Construction Machinery: Loader-Digger Volvo

Model	Type of pump	Overflow valve pressure	Pump bandwidth
BL71	VAR	25000 kPa - 3625.9 lb / sq. inch	160 l/min - 42.3 gal/min
BL70	Axial-piston pump	173.5 kPa - 3625 lb / sq. inch	160 l/min - 42 gal/min
BL60	Open center, split flow pump with a single gear	3625 kPa - 525.8 lb / sq. inch	116 l/min - 30.6 gal/min