Category: Top hammer drilling tool

T45 Extension Drill Rod Test In Iron Mining

The experimental product parameters: T45-1520mm Extension Rod. Mining Address: Daye, Hubei Province,China Type of mine: Iron ore Number of drill rods: 4 Experimental results: Number of holes: 27 faces, 40 holes per face Each hole depth: 3.2 meters Each rock drilling rod’s life : 3500m, 3300m, 3200m.3000m Compared with the