SAKAI SV640D STATIC SMOOTH DRUM ROLLER

Technical Description

The SAKAI SV640D is a static smooth drum roller designed for high‑density soil and asphalt compaction in demanding construction and paving applications. Featuring an 84‑inch (2,130 mm) wide smooth steel drum, the machine delivers a maximum roll width of 83.86 inches and an effective operating width of 76 inches, making it suitable for medium‑ to large‑area compaction tasks. With a substantial operating weight of 13.15 metric tons (29,000 lb), the SV640D provides excellent static compaction force and stability on a variety of surfaces. Power is supplied by a Cummins diesel engine, ensuring reliable performance and durability in continuous operation. The roller achieves a vibration frequency of 33.3 vpm (approximately 33.3 Hz), optimized for uniform, high‑frequency compaction of granular and cohesive soils as well as asphalt layers. The machine has a tight inside turning radius of 11.4 inches, enabling excellent maneuverability in confined job sites and around obstacles. Transport dimensions are 5.84 m (19.16 ft) in length, 2.295 m (7.53 ft) in width, and 3.05 m (10.01 ft) in height, facilitating efficient transport between sites. Travel speed reaches up to 10 km/h (6.21 mph), supporting rapid repositioning and productivity on large projects. Designed for operator comfort and safety, the SV640D incorporates a robust frame, effective vibration isolation, and straightforward controls, making it a dependable, high‑performance smooth drum roller for site preparation, road construction, and utility work.