In DTH drilling, the drill string rotates while the drilling hammer continuously strikes down into the rock. Inside the hammer, a piston powered by compressed air gives the drill bit its striking power. This combined with the rotational movement means the rock is crushed in a very efficient manner
Drill Machine
Product Name: Drilling Machine Detailed product parameter description: Product model: ZOJET Z3050*16/1 Workbench size (mm): 500*630 Maximum drilling diameter (mm): 50 Distance from spindle centerline to column generatrix (mm): Maximum 1600 Minimum 350 Distance from spindle end to base working surface (mm): Maximum 1220 Minimum 315 Spindle travel (mm): 315 Horizontal moving distance of the spindle box (mm): 1250
Product name: Deep hole drilling and boring machine Detailed product parameter description: Product model: Texas deep hole drilling and boring machine (T2120) Main technical specifications and performance Technical specifications parameter Working scope Maximum boring diameter 200mm Drilling diameter range N40-N80mm Maximum boring depth 1000-8000mm Working support diameter range 60-300mm Spindle Spindle center height 350mm Headstock spindle bore 75 Spindle front end taper hole 85mm1:2 Spindle speed range 61-1000r/min 12 types Feed Feed speed range (stepless) 5-1000mm/min Fast moving speed of carriage 2m/min Motor Main motor power 30kW Hydraulic pump motor power 1.5kW Power of fast motor of carriage 3kW Feed motor power 4.4kW Cooling pump motor power 5.5kW4 groups other Cooling system rated pressure 2.5MPa Cooling system flow 100 200 300 400L/min Rated working pressure of hydraulic system 6.3MPa The oiler can withstand the maximum axial force 6.3KN Maximum preload force of the oiler on the workpiece 20KN Dimensions and weight length parameter 1000 2000 3000 4000 5000 6000 7000 8000
Power Screw Bits
Drill Bits
Supplier: 304 stainless steel pipes, carbon steel pipes, galvanized steel pipes, seamless pipes, stainless steel pipes, used drill bits
Buyer: Used drill bits and drill pipes, tubing, casing
Description: The PCDTHR 300 drill rig is ideal for exploration drilling application in rock formation. Thanks to its simple and compact design, excellent performance, high accessibility and reliability at afford cost in its class. The PCDTHR 300 rigâ??s flexibility means it can be mounted on single truck version, crawler mounted versions and on local truck matching the rig to the terrain it will be used. Optional:Multipurpose drill rig (core, DTH, mud rotary) Key features: · Proven technology ensures easy maintenance and more productive. · The rig can be customize as per customer requirement Key specification: Drill rod handling : 15 feet Drilling depth : up to 1000 feet (300 meters) Drilling diameter : NQ-HQ Pull up force : 11,200 kgf Drill head torque : 60 kg.m â?? 240 kg.m Gear Box : Dual speed gearbox Mud pump : Suitable American Mud Pump Carrier : Truck(Optional: Crawler)
Description: The PCDTHR 300 drill rig is ideal for exploration drilling application in rock formation. Thanks to its simple and compact design, excellent performance, high accessibility and reliability at afford cost in its class. The PCDTHR 300 rigs flexibility means it can be mounted on single truck version, crawler mounted versions and on local truck matching the rig to the terrain it will be used. Optional:Multipurpose drill rig (core, DTH, mud rotary) Key features: · Proven technology ensures easy maintenance and more productive. · The rig can be customize as per customer requirement Key specification: Drill rod handling : 15 feet Drilling depth : up to 1000 feet (300 meters) Drilling diameter : NQ-HQ Pull up force : 11,200 kgf Drill head torque : 60 kg.m 240 kg.m Gear Box : Dual speed gearbox Mud pump : Suitable American Mud Pump Carrier :Truck(Optional: Crawler)
The PDTHR-200 drill rig is ideal for water well drilling application in rock formation. Thanks to its simple and compact design, excellent performance, high accessibility and reliability at afford cost in its class. The DTHR-200 rigs flexibility means it can be mounted on single truck version, two truck versions and on local truck matching the rig to the terrain it will be used. Can be used for both DTH and mud rotary drilling Optional: Skid mounting Key features: Proven technology ensures easy maintenance and more productive. The rig can be customize as per customer requirement All the actuators are operated by proportional control valves Drill rod handling :10 feet (3.0 meter) - 15 feet (4.5 meter) Drilling depth : 650 feet (200 meters) Drilling diameter : 4.5 inch (114 mm) - 8 inch (203 mm) Pull up force : 5,000 kgf Drill head torque: 255 kg.m Air compressor : 1100 cfm/300 psi Mud pump : 300 lpm - 500 lpm Carrier : Truck(Optional: Skid)
