With continued investigations and developments, roof bolting today can in most cases successfully reinforce the mine roof in underground mining. In order to cope up with the increase in use of roof bolts, efforts were made to maximize the safety and minimize the cost. These factors were considered as accurately and quantitatively as possible in the design of roof bolt.
APHMEL manufactures various sizes of Roof bolts to use in underground mines as per guidelines of DGMS, Dhanbad.
Procures Raw material from reputed sources to ensure product quality.
Continuously monitors the quality by Inspection / testing.
For effective anchoring, roof bolt with sheared edge is developed.
Ensures proper cutting of organic cement capsule packing and adequate binding material at the tip.
The thread formed in Thread roll machine improves higher bearing capacity.
Material conforms to IS:1786 & BS : 7861 of all grades.
Range of Supply:
M 20 & M 24 of lengths 1.2 m, 1.5 m, 1.6 m, 1.75m, 1.8 m, 2.4 m, 2.5 m, 2.7 m , 3.0 m.