Our blast hole liners are made with PVC pipe and are used to line the drilled holes in mining operations. A blast hole liner helps protect the explosive during the period between drilling and blasting by preventing loss of liquid explosive and by keeping water out of the blast hole.
Dimensions: 2.125” O.D. x 1.81” I.D,
Threads: Flush joint thread male and female, 4TPI, or 8TPI
Uses: Exploration drilling holes to aid in the insertion and extraction of EM probes