YT series pneumatic rock drilling machine | ||||||||||
Model | YT28 | YT27 | YT29A | YT24C | TY24 | |||||
Weight | 26kgs | 27kgs | 26.5kgs | 24kgs | 24kgs | |||||
Length | 661mm | 668mm | 659mm | 628mm | 678mm | |||||
Air pressure | 0.4-0.63Mpa | 0.4-0.63Mpa | 0.4-0.63Mpa | 0.4-0.63Mpa | 0.4-0.63Mpa | |||||
Impact frequency | ≧37HZ | ≧39HZ | ≧39HZ | ≧37HZ | ≧31HZ | |||||
Air consumption | ≦81L/s | ≦86L/s | ≦88L/s | ≦80L/s | ≦67L/s | |||||
Impact energy | ≧70J | ≧75J | ≧78J | ≧65J | ≧65J | |||||
Cylinder*stroke | 80mm*60mm | 80mm*60mm | 82mm*60mm | 76mm*60mm | 70mm*70mm | |||||
Air pipe diameter | 25mm | 19mm | 25mm | 25mm | 19mm | |||||
Shank dimension | 22*108mm | 22*108mm | 22*108mm | 22*108mm | 22*108mm | |||||
Drilling depth | 5m | 5m | 5m | 5m | 5m | |||||
Bit diameter | 34-42mm | 34-45mm | 34-45mm | 34-42mm | 34-42mm |