Bq90 Down The Hole (DTH) Drilling Machine for Hard Rock

=== Base Info ===

=== Description ===

Basic Info.

Model NO. BQ90 Type Crawler Color Blue Function New Max Depth 30m Speed 5-8m/Hour Mining Object Coal Machinery Brand Bestlink Transport Package Pallet Specification CE Trademark Bestlink Origin China HS Code 84671100 Production Capacity 1000 Sets Per Year

Product Description

1. DTH drill machine is used for mine quarry, stone dynamiting and diamond wire passing
2. Drilling speed: 5-8m/h
3. Max depth: 30m


Down The Hole Drilling Machine
BQ90 series drill is a new model drill, we developed it specially used for stone quarry
And the drill hole can be different diameter, depth, multi-orientation and angle.
Advantages:
1 Light weight, easy installation and transportation
2 The high quality pneumatic components ensure lower energy & air consumpition
3 The good hoisting ability
4 The particular mechanical tube devices for screwing and discharging to reduce the
Labor intensity.

Model	BQ90-P Pneumatic Driller	BQ90-PE Pneumatic/Electric Driller	BQ90-PH Pneumatic/Hydraulic Driller
Max.depth of drilling	30m	20m	30m
Diameter of drilling	Φ90-100mm	Φ65-90mm	Φ90-100mm
Drilling speed	5-8m/h	5-8m/h	5-8m/h
Minimun air pressure	0.5-0.7MPa	0.5-0.7MPa	0.5-0.7MPa
Air consumption	7-9m³/min	7-9m³/min	5-7m³/min
DTH hammer	CIR90	CIR90	CIR90
Each feeding distance	1.2m	2m	1.2m
Forwarding device	Pneumatic motor, reducer, chain	Pneumatic motor, reducer, chain	Hydraulic motor, chain
The rotation device	Pneumatic motor, reducer	Electric motor, reducer	Hydraulic motor
Drilling direction	Any direction	Any direction	Any direction
Adjustable height of the positioning jack	220mm	220mm	220mm
Pneumatic control system	Remote control, manual direction changing	Remote control, manual direction changing	Remote control, manual direction changing
Total weight(KG)	250kg	250kg	450kg