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Product Description
SC100-NUMA DTH hammer is SOLLROC "N" series (No footvalve) hammer and widely used for varies applications, including mining, construction drilling, geothermal drilling, open-pit mining.
1、Valveless air distribution ensures smooth working.
2、 Piston design and harden wear part ensure strong wear-resistance
3、 Minimize the energy loss, high penetration, lower air and oil consumption.
4、 Fewer internal parts minimize the maintain and replace the part requirements.
Model | SC100N-NUMA |
Bit shank | NUMA100 no footvalve |
Top sub thread | API 4 1/2" / 5 1/2" REG |
Length (less bit) | 1536mm (60.5 in) |
External diameter | 225mm (8.86 in) |
Weight (less bit) | 308kg (680lbs) |
Impact rate at 17 bar | 22HZ |
Hole range | 254mm-305mm (10 in -12 in) |
Working pressure | 10-25 bar (145 - 363 PSI) |
Speed recommended | 20-40 rpm |
Pull force recommended | 19 KN |
Dia | Button configuration | Bit design | Weight | Part number | ||
Metric | Inch | Guage button | Front button | |||
254mm | 10" | Ф19mm*12 | Ф16mm*12, Ф18mm*8, Ф16mm*6 | Concave face | 88 | SC100N-NUMA-254CC |
275mm | 10 3/4" | Ф19mm*12 | Ф16mm*12, Ф18mm*8, Ф16mm*8 | Concave face | 93 | SC100N-NUMA-275CC |
305mm | 12" | Ф19mm*15 | Ф18mm*15, Ф18mm*12, Ф16mm*9 | Concave face | 105 | SC100N-NUMA-305CC |
