Triple Tube Core Barrel for Site Investigation - 51.94mm to 63.50mm Core Diameter, 1.0m to 3.0m Length Options
Price:
Negotiate
MOQ:
1 sets
Delivery Time:
Negotiable
Brand:
ROSCHEN
Product Description
Roschen Triple Tube Core Barrels are engineered to deliver maximum core recovery in site investigation and exploratory drilling operations. These specialized tools enable near 100% volumetric core recovery while maintaining samples in their most undisturbed condition possible using rotary core drilling equipment.
Applications and Benefits
Triple Tube Core Barrels have been extensively used for exploration of dam, bridge, and building sites, as well as mineral resource development. The system features stainless steel split inner tubes and optional clear plastic tubing in NMLC sizes for preserving core samples exactly as recovered from the borehole.
Technical Specifications
| Size | Hole Diameter | Core Diameter | Length |
|---|---|---|---|
| NMLC | 75.69 mm | 51.94 mm | 1.0 m |
| NMLC | 75.69 mm | 51.94 mm | 1.5 m |
| NMLC | 75.69 mm | 51.94 mm | 3.0 m |
| HMLC | 99.21 mm | 63.50 mm | 1.5 m |
| HMLC | 99.21 mm | 63.50 mm | 3.0 m |
Setup and Operation Guidelines
- Unscrew water end from outer tube and withdraw holding tube assembly
- Apply grease through bearing housing using grease nipple
- Reassemble ensuring all threads are tight to prevent water leakage
- Adjust clearance between core lifter adaptor case and bit shoulder
- Medium to hard formations: 1.5m clearance
- Soft and friable formations: 1.0m clearance
- Use spacer washers between bearing housing and holding tube for adjustment
Contact Information
ROSCHEN INC.
Skype: ROSCHEN.TOOL, ROSCHEN_GROUP
WeChat: +86-137 6419 5009; +86-135 8585 5390
WhatsApp: +86-137 6419 5009; +86-135 8585 5390
Email: roschen@roschen.com; roschen@roschen.net
Website: www.roschen.com; www.roschen.net
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
ROSCHEN GROUP
Location
65 EAST XINHUAN ROAD, SHANGHAI, CHINA
Contact Person
Bill, George, Michael