The Cat ® 312 GC Exacavator delivers excellent performance and lower operating costs. Unmatched versatility, improved controllability, easy operation and a comfortable operator station help to make the 312 GC Excavator an industryleading performer.

| Specification | |
|---|---|
| Power | traditional power |
| Bucket | backhoe |
| Tonnage (ton) | 12 |
| Operating weight of the whole machine(kg) | 11600 |
| Bucket capacity(m³) | UD 0.53 |
| Length of moving arm(mm) | 4300 |
| Length of bucket rod(mm) | 2250 |
| Performance | |
| Rotation speed(rpm) | 11.5 |
| Rotation torque(Nm) | 43k |
| Bucket digging force(kN) | 85.9 |
| Bucket rod digging force(kN) | 62.2 |
| Power System | |
| Engine Model | Cat® C3.6 |
| Rated power(kw/rpm) | 74.4/2200 |
| Displacement(L) | 3.6 |
| Cylinder diameter×stroke(mm) | 98*120 |
| Hydraulic system | |
| Maximum flow rate of main pump(l/min) | 225 |
| Working hydraulic oil circuit(Mpa) | 35 |
| Traveling hydraulic circuit (Mpa) | 35 |
| Slewing hydraulic circuit (Mpa ) | 25.9 |
| Moving arm cylinder – number × bore × stroke (mm) | 2*95*1002 |
| Bucket rod cylinder-Number of cylinders×diameter×stroke(mm) | 1*105*1194 |
| Bucket cylinder-Number of cylinders×diameter×stroke(mm) | 1*90*939 |
| Oil capacity | |
| Fuel tank (L) | 237 |
| Hydraulic oil tank(L) | 77 |
| Hydraulic system(L) | 145 |
| Engine oil change volume (L) | 11 |
| Coolant (L ) | 11 |
| Main body size | |
| Total transport length(mm) | 7280 |
| Total width of transportation(mm) | 2490 |
| Total transport height(mm) | 2780 |
| Total track length(mm) | 3320 |
| Track plate width(mm) | 500 |
| Track gauge(mm) | 1990 |
| Minimum ground clearance(mm ) | 425 |
| Counterweight ground clearance(mm) | 890 |
| Rear end turning radius(mm ) | 2160 |
Caterpillar 312GC Excavator Related Parts:
