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2020 Caterpillar 312D

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Product Description

Discover the reliability and efficiency of the 2020 Caterpillar 312D, now available in Hunan, China. This used excavator has accumulated just over 90,000 operational hours, showcasing its durability and robust performance in various construction and excavation tasks. The 312D is designed for operators who demand high productivity, ease of maintenance, and a comfortable working environment. Built to withstand tough conditions, this machine features advanced hydraulics and a powerful engine, ensuring optimal performance and fuel efficiency. Ideal for small to medium-sized projects, the Caterpillar 312D is ready to meet your project's demands.

Year: 2020
Brand: Caterpillar
Model: 312D
Location: Hunan, China
Operational Hours: Over 90,000

Specifications	Value
No.	1181340
Tonnage (tons)	12
Working weight (kg)	12920
Bucket capacity (m³)	0.52
Boom length (mm)	2800
Rod length (mm)	3000
Country of origin	Xuzhou
power	Traditional power
manufacturer	Joint venture/Import
bucket	backhoe
Engine type	C4.2ACERT
Rated power (kw/rpm)	72/2200
Cooling mode	water-cooling
Cylinder diameter × stroke (mm)	102 x 130
Displacement (L)	4.25
Rotation speed (rpm)	12.4
Climbing ability (%)	70/35 °
Bucket digging force (kN)	96
Rod digging force (kN)	62
Travel speed (km/h)	3.4/5.5
Maximum flow of main pump (l/min)	127
Traveling Hydraulic Circuit (Mpa)	3.5
Rotary Hydraulic Circuit (Mpa)	2.3
Hydraulic crushing pipeline is standard	no
Working Hydraulic Circuit (Mpa)	3.05
Pilot Oil Circuit (MPa)	4.12
Bucket cylinders - Number × diameter × stroke (mm)	100 x 939
Bucket rod cylinders - Number × diameter × stroke (mm)	120 x 1197
Boom cylinders - Number × diameter × stroke (mm)	110 x 1015
Fuel Tank (L)	250
Hydraulic Tank (L)	150
Engine Oil changes (L)	19.5
Coolant (L)	17.9
Hydraulic System (L)	162(including fuel tank)
Total transport length (mm)	7590
Total transport width (mm)	2590
Total transport height (mm)	2970
Full cab height (mm)	2760
Counterweight ground clearance (mm)	915
Minimum ground clearance (mm)	430
Total track length (mm)	3490
Track gauge (mm)	1990
Track plate width (mm)	500
Total track width (mm)	2590
Track ground length (mm)	2780
Maximum digging depth (mm)	5840
Maximum excavation height (mm)	8580
Maximum unloading height (mm)	6210
Maximum vertical digging depth (mm)	5160
Bulldozer lift or depth (mm)	No bulldozer
Dodging plate width × height (mm)	No bulldozer
Maximum excavation radius of stop surface (mm)	8430
Maximum effective digging depth (mm)	5640