tunneling expansion anchor bolt online manufacture

Product Description: The Expansion Shell Rock Bolt has an ultimate load of 200kN, which makes it perfect for use in applications that require high load carrying capability. This rock bolt is designed to provide ... Read More

Product Description: With a hardness of HRC38-48 and a tensile strength of 500MPa, this rock bolt is capable of withstanding heavy loads and extreme pressure. Thanks to its sturdy construction and high-quality ... Read More

Product Description: Our Expansion Shell Rock Bolt is a bolt and nut assembly, which makes installation easy and efficient. The expansion mechanism of the bolt ensures a tight and secure fit, making it ideal ... Read More

Product Description: Underground Mining Roof Support Expansion Shell As a professional manufacture, we are delighted to provide you with Underground Mining Roof Support Expansion Shell. We guarantee the best ... Read More

Product Description: Expansion Shell Rock Bolt This product is a type of expansion anchor made from high-quality steel, designed for rock support in mining and tunneling applications. It is known for its strong ... Read More

Product Description: As a professional manufacturer, we offer you the best Underground Mining Roof Support Expansion Shell. It is designed specifically to be used for roof and ribs support in mine working areas... Read More

Product Description: This bolt is designed with a hexagon head, which allows for easy installation and removal with standard tools. The bolt and nut assembly is made from high-quality materials, ensuring ... Read More

Product Description: One of the key features of the Expansion Shell Rock Bolt is its ultimate load capacity, which is 200kN. This makes it an ideal choice for applications where high loads are expected, such as ... Read More

Product Description: Expansion Shell Rock Bolt is a kind of hard rock drill bits, with a specific size range of M8-M30, metric thread type, Hex head type, head size range of 17-50mm, and yield strength of 11.2... Read More

Product Description: As a professional manufacturer, we strongly recommend our Underground Mining Roof Support Expansion Shell. It is designed to be used as an independent or auxiliary roof support system in ... Read More