ZM-70 0.8 ton Wheel Hydraulic Mini Loader Wheeled 1 Ton Digger Small Excavator ZM-70 0.8 ton Wheel Hydraulic Mini Loader Wheeled 1 Ton Digger Small Excavator
Tel: +86-18553715372
Email: sales@chinacoalintl.com
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Introduction of ZM-70 7.5ton Crawler Excavator Machine
1. ZM-70 7.5ton Crawler Excavator Machine designed with mature hydraulic system, Easy to operate. High working efficiency. Main hydraulic parts are imported from Korea, Japan. Stable working performance.
2. Structural parts are all made by our company; main parts are all under nondestructive inspection treatment, which ensure the parts’ strength and stiffness. Main structural parts are treated by shot blasting, which increase the adhesion of painting, prevent from corrosion, and finally prolong the service time of the excavator.
Parameter of ZM-70 7.5ton Crawler Excavator Machine
Engine | Travel System | ||
Model | Cummins QSF2.8T | Travel motors | Eaton, USA; |
Type | Turbocharged, 4 stroke, direct injection, water cooled | Support roller quantities | 2×6 |
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| Carrier roller quantities | 2×1 |
No. of cylinder | 4 | Travel shoes | 2X39 |
Hydraulic System | Cab & Electrical System | |||
Pump | KPM, Japan | Cab | Cab installed with silicon oil rubber, adjustable luxurious seat, cold and warm air-conditioning system plus flexible pilot control system | |
Type | variable double–piston pump |
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Max. discharge flow | 2X79.2(L/min) |
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Max. discharge pressure |
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Boom, arm and bucket | 27.5 MPa | Voltage | 12V | |
Travel circuit | 23.5 MPa | Batteries | 1X12V | |
Swing circuit | 23.5 MPa | Battery capacity | 120Ah | |
Control circuit | 3.9 MPa | Boom, Arm & Bucket | ||
Pilot control pump | Gear type | Boom cylinder | Φ110xΦ75xS1000-L1480 | |
Main control valves | KYB, Japan | Arm cylinder | Φ100xΦ65xS870-L1335 | |
Oil cooler | Air cooled type | Bucket cylinder | Φ55xΦ90xS710-L1115 | |