Gallery

Video

　　Caterpillar CAT312D excavator, the perfect combination of reliability and performance! The machine weighs 12.8 tons and is equipped with a Cat C4.2 engine with a power of 67.5 kilowatts (91 horsepower). It is powerful and suitable for various small and medium-sized construction projects. The bucket capacity is up to 0.61 cubic meters and the maximum digging depth is 5.55 meters. It has wide adaptability, strong digging force and high construction efficiency. With its excellent hydraulic system and stable walking speed, CAT312D performs well in earthwork and road construction. Fuel consumption is as low as 8-10 liters per hour, helping you save costs effectively. The equipment also comes standard with air conditioning to provide a comfortable working environment for the operator. Whether it is construction engineering or mining operations, CAT312D is your reliable construction partner!



Item

Specification

Brand

Caterpillar

Model

CAT312D

Operating Weight

12,800 kg

Bucket Capacity

0.52 - 0.61 m³

Boom Length

4.65 m

Stick Length

2.5 m

Manufacturer

Caterpillar Inc.

Swing Speed

11.5 rpm

Travel Speed

5.5 km/h (High) / 3.2 km/h (Low)

Gradeability

35 degrees

Ground Pressure

45.6 kPa

Bucket Digging Force

95.1 kN

Stick Digging Force

70 kN

Engine Model

Cat C4.2

Engine Power

67.5 kW (91 HP) @ 2000 rpm

Displacement

4.2 L

Number of Cylinders

4

Bore & Stroke

105 mm x 127 mm

Hydraulic Pump Brand/Model

Caterpillar / Variable Displacement Piston Pump

Max Hydraulic Flow

232 L/min

Travel Hydraulic Circuit

35.5 MPa

Control Hydraulic Circuit

24.5 MPa

Fuel Tank Capacity

250 L

Hydraulic Oil Tank Capacity

125 L

Engine Oil Capacity

15 L

Coolant Capacity

20 L

Transport Length

7,640 mm

Transport Width

2,490 mm

Transport Height

2,830 mm

Track Shoe Width

600 mm

Track Length

3,540 mm

Max Digging Radius

8,220 mm

Max Digging Depth

5,550 mm

Max Digging Height

8,740 mm

Max Dumping Height

6,040 mm

Max Vertical Digging Depth

5,220 mm

Fuel Consumption

8 - 10 L/hour

Air Conditioning

Standard

Fuel Injection

Electronic

Maintenance Interval

Every 500 hours


Product Features

Rich models

Rich models

Excavators weighing from 600KG to large crawler excavators weighing up to 70 tons to meet the needs of different customers.

Complete accessories

Complete accessories

Unit is equipped with a variety of working accessories, such as hydraulic hammer, hydraulic wood clamp, dril, etc., to meet the needs of different scenarios.

Customized production

Customized production

Can be customized for customer production, supporting custom paint spraying, custom protective net, air conditioning cab, torque arm, etc.

Brand warranty

Brand warranty

Famous brand, reliable quality, long service life, worry-free after-sales.

Recommend

Inquiry

1
Send a request
Select your equipment and fill out your contact information
2
Get a quote
A sales rep will send you an official quote and other related information
3
Payment & Delivery
Payment – Lead time - Delivery
after-sales service
* Name
* Email
* WhatsApp
* Model