News
News
New GIA B3C Rock Drilling Rigs with automatic changing of drill rods
2020-04-08
Recommended aperture range: 90-130mm
On the basis of B3, GIA b3A and B3C have increased automatic rod changing copper to meet the single person operation demand and reduce labor intensity; B3c propelling beam has been upgraded from steel to aluminum alloy to ensure the drilling straightness, while the comprehensive perforation rate has been increased by about 15%.