Project: Antraquip AQ-4 on CAT330 - Granite Cutting

AQ-4 cutter on CAT330 cutting granite underwater in neighborhood near Baltimore, Maryland (USA) with low noise, low vibration and solid production rate of 3-6 cu. meters/hr despite extremely hard condtions. Generally granite is not ideal for mechanized cutting as pick wear is high and productivity is low but drill and blast and hammer were not options.

Deep Foundations Institute
NMA The American Resource