2022 Latest Design Martillos Dth - Concentric Casing System With Ring Bit – Spark
2022 Latest Design Martillos Dth - Concentric Casing System With Ring Bit – Spark Detail:
Application
Applied to over burden formation with complex topographic and geological conditions, such as gravel, fissured formation, boulder, landfill of construction etc.
Specification
| D | h | H | C | G | ||||
| Specification | O. D. of Casing Tube (mm) | I.D. of Casing Tube(mm) | Wall thickness of casing (mm) | Max. O.D. of pilot bit (mm) | Ring Bit O.D. (mm) | Max. O.D. of Normal Bit (mm) | Hammer Type | Weight(kg) |
| TOP hammer type | ||||||||
| P76/7-39 | 76 | 62 | 7 | 57 | 88 | 39 | R32 | 3.2 |
| P89/8-58 | 89 | 73 | 8 | 70 | 100 | 58 | T38 | 5.8 |
| P114/9-84 | 114 | 94 | 10 | 92 | 126 | 84 | T45 | 7.5 |
| P127/10-93 | 127 | 107 | 10 | 105 | 142 | 93 | T45 | 10 |
| P140/10-97 | 140 | 120 | 10 | 116 | 161 | 97 | T45,T51 | 15 |
| DTH hammer type | ||||||||
| P114/9-84 | 114 | 94 | 10 | 94 | 126 | 84 | COP34/COP32/DHD3.5 | 12 |
| P127/10-93 | 127 | 107 | 10 | 105 | 142 | 93 | COP34/COP32/DHD3.5 | 16 |
| P140/10-97 | 140 | 120 | 10 | 116 | 161 | 97 | COP44/DHD340/M40/SD4/QL40 | 21 |
| P146/10-110 | 146 | 126 | 10 | 124 | 165 | 110 | 22 | |
| P168/12.7-127 | 168 | 142.6 | 12.7 | 141 | 188 | 127 | COP54/DHD350/M50/SD5/QL50 | 27 |
| P178/12.7-131 | 178 | 152.6 | 12.7 | 150 | 196 | 131 | 32.5 | |
| P194/12.7-145 | 194 | 168.6 | 12.7 | 166 | 214 | 145 | COP64/DHD360/M60/SD6/QL60 | 42.5 |
| P219/12.7-170 | 219 | 193.6 | 12.7 | 191 | 243 | 170 | 58 | |
| P245/12.7-195 | 245 | 219.6 | 12.7 | 214 | 268 | 195 | DHD380/COP84/SD8/QL80 | 78 |
| P254/12.7-203 | 254 | 228.6 | 12.7 | 224 | 276 | 203 | 84.5 | |
| P273/12.7-223 | 273 | 247.6 | 12.7 | 241 | 305 | 223 | 100 | |
| P325/12.7-276 | 325 | 299.6 | 12.7 | 292 | 350 | 276 | 135 | |
| P406/12.7-350 | 406 | 380.6 | 12.7 | 377 | 442 | 350 | DHD112/QL120/SD12/N120 | 280 |
| P508/12.7-416 | 508 | 482.6 | 12.7 | 478 | 545 | 416 | 522 | |
| P560/12.7-475 | 560 | 534.6 | 12.7 | 528 | 595 | 475 | NUMA180SD18/Numa180/TH18/TS18/TK18 | 620 |
| P610/12.7-513551 | 610 | 584.6 | 12.7 | 558 | 645 | 513 | NUMA180 | 710 |
Operation Schematic Figure
Step1: The drilling in over burden formation is finished.
Step2: Reverse rotation of the hammer and pull the pilot bit out from the hole.
Step3: Replace the pilot bit with normal bit to continue drilling down.
Product Details
Product detail pictures:
Related Product Guide:
Persisting in High high quality, Prompt Delivery, Aggressive Price, we've established long-term cooperation with clients from the two overseas and domestically and get new and old clients' superior comments for 2022 Latest Design Martillos Dth - Concentric Casing System With Ring Bit – Spark , The product will supply to all over the world, such as: Malawi, Singapore, Rwanda, If you are for any reason unsure which product to select, do not hesitate to contact us and we are going to be delighted to advise and assist you. This way we are going to be providing you with all the knowledge needed to make the best choice. Our company strictly follows Survive by good quality, Develop by keeping good credit. operation policy. Welcome all the clients old and new to visit our company and talk about the business. We have been looking for more and more customers to create the glorious future.
By Marina from Riyadh - 2017.04.28 15:45
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
By Tyler Larson from Malaysia - 2017.08.16 13:39
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