DEVELOPMENT OF SUITABLE CEMENT CAPSULE TECHNOLOGY FOR GROUTING OF BOLTS TO CONTROL MINE ROOF FALL

摘要

The composition is dry and packed in perforated poly tube In 20 to 60mm diameter in 100 to 700 mm in length. Its shelf life is about six month. When it soaked with water it weight is increased by 25 to 30 percent. It is suitable to control roof fall in coalmines and other civil construction project.