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Mining Rock Portable Crawler Hydraulic Core Drilling Rig Machine

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  • Shipping Timeframes: All orders are processed within 2-5 business days (excluding weekends and holidays). After your order has been processed, the estimated delivery time is before 20 Feb, 2026, depending on customs, Please note that due to high demand, some items may experience longer shipping times, which will be communicated at order confirmation email.
  • Order Processing Time: Please allow 2-5 business days for us to process your order before it is shipped . Orders placed after 16:00 on Fridays, or during weekends and public holidays, will begin processing on the next business day. Processing times may be extended during peak seasons or sales events.
  • Manufacturing Time: Some products needs manufacturing time, the manufacturing process will take approximately 10-30 business days depending on the product. This timeframe may vary depending on the complexity of the product and current demand. but this will be communicated with you during order confirmation.
  • Returns and Exchanges: We offer a 30-day return policy for most items. If you are not completely satisfied with your purchase, you may return it within 30 days of receipt for a refund or exchange. Items must be unused, in their original packaging, and accompanied by proof of purchase. Return shipping costs are the responsibility of the customer, unless the item was damaged or defective upon arrival.
1. What is the primary power source of the ROCK-300C drilling rig?

The ROCK-300C is powered by a Kubota four-cylinder turbocharged diesel engine, providing an output power of 33 kW.

2. What is the maximum rotational speed of the drilling rig?

The maximum rotational speed of the ROCK-300C is 2800 RPM.

3. What is the hydraulic system's maximum pressure?

The hydraulic system of the ROCK-300C can reach a maximum pressure of 21 MPa.

4. What is the capacity of the hydraulic tank?

The hydraulic tank capacity of the ROCK-300C is 30 liters.

5. Can the feeding angle of the drilling rig be adjusted?

Yes, the feeding angle can be adjusted from 65° to 90°, and it can be extended to a range of 0° to 90°.

6. What is the lifting force of the feeding system?

The feeding system has a lifting force of 4 tons for single and 8 tons for double configurations.

7. What is the maximum flow rate of the mud system?

The mud system has a maximum flow rate of 120 liters per minute.

8. How does the foot clamp operate?

The foot clamp is operated by a hydraulic gripper with a hydraulic cylinder and has a maximum clamping diameter of 114 mm.

9. What is the maximum lifting force of the wire-line hoist?

The wire-line hoist has a maximum lifting force of 10 kN.

10. What is the maximum feeding speed of the wire-line hoist?

The maximum feeding speed of the wire-line hoist is 150 meters per minute.

11. What is the maximum torque of the rotating system?

The rotating system can provide a maximum torque of 1243 N·m.

12. What is the cylinder stroke length of the feeding system?

The cylinder stroke length of the feeding system is 1.8 meters.

13. What type of operating platform does the hydraulic system have?

The hydraulic system features a multi-channel pressure display and an integrated operating platform for ease of use.

14. What is the diesel tank capacity of the drilling rig?

The diesel tank capacity of the ROCK-300C is 24 liters.

15. Is the rig suitable for different drilling angles?

Yes, the ROCK-300C allows for various drilling angles with its adjustable feeding system.

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