Product features
Based on the SD22, the SD22W rock bulldozer is specially designed for work in rocky environments. The SD22W features advanced performance, high reliability, low fuel consumption and convenient maintenance. The SD22W is equipped with a high-strength, wear-resistant rock type blade and frame, making it adaptable for tough work with gravel, rock and weathered rock.

Parameters

ITEM	UNIT	SD22W
L×W×H (Ripper not included)	mm	5750×3725×3395
Operating weight (Ripper not included)	t	23.44
Engine	-	Cummins NT855-C280S10
Rated power	kW/rpm	162/1800
Gradeability	°	30
Blade type	-	Straight tilt blade Angle blade
Blade width	mm	Straight tilt blade 3725×1315 Angle blade   4365×1055
Dozing capacity	m3	Straight tilt blade 6.4 Angle blade 4.7
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	560
Track gauge	mm	2000
Ground length and ground pressure	mm/MPa	2730-0.077
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