Construction Machinery: Mining Excavator Liebherr

Model	Rotation speed
R996	3.5 rev / min
R995	3.7 rev / min
R994	3.7 rev / min
R984C	5.2 rev / min
R9800	3.6 rev / min
R974C	5.9 rev / min
R964C	5.8 rev / min
R9350	3.7 rev / min
R9250	4.1 rev / min