Geothermal DTH Drill Pipe / Rock Drilling Tool Low Carbon Steel Material
Reverse Circulation (RC) Drill Pipe Introduction
Reverse Circulation (RC) drilling is used to collect rock samples quickly and efficiently using a large rotary drill and air compressor. The high speed and lower cost per meter of RC drilling makes it ideal for obtaining mineral samples in the early phases of an exploration project.
RC hammers
RC drilling hammer Size: 4",5",6", 8"
RC drilling hole Diameter: 114-190
Shank: HRC range
DTH Drill Pipe Features:
1. Manufactured using premium hardened metals for long life;
2. Maximum material recovery, up to 98%;
3. No cross contamination of samples;
4. Handles injection of water, foam, oil, and polymers without performance loss;
5. Delivers maximum drilling under water
DTH Drill Pipe Technical Specifications:
REVERSE CIRCULATION DRILL ROD SPECIFICATIONS | |||||||
Thread Type | Remet | Remet | Remet | Metzke | Metzke | Matrix | Matrix |
Rod O.D. | 3 1/2" | 4" | 4 1/2" | 4" | 4 1/2" | 4" | 4 1/2" |
Outer Tube O.D. | 88.9mm | 101.7mm | 114.3mm | 101.7mm | 114.3mm | 101.7mm | 114.3mm |
Outer Tube I.D. | 81.8mm | 94.6mm | 107.2mm | 94.6mm | 107.2mm | 94.6mm | 107.2mm |
Outer Tube W.T. | 5.3mm | 7.1mm | 7.1mm | 7.1mm | 7.1mm | 7.1mm | 7.1mm |
Inner Tube O.D. | 38.1mm | 50.8mm | 63.5mm | 50.8mm | 63.5mm | 50.8mm | 63.5mm |
Inner Tube I.D. | 32.6mm | 45.3mm | 58mm | 45.3mm | 58mm | 45.3mm | 58mm |
Inner Tube W.T. | 5.5mm | 5.5mm | 5.5mm | 5.5mm | 5.5mm | 5.5mm | 5.5mm |
Spanner Flat | 90mm | 90mm | 90mm | 90mm | 90mm | 90mm | 90mm |
Weight 3.0m | 75kg. | 75kg. | 95kg. | 75kg. | 95kg. | 75kg. | 95kg. |
Weight 6.0m | 120kg. | 150kg. | 168kg. | 150kg. | 168kg. | 150kg. | 168kg. |
ROSCHEN RC Hammers Specifications | |||||||||
Hammer Size | Hammer | Bit Shank | ROSCHEN Code | Hole Range (mm) | External Diameter (mm) | Length (without bit) mm | Weight (N.W.) kgs | Connection Thread | Working Pressure |
3" | RE531 | RE531 | ROS RC 30 | 84-100 | 81 | 1069 | 29 | 3“ Remet | 1.0-3.0Mpa |
3" | RE035 | RE035 | ROS RC 35 | 84-105 | 85 | 1075 | 35 | 3“ Remet | 1.0-3.0Mpa |
4 1/2" | RE004 | RE004 | ROS RC 40 | 111-127 | 107 | 1252 | 52 | 3.5"-4" Remet 4" Metzke | 1.0-3.0Mpa |
4 1/2" | RE540 | RE540 | ROS RC 45 | 111-127 | 107 | 1252 | 52 | 3.5"-4" Remet 4" Metzke | 1.0-3.0Mpa |
5" | RE040 | RE040 | ROS RC 50 | 113-130 | 109.5 | 1191 | 57 | 3.5"-4" Remet 4" Metzke | 1.0-3.0Mpa |
5" | RE542 | RE542 | ROS RC 50 | 113-130 | 109.5 | 1191 | 57 | 3.5"-4" Remet 4" Metzke | 1.0-3.0Mpa |
5" | RE543 | RE543 | ROS RC 50 | 120-135 | 116 | 1191 | 62 | 3.5"-4" Remet 4" Metzke | 1.0-3.0Mpa |
5" | RE545 | RE545 | ROS RC 50 | 122-135 | 117.5 | 1261 | 65 | 4"-4.5"Remet 4"-4.5" Metzke | 1.5-3.5Mpa |
5 1/2" | RE547 | RE547 | ROS RC 55 | 130-146 | 124.5 | 1270 | 71 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
5 1/2" | RE052 | RE052 | ROS RC 55 | 130-146 | 124.5 | 1270 | 71 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
5 3/4" | RE054 | RE054 | ROS RC 55 | 130-146 | 124.5 | 1270 | 85 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
5 3/4" | RE140 | RE140 | ROS RC 55 | 130-146 | 124.5 | 1270 | 85 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
5" | PR40 | PR40 | ROS RC 50 | 124-142 | 120.5 | 1362 | 80.5 | 3.5"-4.5" Remet 3.5"-4.5" Metzke | 1.5-3.5Mpa |
5 1/2" | PR52 | PR52 | ROS RC 55 | 126-142 | 121 | 1227 | 68.5 | 4"-4.5" Remet 4"-4.5" Metzke | 1.5-3.5Mpa |
5 1/2" | PR52R | PR52/PR52R | ROS RC 55 | 130-146 | 124 | 1225 | 65 | 4"-4.5" Remet 4"-4.5" Metzke | 1.5-3.5Mpa |
5 1/2" | PR54 | PR54 | ROS RC 55 | 135-150 | 130 | 1294 | 84.5 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
6" | MX5456 | MX5456 | ROS RC 60 | 136-150 | 132 | 1362 | 90 | 4.5" Remet 4.5" Metzke | 1.5-3.5Mpa |
6"~6 1/2" | RC62/RC62R | RC62/RC62R | ROS RC 65 | 152-190 | 146 | 1320 | 110 | As Request | 1.5-3.5Mpa |
8" | RC82/RC82R | RC82/RC82R | ROS RC 80 | 190-250 | 180 | 1395 | 185 | As Request | 1.5-3.5Mpa |
10" | RC100/RC100R | RC100/RC100R | ROS RC 100 | 250-370 | 240 | 1528 | 328 | As Request | 1.5-3.5Mpa |
Notes: | |||||||||
Metzke, Remet thread is available! | |||||||||
Any special type shank of RC Hammer will be available by requests. |
DTH Hammer Details