YT28 Portable Pneumatic Hand Held Air Leg Rock Drilling Machine For Hard Rock
The YT28 is a high efficiency air leg rock drill machine designed for blasting holes and drilling works in quarries, railway construction, water conservancy projects, and national defense facilities.
Key Features
- Designed for wet drilling when matched with Model FY250 Oil reservoir and Model FT160A/B Air-leg
- Suitable for various rock conditions
- Global export capabilities
Safety Instructions
- Always employ technical safe practices
- Regularly inspect steel wire ring clamp position and condition - replace if frayed or abraded
- Never use low burning point or explosive lubricating oils
Technical Specifications
| Parameter |
Unit |
Value |
| Weight |
kg |
≈26 |
| Length |
mm |
661 |
| Cylinder diameter |
mm |
80 |
| Piston stroke |
mm |
60 |
| Gas consumption |
L/s |
≤55 |
| Drilling frequency |
Hz |
≥34 |
| Impact energy |
J |
≥70 |
| Borehole speed |
mm/min |
≥475 |
| Borehole diameter |
mm |
Φ34-42 |
| Perforating depth |
m |
5 |
| Shank |
mm |
22*108±1 |
Product Images
