XY-44A Mining Exploration Drilling Rig is a multi-purpose spindle diamond core drilling rig suitable for high-speed medium and deep borehole drilling in complex rock formation. Julong core drilling rigs covers all the main foundation and drilling technologies with a range of models whose characteristics, capability and performance find application in every operating condition
Application: Core Drilling, Engineering Geology Exploration, Hydrology and Water Well Drilling, as well as Large Diameter Foundation Piles Construction
Machine parameter
| Unity machine parameter | |
| Drilling depth | 600-1400m |
| Max open hole caliber | 300mm |
| End hole caliber | 75mm |
| Drilling Rod diameter | 60mm |
| Drilling angle | 90°~65° |
| Drill rig moving stroke | 450mm |
| Spindle | |
| spindle speed ( Diesel Engine) | Forward 60 97 169 187 276 301 284 487 521 847 1180 1490r/min |
| Reverse 65 201r/min | |
| spindle speed ( Electric Motor) | Forward 50 81 141 155 230 251 320 406 434 706 984 1247r/min |
| Reverse 54 167r/min | |
| Spindle stroke | 600mm |
| Spindle max. pressure force | 90KN |
| Spindle inner diameter | 96mm |
| Lifting capacity | 120KN |
| Main Hoist | |
| Max.Single line lifting capacity | 45KN |
| Max.Single line lifting speed | 0-45m/s |
| Wirerope caliber | 17.5-18.5mm |
| Hoist capacity of wireline | 90-110m |
| Roller Diameter | 140mm |
| Wirerope Diameter | 6mm |
| Wirerope length | 450m |
| Mud pump | |
| Type | BW-250 |
| Displacement | 250 L/min |
| Work pressure | 80kg/cm² |
| Water inlet pipe diameter | 75 mm |
| Water outlet pipe diameter | 50 mm |
| Power | |
| Diesel engine | YC4E135-1 100KW |
| Electric motor | Y225S-4 37KW |
