Uttam Blastech provides high-efficiency hammers designed for deep-hole drilling, mining, and construction applications. Our valveless and valved hammers ensure maximum energy output, faster penetration, and reduced air consumption.
Model | Hole Size (mm) | Outside Diameter (mm) | Weight (kg) | Piston Stroke (mm) | Piston Weight (kg) |
FDG60DI | 152.4 – 177.8 | 144.0 | 80.0 | 80.0 | 18.80 |
FDS47DI | 120 – 140 | 107.0 | 44.5 | 90.0 | 9.40 |
FDS70DI | 177.8 – 203.2 | 157.0 | 95.0 | 93.0 | 21.10 |
S45S4 | 115 – 140 | 98.0 | 42.0 | 85.0 | 7.40 |
SDM82(B) | 200 – 305 | 175.0 | 150.0 | 90.0 | 27.0 |
WIN35DH | 90 – 115 | 78.0 | 21.0 | 80.0 | 4.0 |
Optimized piston stroke and air distribution for better performance.
High-strength materials and precision heat treatment.
Works with multiple drill rigs and bit configurations.
Lower air consumption and extended service life.
Guidance on hammer selection, maintenance, and troubleshooting.
FDG60DI/FDS70DI – Best for medium to large boreholes in mining and construction.
FDS47DI/S45S4 – Suitable for smaller diameter holes in various geological conditions.
SDM82(B) – Ideal for deep-hole drilling and heavy-duty applications.
WIN35DH – Best for precision drilling in smaller boreholes.
Valveless hammers, like the FDS47DI and FDS70DI, provide higher impact efficiency, fewer moving parts, and lower maintenance requirements.
Inspect components regularly, especially pistons and wear sleeves.
Lubricate moving parts to reduce friction and overheating.
Uttam Blastech hammers are compatible with D8 and DHD3.5 shanks
Yes! FDG60DI, SDM82(B), and FDS70DI are well-suited for deep-hole drilling in water well and geothermal projects.
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