TK70 Diesel Powered Underground Diesel Loader
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The TK70 diesel-powered underground diesel loader series has been designed to make the loading and transportation of ore and rock in underground roadways more efficient and reliable. It is small in size and easy to operate and maintain, with a maximum capacity of seven tons for scraper operations, and the ability to transport up to 25 tons for underground articulated trucks. Its size is suitable for tunnels of 3.4m x 3.4m or higher. Its robust design makes it ideal for harsh underground working conditions.
Features- Enhanced Safety
Certified safety canopy/cab with FOPS & ROPS compliance for maximum protection. Utilizes a spring brake, hydraulic release (POSI-STOP) brake system to ensure reliable braking safety. - Improved Reliability
Incorporates renowned and dependable hydraulic components, such as PERMCO hydraulic pumps, EATON hydraulic hoses, and REXROTH valves.
Equipped with DANA powertrain components for increased reliability.
Ergonomically designed positioning of steering and working handles for improved operator comfort and control. - Streamlined Maintenance
Features a centralized manual lubrication system for convenient maintenance.
Includes a pressure detection system that is centralized to facilitate monitoring and maintenance tasks.
| Model | TK70D | TK70H |
| Rated load (kg) | 7000 | 7000 |
| Length * width * height (mm) | 8800*2250*2350 | 8800*2200*2270 |
| Maximum shovel force (kN) | 117 | 117 |
| Maximum traction (kN) | 180 | 170 |
| Standard bucket capacity (m3) | 3.5 | 3.5 |
| Forward and Backward Speed | ||
| 1st gear (km/h) | 4.4 | 4.4 |
| 2nd gear (km/h) | 8.7 | 8.7 |
| 3rd gear (km/h) | 16.6 | 16.6 |
| 4th gear (km/h) | 23.7 | 24.5 |
| No-load Mass | ||
| Gross weight (kg) | 22000 | 22000 |
| Front axle load (kg) | 8800 | 8800 |
| Rear axle load (kg) | 13200 | 13200 |
| Hydraulic Cycle Times | ||
| Raising time (s) | 6.5 | 6.5 |
| Lowering time (s) | 5.1 | 5.1 |
| Tipping time (s) | 2.6 | 2.6 |
| Diesel Engine | ||
| Model | Cummins QSC8.3 | Volvo TAD850 |
| Rated output power (kW) | 179 | 160 |
| Number of cylinders | 6 | 6 |
| Displacement (L) | 8.3 | 7.7 |
| Cooling method | Water cooling | Water cooling |
| Air filter | Donaldson | Donaldson |
| Emission standard | Tier 3 | Tier 3 |
| Average fuel consumption (L/H) | 19 | 19 |
| Fuel tank volume (L) | 350 | 350 |
| Turning Radius | ||
| Maximum steering angle (°) | ±42.5 | ±42.5 |
| Minimum inner clearance radius (mm) | 2730 | 2730 |
| Minimum Outer clearance radius (mm) | 6000 | 6200 |
| Lubrication System | ||
| Lubrication method | Manual centralized | Manual centralized |
| Torque Converter | ||
| Model | LGMRT | DANA C273 |
| Drive Axle | ||
| Front axle | LGMRT | DANA 16D |
| Rear axle | LGMRT | DANA 16D |
| Gearbox | ||
| Model | DANA R32000 | DANA R32000 |
| Tire | ||
| Model | 17.5 R25 | 17.5 R25 |
| Hydraulic System | ||
| Hydraulic pump | Pomke | Pomke |
| Control valve | Rexroth | Rexroth |
| Steering cylinder | LGMRT | LGMRT |
| Filter (μm) | 10 | 10 |
| Lift cylinder | LGMRT | LGMRT |
| Tipper cylinder | LGMRT | LGMRT |
| Braking System | ||
| Accumulator | Aurel | Olaer |
| Brake element | SAFIM | MICO |
| Brake | Normally closed wet type | Normally closed wet type |
| Electric System | ||
| Generator | 24V,70A | 24V,70A |
| Battery | 120Ah | 120Ah |
| Starting motor | 24V, 5.5kW | 24 V, 5.5 kW |
| Illumination | LED 5-35W | LED 5-35W |
| Electronic control components | Schneider | Schneider |
| Safety Devices | Security roof (ROPS & FOPS) | Security roof (ROPS & FOPS) |
| Handheld fire extinguisher | Handheld fire extinguisher 4kg | |
| Seat belt | Seat belt | |
| Main switch lock/brake button/emergency stop button | Main switch lock | |
| Reversing alert | Reversing alert | |
| Options | Bucket 3.0m³, 3.7 m³ | Bucket 3.0m³, 3.7 m³ |
| Wireless remote control | Wireless remote control | |
| Automatic fire extinguishing system | Automatic fire extinguishing system | |
| Reversing video | Reversing video | |
| Automatic centralized lubrication | Automatic centralized lubrication | |
| Drive axle DANA 16D2149 | Tubeless tires | |
| Tubeless tires | Scraper weighing system | |
| Wireless remote control | Scraper boom stabilization system | |
| Exhaust gas purifier (DOC DPF) | Benz OM906LA 150kW | |
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