- Industrial energy-saving products
- High-end screw air compressor
- Energy saving screw air compressor
- Screw expansion generator
- LG series screw air compressor
- Ex-proof mining screw compressor
- Industrial piston air compressor
- Mining series air compressor
- Screw vacuum pump
- Air tank
- Heavy industry products & parts
- KT integrated open-air DTH drill rig
- KG open-air DTH drill rig
- KY open-air DTH drill rig
- Other open-air DTH drill rigs
- KJ intelligent tunneling drill rig
- KS underground mining drill rig
- KW geo/water well multifunction rig
- KM series anchor drill
- KQ electric DTH drill
- Scaling rig & personnel car & rotary rig
- Down-the-hole hammer
- Drill bit
- Rock drill
- Air pick
- Air leg
introduction and Parameter:
KQY90 down the hold drill
●Domestic initiative of gas-liquid linkage DTH drilling rig
To use hydraulic design technology innovation in light of DTH rig, high efficiency and energy saving, domestic initiative.
Hydraulic motor drive, and large rotary torque, not easy card brazing.
Unique drilling frame lock structure, to ensure hole angle accurate, consistent.
Chic counter weight device, make the drill work stable and reliable, does not shift.
Operating mechanism, concentrated, convenient and quick operation.
KQY90 down the hold drill basic parameter
Drilling diameter（mm） | 80-100 |
Drilling depth（m） | ≥20 |
Roting speed（rpm） | 0-75 |
Working pressure（MPa） | 0.5~0.7 |
Drill specifications（mm） | 60x1000 |
Capacity（m^3/min） | ≥7 |
Lifting power（N） | 15000 |
Engine Model | S1100 |
Machine Power (kW) | 12.13 |
Notes pneumatic hydraulic | KQD70 |