Working Adaptability 48 Ton Crawler Bulldozer Sp70y for Construction

• After-sales Service: Provided
• Warranty: Provided
• Type: Special Type
• Transmission: Hydraulic Transmission
• Walking Mode: Crawler
• Load and Unload Method: Front Discharge
• Model NO.: SP70Y
• Engine Power: 257kw
• Certification: CE
• Condition: New
• Color: Yellow
• Ground Pressure: 86kpa
• L*W*H: 5560*3940*3395mm
• Maximum Lifting Capacity: 70 Ton
• Transport Package: Nude
• Specification: 47500kg
• Trademark: SINOMADA
• Origin: China
• HS Code: 8426411000
• Production Capacity: 100units/Month

Product Description

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Product Description

• Excellent chassis stability, low average fuel consumption, and high economy.
• Extensive working scope of boom and fast lifting/lowering speed of hook.
• Powerful loaded traveling, high lifting capacity, and high working efficiency.
• The hook, boom, and counterweight can realize stepless speed control and combination motions.
• Both hook and boom winches adopt three-stage planetary gears for speed reduction and torque enhancement, featuring high safety coefficient and high mechanical efficiency.
• The machine is installed with moment limiter system to real-time monitor the operating status and guarantee the lifting safety. 

 

Product Parameters

Product	SP70Y
Performance parameters
Operating weight (Kg)	47500
Maximum lifting capacity(T)	70
Rated power of engine(kw/hp)	257
Minimum turning radius (mm)	3950
Ground pressure (Mpa)	0.086
Engine
Engine model	NTA855-C360S10
Number of cylinders× cylinder diameter× stroke(mm×mm)	6-139.7x152.4
Rated power/rated speed (kw/rpm)	257/2000
Maximum torque (N.m/r/min)	1509/1400
Overall dimensions of machine
Length (mm)	5560
Width (mm)	3940
Height (mm)	3395
Driving performance
Forward gear 1/Reverse gear 1 (km/h)	0-3.7/0-4.5
Forward gear 2/Reverse gear 2 (km/h)	0-6.8/0-8.2
Forward gear 3/Reverse gear 3 (km/h)	0-11.5/0-13.5
Traveling system
Hydraulic torque converter	Three-element single-stage and single phase
Transmission	Planetary gear, multi-plate clutch, and hydraulic + forced lubrication type
Main drive	Spiral bevel gear, one-stage deceleration and splash lubrication
Steering clutch	Wet type, multi-plate spring applied, hydraulically released, and manually-hydraulically operated
Steering brake	Wet type, floating belt type, and hydraulically assisted
Final drive	Two-stage straight gear reducer and splash lubrication
Chassis System
Suspension mode	Rigid crossbeam structure
Center distance of track (mm)	2380
Width of track shoes (mm)	760
Ground length (mm)	3620
Number of track shoes (One-sided/piece)	45
Chain track pitch(mm)	228
Number of carrier rollers (One-sided)	2
Number of track rollers (One-sided)	9
Working hydraulic system
Working pump	Fixed displacement gear pump, with maximum displacement at 201.5ml/r
Pilot pump	Fixed displacement gear pump, with maximum displacement at 10ml/r
Operating valve	Proportion multi-way valve
Counterweight cylinder bore(mm)	φ125
Tank capacity
Fuel tank (L)	550
Working hydraulic oil tank (L)	400
Working device
Maximum lifting height(mm)	6550
Hook lifting speed m/min	0~6.5
Boom length (m)	7.3 (Optional 9.0)

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