Blasting timer

Jump to navigationJump to search

An instrument that utilizes a powerline as a source of electrical current and that closes the circuits of successive blasting caps with a delay time interval. The timer provides for the circuits of 15 charges and affords positive control of the duration of intervals. Streefkerk

Source: Dictionary of Mining, Mineral, and Related Terms

Sponsor: Save $15 on all orders of $100 or more with code 15PRANA100

234x60 Discount Medical Supplies