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73MM Downhole motor for coal mines for petroleum-equipment-machinery drilling tool
Downhole motors are one of the most widely used drilling instruments in the current foreign deep hole directional drilling technology. In conventional coal mining operations, the use of Downhole motors directional long hole drilling technology can be used to extract gas from coal seams before coal mining, and at the same time, this technology can also be used to detect magma intrusion and gas protrusion, thus reducing the occurrence of serious coal mine accidents.
Model | The OD | Bit size | Connecting thread | Lode | Stage | Flow Rate | speed | Operating Diff. Pressure | Operation Torque | Maximum Diff. Pressure | Maximum Torque | Working WOB | Maximum WOB | Power Output | |
7LZ73 | 73 | 3 1/4~4 3/4 | 2 3/4CHD NW-3 | 7 | 4 | 246LPM 64GPM | 198 | 3.5Mpa | 410N.m | 5.0Mpa | 526N.m | 10KN | 15KN | 8.2KW |
Q: Are you a manufacturer?
A: Yes, we are factory.
Q: How about the delivery time?
A:10-20 working days after payment.
Q:What is the warranty period of your Downhole motor and can you provide maintenance service?
A:Our Downhole motor have a warranty of 300 hours, we have our own repair station in Kazakhstan, and we will consider setting up a repair service station in other places if needed.
Q: What is the payment terms?
A: Payment by T/T, L/C, Western Union accepted, other terms can be negotiated.