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R thread self drilling anchor bolt is suitable for broken rock, loose soil and conditions which are difficult to drill holes, such as fracture zones, decayed rock, gravel, sandy gravel, backfill ground.
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Used for permanent support for tunneling.
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In slope stabilization, rock bolts and soil nails can be used to maintain and strengthen soil and rock.
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Used for micro pile reinforcement. Micro pile can transmit structural load to foundation, and then limit the deformation of buildings.
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Casing free in the operation. Anchor bar is also a drill pipe which is convenient and time-saving.
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Drilling and grouting can be done simultaneously. With good grouting spread radius and reliable anchoring quality, fractures can be filled effectively.
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The anchor bar with standard full thread can be cut according to your requirement. The cut anchor bars can be connected by couplers. It's suitable in narrow work space.
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Due to the continuous R-thread and T-thread, self drilling anchor bolt has higher bonding stress.
❓ Frequently Asked Questions
1. What geological conditions are self-drilling anchor bolts best for?
They are ideal for broken rock, loose soil, fracture zones, decayed rock, and sandy gravel where traditional hole drilling is difficult.
2. Can the anchor bars be customized in length?
Yes, the anchor bar features a standard full thread and can be cut to your specific requirements and connected via couplers.
3. What is the advantage of simultaneous drilling and grouting?
It ensures better grouting spread radius and reliable anchoring quality, effectively filling fractures while saving significant time.
4. How are the products protected during international shipping?
We use export-standard cartons and ply-wooden cases along with pallets to prevent any damage during transit.
5. What is the typical lead time for production?
The general production time is between 15 to 25 days, depending on the order specifications.
6. Are small order quantities acceptable?
Yes, we accept small quantity orders to accommodate different project scales.
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