NL 30 Core Drilling Rig Machine Product Description
NL 30 Portable sampling drilling rig is a linght multi-purpose mini engineering drilling rig. The machine is used for geological survey of industrial and civil construction, bridges, railways, highways, hydropower and other industries, also can drill guiding holes, advance boreholes, grounding holes, embedded parts guilding holes, blasting holes, inspecting holes, small home wells and so on.
NL 30 Core Drilling Rig Machine Technical Parameter
| Technical Parameters | Unit | NL-30 | |
| Drilling depth | M | 30 | |
| Drilling method | Air shock, mud drilling, auger | ||
| Drilling diameter | Air shock drilling | mm | 70-90 |
| Mud drilling | mm | 75-90 | |
| Drill pipe (diameter × length) | Air shock drilling | mm | Ø60×1500 |
| Mud drilling | mm | ||
| Rated torque | N·M | 800-900 | |
| Drilling speed range | r/min | 0-135 | |
| Add pressure | KN | 5.5-6 | |
| Drilling speed rangeDrilling speed range | KN | 12-16 | |
| Drilling tool maximum lifting speed | M/s | 0.71-0.81 | |
| Engine power | Kw | 35 | |
| Rotating speed | r/min | 3600 | |
| flow | L/min | 0-60 | |
| Work pressure | MPa | 20 | |
| Air compressor unit | model | Fuel injection screw | |
| Air volume | M³/min | 3.8 | |
| Work pressure | MPa | 0.8 | |
| System oil temperature | ℃ | 15-80 | |
NL 30 Core Drilling Rig Machine Applications
1.1 Engineering geological investigation
1.2 Geological core drilling, physical prospecting.
1.3 Small grout Confucius, drill hole drilling.
1.4 Small well drilling.
FOB
Q1: Do you have after-sales service?
A: Yes.Our sales team will answer your questions within 24 hours (holiday).
and our technical support will be available at all times. Once the fault caused by the quality of our products is confirmed, a free replacement will be provided.
Q2: Where is our factory? How do I get there?
A: Our factory is located in Shijiazhuang City, Hebei Province, China. We warmly welcome you to visit us.
Q3: Do you test all items before shipping?
A: Yes, we have passed 100% testing before delivery. We will attach our inspection report to each machine.
Q4: What are your terms of trade?
A: FOB, CFR and CIF are acceptable.
Q5: How do you build long-term and good business relationships with us?
A:1. We maintain excellent quality and competitive prices to ensure that our customers benefit; 2. We respect each customer and regard it as a friend, no matter where they come from, we sincerely do business with them and make friends.
Q6: What is your payment terms?
A: T / T is 30% of the deposit and 70% before delivery. Before you pay your balance, we will show you a photo or video of the product and packaging.
Q7: What is your delivery time?
A: The exact delivery time depends on the item and quantity you ordered.
Q8: What warranty does our machine have?
A: Our mainframe has a one-year warranty, during which all damaged accessories can be replaced with new ones. We provide videos on machine installation and operation.
Q9: What is your packaging condition?
A: Usually, we use the standard export wooden box for LCL cargo and fix the full container.
Q 10: Are you willing to provide consumables for trading customers?
A: Yes, we have a record for your customers and want to provide accessories for our customers.
