Tunnel And Mining Prestressed Expansion Shell Rock Bolt Expansion Shell Anchor
Product Details
Product Name | Expansion Shell |
Type (Size) | 32mm, 35mm, 38mm, 42mm, 48mm |
Material | Cast Iron |
Finish | Sand Blasting |
weight | 0.3-0.6KG etc. |
Product Specification
Anchor bolt, in tunneling and underground mining, steel rod inserted in a hole drilled into the roof or walls
of a rock formation to provide support to the roof or sides of the cavity. Rock bolt reinforcement can be used
in any excavation geometry, is simple and quick to apply, and is relatively inexpensive. The installation can be
fully mechanized.
The length of the bolts and their spacing can be varied, depending on the reinforcement requirements.
Related Products
Expansion shell, rock bolt, bearing plate, washer, mechanical bolt, coupling bolt.
Our Advantages
1. Our factory has been making mining and building accessories for more than 25 years.
2. We are manufacturer. Direct communication with our engineer.
3. We can forging and casting parts as per your drawing and technical requirements.
4. Quality certificate: SGS ISO9001, TS16949, CE.
5. All of our parts are 100% inspection.
6. The price is very reasonable with superior quality.