DFJ-2W100 Double Booms Mining/Tunneling Jumbo Drill, Underground Jumbo Drilling

Features of DFJ-2W100 Wheel Underground Drilling Jumbo for Mining/Tunneling etc.

1. Hydraulic boom
a. Hydraulic boom with double tripod suspension for accurate hydraulic parallel holding in all directions; Direct, fast, Easy operation, good accuracy and accurate positioning between holes.
b. Telescopic boom make up of the angle when drilling the hole of bottom and top, thus no blind angle left.
c. America HELAC rotary actuators with high rotation torque, high load capacity, no position shift, Compact, good anti-pollution capacity, Heavy-duty and etc.

2. Rock drill
France Montabert rock drill with high hardness, high drilling speed, low drilling tool wastage, low failure rate and etc.

3. Hydraulic feed
a. Heavy-duty aluminum feed with high bending and torsional resistance for maximum durability.
b. Snap-on stainless steel sleeves & polymer contacts.

4. Carrier
Sturdy, articulated carrier with four-wheel drive powered by diesel engine, high speed and flexible transition improved the working efficiency; power steering; Both service brakes and Emergency system brakes; Central lubrication system; Four jacks for stable set up.

5. Control system
Hydraulically controlled drilling system which incorporates the anti-jamming function Rotation Pressure Controlled Feed (RPCF), Impact, Rotation and Feed adopt separate hydraulic pump, independent control loop ensure the stable power output.

6. General
a. Cable reel, control the cable automatic, Save labor and improve the safety.
b. Hydraulically driven telescopic protective roof.
c. Electrically driven piston compressor.