Bolts are not released until recommended pressure is reached for a minimum period of time to deliver best performance of the Swellex rock bolt. Swellex HC1-L and EC1-L pumps log installation parameters, providing you with a permanent quality control record for every bolt; monitoring the safety and productivity. Swellex HC1-L and EC1-L pumps can

Swellex is a typical inflatable rock bolt, interacting with the rock mass through the friction between the cylindrical surface of the bolt and the wall of the borehole (Li and Håkansson 1999. Contact (PDF) Standard Test Method for Rock Bolt Anchor Pull .

Rock Bolt / Swellex Rock Bolt , Find Complete Details about Rock Bolt / Swellex Rock Bolt,Epoxy Anchor Bolts,Stainless Steel Anchor Fasteners,Drop In Anchor Fastener from Anchors Supplier or Manufacturer-CANCO FASTENERS

Swellex rock bolts are extremely versatile and can be used in various tunneling and mining systems. An application in tunneling is to use 

Today, 96pcs Swellex Rock Bolts have been sent to the port. Swellex expandable rock-bolting system has gained wide recognition in the mining and tunneling industry. This unique rock bolt consists of a welded tube folded in upon itself, sealed at one end. It is re-expanded using a high pressure water flow provided by a special pump and adapter.

The Swellex rockbolt is a sealed steel tube folded on itself which upon installation is expanded with high water pressure offering strong performance and 

International leaders in mine support technology. Our strategy is to collaborate with our customers to develop ground support solutions that improve safety and mining efficiencies. We specialise in difficult ground conditions. In order to achieve this, Epiroc has considerable in-house Rock Engineering, Mining and Engineering competencies within

Swellex Rock Bolts tube are used to control the roof fall of the fully mechanized mining face, and can also be used in the construction of 

The Swellex rockbolt is a sealed steel tube folded on itself which upon installation is expanded with high water pressure offering strong performance and interaction with rock mass,

SWELLEX ROCK BOLT - 4 MTR LONG. Part No.9899708282 (SWX Sp24 4.0M) (1000 NOS) (DRILLING ACCESSORIES) Austria: Nhava Sheva Sea: KGS: 15,540: 1,593,243: 103: Apr 17 : 73089090: SWELLEX ROCK BOLT - 5 MTR LONG. Part No.9899708284 (SWX Sp24 5.0M) (1000 NOS) (DRILLING ACCESSORIES) Austria: Nhava Sheva Sea: KGS: 19,060:

Swellex rock bolt is also called hydraulic expansion bolt. It consists of end sleeves, retaining rings, liquid injection ends, trays, and other accessories. Put the steel pipe into the bolt hole and expand it with high-pressure water. During the expansion process, the swellex rock bolt is permanently deformed, the wall of the bolt is completely