Dynapac CC421 combines robust engine power, substantial operating mass, and advanced compaction features into a versatile vibratory smooth drum roller ideal for asphalt and soil compaction projects.