Perimeter Pre Split Explosives
JOHNEX ECONOTRIM BUTTBUSTER is a one-piece custom length bright yellow semi rigid 21mm coiled charge designed for rapid charging of perimeter boreholes in underground tunnelling and shaft sinking.
JOHNEX MEGASPLIT® is a Pre-split watergel explosive presented in a continuous cartridge internally traced with detonating cord. Specifically designed for perimeter blasting in open pit applications.