Specifications

Excavator is one of the leading products of TYHI, it mainly consists of mining excavator, bucket wheel excavator, dragline,

WK-20Mine-use Excavator, is the newest heavy duty mining equipment developed by TYHI. Having  successful experience of designing and manufacturing the excavators with 4m³ , 8m³ and 10m³ , and adopting lots of new technology and technics from national and abroad, it is applicable in any large open mine which  is with more than 20 million ton mineral resources and iron mine, light metal mine for excavating and strip working. 

 the parts including 170t-190t Mine-use car.

Technical Spec. of WK-20
Normal bucket volume	20m3	Main motor	2x560kW 690VAC
Scope of bucket volume	16m3-34m3	Max. Excavating Radius	21.20m
Lifting speed	0.96m/s	Max. Excavating Height	14.40m
Pushing speed	0.47m/s	Max. Dumping Radius	18.70m
Traveling speed	1.08km/h	Max. Dumping Height	9.10m
Max. Lifting force	2028kN	Excavating Depth	5.51m
Max. Pushing force	1120kN	Working weight	731t
Max. Crawling angle	13°	Theoretical Productivity	2400m3/h