Sakai Behind Roller HV80ST | 770 kg
Sakai Combined Roller TW504 | 3.4 ton
Weights & Dimensions
Feature Specification:
Operating Weight 770 kg (approx. 1,695 lbs).
Overall Length 2,620 mm (unfolded) / 1,340 mm (folded).
Overall Width 770 mm.
Overall Height 1,215 mm (unfolded) / 1,890 mm (folded).
Compaction Width 710 mm.
Curb Clearance Ample clearance for edge-to-edge compaction.
Description
Sakai Behind Roller HV80ST | 770 kg
BELIALAT.COM support unit, parts, service, rental, maintenance contract, overhaul, reconditioned Sakai Behind Roller HV80ST | 770 kg
The Sakai HV80ST is a popular hydrostatic walk-behind (vibratory) roller, often referred to as a “Baby Roller.”
It is designed for high-efficiency compaction of soil and asphalt, particularly in tight spaces where larger machines cannot reach.
Below are the detailed technical specifications for the 770 kg unit:
Weights & Dimensions
Feature Specification:
Operating Weight 770 kg (approx. 1,695 lbs).
lass=”yoast-text-mark” />>Overall Length 2,620 mm (unfolded) / 1,340 mm (folded).
class=”yoast-text-mark” />>Overall Width 770 mm.
lass=”yoast-text-mark” />>Overall Height 1,215 mm (unfolded) / 1,890 mm (folded).
Compaction Width 710 mm.
Curb Clearance Ample clearance for edge-to-edge compaction.
Performance
Centrifugal Force: 15.7 kN ( 1,600 kgf ).
Vibration Frequency: 55 Hz (3,300 vpm).
Travel Speed: 0 – 3.5 km/h (Forward & Reverse).
Gradeability: 38% (21circ).
Engine & Power System
The HV80ST is typically equipped with a reliable diesel engine.
While models can vary slightly by region, the standard configuration is:
Engine Model: Kubota EA8-NB (or Yanmar L100V1-RESAYI in some regions).
Type: Diesel, water-cooled (Kubota) or air-cooled (Yanmar), 4-cycle, 1-cylinder.
Max Output: 5.7 kW (7.6 HP) @ 2,500 rpm.
Starting System: Electric starter (with manual backup).
Transmission: Hydrostatic transmission (All-wheel drive).
Fluid Capacities & Systems
Fuel Tank: 5.4 L to 7.5 L (depending on engine variant).
Water Sprinkler Tank: 40 L (Gravity-fed system).
Brake System: Mechanical pin-lock type (Parking) / Dynamic hydrostatic (Service).
Vibration System: Eccentric shaft type.
Key Features
Safety: Features a pin-lock system on the handle for safe folding and a positive pin-lock brake for parking on inclines.
Maintenance: Open-type side guards allow easy access to the engine; the water tank features a large diameter cap for quick filling.
Precision: Small wall clearance allows the roller to work extremely close to obstacles like walls and curbs.
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