The HAC system has been successfully used in a variety of commercial applications, conveying a wide range of materials. These have included coal, tunnel muck, gravel, wood chips, copper ore, gypsum, slag, excavated silts, sands, clay, grains, refuse and municipal sludge, among other materials.
Komatsu’s tunnel equipment provide an efficient, reliable, cost-effective and lower-risk method of removing material from tunneling excavation sites. We are a worldwide leader in the manufacture and sale of conveyors designed and built to withstand the harsh conditions of tunnel construction.