TK70H Diesel Powered Underground Loader

The Sandvik EJC145 prototype serves as the foundation for the TK70H 3.5 m³ diesel powered underground loader. Rated to carry a load of 7000 kg, this loader is perfect for tunnel projects requiring shoveling, loading, and transportation. Its sturdiness allows it to function perfectly in challenging, underground conditions with tunnels of a minimum width of 3 m.

Features

Enhanced Safety
The loader features a safety cab that is certified with FOPS&ROPS standards, ensuring maximum protection for the operator.
The POSI-STOP brake system guarantees reliable and secure braking, enhancing overall safety.
Improved Reliability
Renowned and dependable key components are incorporated into the loader, ensuring its reliability and longevity.
We are equipped with exceptional key performance management and lean product system, allowing efficient monitoring and optimization of the operation.
Easy Maintenance
Daily maintenance tasks can be performed at the ground level, minimizing downtime and improving operational efficiency.
The loader includes a central lubrication system, simplifying lubrication procedures and ensuring proper equipment function.
A pressure testing system is integrated, facilitating easy and accurate testing of hydraulic systems. Technical Parameters

Model	TK70H
Rated load (kg)	7000
Length*width*height (mm)	8800*2200*2270
Max. shovel force (kN)	117
Max. traction force (kN)	170
Standard bucket capacity (m³)	3.5
Forward and Backward Speed
1st gear (km/h)	4.4
2nd gear (km/h)	8.7
3rd gear (km/h)	16.6
4th gear (km/h)	24.5
Hydraulic Cycle Times
Arm raising time (s)	6.5
Arm lowering time (s)	5.1
Tipping time (s)	2.6
Unladen Mass
Total weight (kg)	22000
Front axle load (kg)	8800
Rear axle load (kg)	13200
Diesel Engine
Model (Volvo)	TAD850
Rated output power (kW)	160
Number of cylinders	6
Displacement (L)	7.7
Cooling method	Water cooling
Air filter	Donaldson
Emission standard	Tier 3
Average fuel consumption	19 L/H
Fuel tank volume	350 L
Torque Converter
Model	DANA C273
Gearbox
Model	DANA R32000
Drive axle
Front axle	DANA 16D
Rear Axle	DANA 16D
Tire
Model/size	17.5 R25
Hydraulic System
Hydraulic pump	Pomke
Control valve	Rexroth
Steering cylinder	LGMRT
Filter (μ/m)	10
Lift cylinder	LGMRT
Tipper cylinder	LGMRT
Braking System
Accumulator	Olaer
Brake element	MICO
Brake	Normally closed wet type
Electric System
Generator	24V,70A
Battery	Exed120Ah
Starting motor	24V,5.5kW
Illumination	LED 5-35W
Electronic control components	Schneider
Turning Radius
Max. steering angle (°)	±42.5
Max. inner clearance radius (mm)	2730
Min. outer clearance radius (mm)	6200
Lubrication System
Lubrication method	Manual centralized
Safety Devices
Security roof	ROPS & FOPS
Handheld fire extinguisher
Seat belt
Main switch	Lock/brake button/emergency stop button
Reversing alert
Options
Bucket	3.0m³/3.7m³
Wireless remote control
Automatic fire extinguishing system
Reversing video
Automatic centralized lubrication
Tubeless tires
Scraper weighing system
Scraper boom stabilization system
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