ZM20 small excavator

20 Small Excavator Product Features

cooling system

1. The small excavator has a built-in exhaust fan and a good heat dissipation system, so the machine does not heat up and extends its service life.

2 The engine's external air circulation system improves the engine's heat dissipation, reduces the engine's intake temperature, and makes the engine more powerful and has a longer service life.

Travel system

1. In the industry, small excavators are equipped with the best main pump, main valve, swing motor and travel motor, ensuring the high reliability of the hydraulic system. The hydraulic system is equipped with a return oil filter as standard.

2. The travel motor of the small excavator is equipped with a standard oil drain pipeline to prevent the internal pressure and temperature of the motor from being too high, thus prolonging the service life of the travel motor.

Strengthening structural devices and structures

1. Strengthened working device and frame, based on ANSYS platform, optimized structure to ensure the use of various working conditions

The boom and arm are made of Q345B material, 345 kg high-strength plate;

2. All working devices use surface hardened pins;

3. Four-post driving canopy, high stability

4. Thickened counterweight blocks ensure the digging force of the machine and make the whole machine work more smoothly