China Small Core Drilling Machine Portable Drilling Rigs 10m to 30m Depth Hole Light Drill Rig, Find details about China Water Well Drill Rig, Core Drilling Rig from Small Core Drilling Machine Portable Drilling Rigs 10m to 30m Depth Hole Light Drill Rig
Model | Rotary speed of drill | Drill power | Max. bore diameter (mm) | Max. drilling depth (m) | Scope of core (mm) | Mass of complete drill (Kg) | Stratum applicable |
GZ-15 | 2.3KW | Φ75 | 15 | Φ26~Φ63 | 80.5 (15m Φ48 drill pipe) | Earth, sandy soil | |
GZ-20 | Above 1800rpm | 1.8KW | Φ38 | 20 | Φ18~Φ26 | 65 (20m Φ35 drill pipe) | Complex and multivariate strata |
GZ-25 | Above 1800rpm | 1.55KW | Φ25 | 25 | Φ16~Φ18 | 79 (25m Φ25 drill pipe) | Relatively complete bedrock stratum |