GUOJICHANGLIN 724MH / 717H Motor Grader

Features of Motor Grader :
1. Sing-handle electro-hydraulic controlled power-shift T/M, 6 forward&3 reverse shifts makes operation easy and convenient
2. Hydraulic lock, auto lock/unlock NO-SPIN differential ensures stability
3. Powerful traction deal axle load allocation provides excellent stability while cutting hard surface
4. Serviceable, efficient hydraulic system enables every part to be fully used
5. Box-typed frame and advanced T/M enable it to complete heavy-duty work
6. A wide working range is accomplished through flexible blade suspension system and articulated frame

No.	Model		Motor Grader 724MH
1	Engine	Model	SC11CB
		Rated power	175kW/240PS
		Rated speed	2300r/min
		Max. torque	750N.m
		Max. torque speed	1500-1700r/min
2	Operating weight	Front axle	570kg
		Rear axle	14000kg
		Whole machine	19000/20000kg (standard/with front dozer and rear ripper)
3	Overall dimension	Length	9230/10910mm (standard/with front dozer and rear ripper)
		Width	2800/2890mm (standard/with front dozer and rear ripper)
		Height	3550mm
4	Speed	Gear	1	2	3	4	5	6
		Forward (km/h)	5.74	8.73	13.02	17.49	26.98	38.98
		Reverse (km/h)	5.74	13.02	26.98	-	-	-
5	Steering	Frame articulated angle	Left: 25°, right: 25°
		Min. turning radius	8600mm
6	Max gradeability		20°
7	Blade of motor grader	Size	4422×688mm (length×chord height)
		Max. grading depth	470mm
		Max. slant angle	Left: 90°/right: 90°
		Rollback angle	360°
		Range of cutting angle	36°-66°
8	Dozer	Width	2890mm
		Height	1020mm
		Max. bulldozing depth	205mm
9	Ripper	Width	2087mm
		Max. grading depth	315mm
		Number of tooth	5
10	Wheel base of front and rear axle		6660mm
11	Wheel tread of motor grader		2280mm
12	Max. traction (φ=0.75)		128.7kN(standard)
13	Working environment	Altitude	3500m
		Temperature	-28.5-40.4°C
		Relative humidity	78.5%

717H  Motor Grader

Features of Motor Grader :
1. Sing-handle electro-hydraulic controlled power-shift T/M, 6 forward&3 reverse shifts makes operation easy and convenient
2. Hydraulic lock, auto lock/unlock NO-SPIN differential ensures stability
3. Powerful traction deal axle load allocation provides excellent stability while cutting hard surface
4. Serviceable, efficient hydraulic system enables every part to be fully used
5. Box-typed frame and advanced T/M enable it to complete heavy-duty work
6. A wide working range is accomplished through flexible blade suspension system and articulated frame

Specifications of Motor Grader 717H:

Overall Dimension
1	Length	8630mm
2	Width	2600mm
3	Height(To the top of the cab)	3370mm
4	Wheel base	6100mm
5	Tread	2120(mm)
Main Technical Specification
1	Operating weight	14500kg
2	Blade length	3658mm
3	Blade height	550mm
4	Blade width	16mm
5	Max lifting height	450mm
6	Max grading depth	535mm
7	Min. turning radius	7300mm
8	Pivot angle frame	±26°
9	Max turning angle(front wheel)	±49°
10	Oscillating angle of front axle	32°
11	Min ground clearance	430mm
12	Traveling speed(Km/h),6 forward and 3 reverse
	(1) Ⅰ gear forward	6.5
	(2) Ⅱ gear forward	11.4
	(3) Ⅲ gear forward	14.6
	(4) Ⅳ gear forward	24.8
	(5) Ⅴ gear forward	30
	(6) Ⅵ gear forward	49.2
	(7) Ⅰ gear reverse	6.5
	(8) Ⅱ gear reverse	14.6
	(9) Ⅲ gear reverse	30
Diesel engine
1	Model	DongFeng 6BTA5.9-C180	Chinese engine SC8D170G2B1
2	Type	Direct injection. Turbocharged. Water cooling
3	Rated output	132 kW(180PS)	125(1±5%)kW
4	Inter-bore of cylinder/Stroke	102/120 (mm)	114/135 (mm)
5	Total exhaust of cylinder	5.9(L)	8.27(L)
6	Power of start motor	6 (kW)	7.5(KW)
7	Voltage of starting motor	24(V)	24(V)
8	Rated speed	2200(r/min)	2200(r/min)
9	Max. Torque	>750(N.M) at 1300r/min	700(1±6%)(N.m)/1500r/min
10	Starting type	Electric	Electric
11	Min. specific fuel consumption	206(g/Kw.h)	226(1±5%)(g/Kw.h)
12	Net weight	450(kg)	680(1±5%)(kg)
Transmission System
1.Torque Converter
1	Model	WG180 (ZF technology)
2	Type	3-elements.single stage
3	Torque ratio	2.35
4	Cooling type	Pressure oil circulating
2.Transmission case
1	Model	WG180 (ZF technology)
2	Type	power shift, single-shift lever, natural-shift lock device
3	Gear shift position	6 Forward and 3 reverse gears
3.Axle and Tire
1	Type of main reducer	spiral bevel gear, single stage
2	Gear ratio of main reducer	3.583
3	Type of final reducer	Single stage chain-drive
4	Gear of ratio of final reducer	3.75
5	Gear ratio	13.436
6	Max. drawing force	74.6KN
7	Tandem drive	Double row roller-chains
8	Size of tire	17.5-25-12PR(standard) 13.00-24-12PR(optional)
Working Device Hydraulic System
1	Model of oil pump(include steering pump)	CBGj2045/1025
2	System pressure	17.5MPa
3	Model of distribution valve	HUSCO5000-D
4	Cylinder	MTC technology
5	Hydraulic lock	KAYABA technology
6	Model of oil motor	EATON, JS-130
7	Blade load	88kN
Steering System
1	Type	Fore Tire deflexion
2	Model of steering gear	BZZ1-E160B+FKA-163022
3	System pressure	16MPa
Brake System
1	Type of traveling brake	Hydraulic assisted actuate drum brake
2	Oil pressure	10MPa
3	Type of parking brake	Flexible control and inner-expanding drum brake
Oil Capacity
1	Fuel(diesel)	330L
2	Engine lubricating oil	17L	24L
3	Oil for converter and gear box	28L
4	Oil for hydraulic system	47L
5	Oil for driving rear axles	18L
6	Balance box	90L