ST22C coal bulldozer 220T dozer used in coal mines and electricity coal yards
Features
The ST22C coal bulldozer is a modified form of the ST22, featuring advanced performance, high reliability, low fuel consumption and convenient maintenance. The ST22C has a high-capacity coal-dozing blade, and is equipped with an engine intake pre-filtering device, helping adapt it to transferring, paving and stacking operations often performed in coal mines and electricity coal yards.
Specs
|
ITEM
|
UNIT
|
ST22C
|
|
LXWXH (Ripper not included)
|
mm
|
5750X4200X3395
|
|
Operating weight (Ripper not included)
|
t
|
24.6
|
|
Engine
|
-
|
Cummins
NT855-C280S10
|
|
Rated power
|
kW/rpm
|
162/1800
|
|
Gradeability
|
°
|
30
|
|
Blade type
|
-
|
Coal blade
|
|
Blade width
|
mm
|
4200X1350
|
|
Dozing capacity
|
m3
|
9
|
|
Ma× drop below ground of blade
|
mm
|
540
|
|
Lift height of blade
|
mm
|
1210
|
|
Ripper type
|
-
|
Single ripper Three-shank ripper
|
|
Ripping depth of ripper
|
mm
|
Single ripper 695
Three-shank ripper 666
|
|
Lifting height of ripper
|
mm
|
Single ripper515
Three-shank ripper 555
|
|
Number of carriers (each side)
|
-
|
2
|
|
Number of track rollers (each side)
|
-
|
6
|
|
Number of track shoes (each side)
|
-
|
38
|
|
Width of track shoe
|
mm
|
660
|
|
Track gauge
|
mm
|
2000
|
|
Ground length and ground pressure
|
mm/MPa
|
2730-0.066
|
|
Pitch
|
mm
|
216
|
|
Forward speed
|
km/h
|
0–3.6
|
|
0–6.5
|
|
0–11.2
|
|
Reverse speed
|
km/h
|
0–4.3
|
|
0–7.7
|
|
0–13.2
|
