blasting barrel

blasting barrel

[′blas·tiŋ ‚bar·əl]
(mining engineering)
A piece of iron pipe, usually about one-half inch in diameter, used to provide a smooth passageway through the stemming for the miner's squib; it is recovered after each blast and used until destroyed.
References in periodicals archive ?
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99 Boom factor: 3 BLASTING BARREL Lives up to its name, erupting with high silver plumes which change colour accompanied by loud crackling white flashes.
WHIZZ BANG
Dry blasting barrel machines from Jet Wheelblast range in capacity from two to 34 cubic feet.
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