SC66F-COP DTH Hammer
Product Description
SC66F-COP DTH hammer is proven by test and use many times in many mines. It is excellent penetration, smooth operating and longevity performance especailly for blasting hole in bench drilling.
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 | SC66F-COP |
Bit shank | COP66 without footvalve |
Top sub thread | API 3 1/2" REG |
Length (less bit) | 896mm (35.3 in) |
External diameter | 146mm (5.75 in) |
Weight (less bit) | 68kg (150lbs) |
Impact rate at 17 bar | 27HZ |
Hole range | 165mm-190mm (6.5 in - 7.5 in) |
Working pressure | 10-25 bar (145 - 362.5 PSI) |
Speed recommended | 25-50 rpm |
Pull force recommended | 9.5 KN |
Dia. | Button configuration Qty*dia. | Bit design | Weight(kg) | Part number | ||
Metric | Inch | Guage button | Front button | |||
165mm | 6 1/2" | Ф19mm*8 | Ф18mm*6 | Flat face | 21.9 | SC66F-COP-165FF |
165mm | 6 1/2" | Ф19mm*8 | Ф18mm*4,Ф18mm*4 | Convex face | 22.6 | SC66F-COP-165CV |
165mm | 6 1/2" | Ф19mm*8 | Ф18mm*4,Ф16mm*4 | Concave face | 21.8 | SC66F-COP-165CC |
171mm | 6 3/4" | Ф19mm*8 | Ф18mm*9 | Flat face | 22.5 | SC66F-COP-171FF |
171mm | 6 3/4" | Ф19mm*8 | Ф18mm*5,Ф18mm*4 | Convex face | 23.1 | SC66F-COP-171CV |
171mm | 6 3/4" | Ф19mm*8 | Ф18mm*4,Ф16mm*4 | Concave face | 22.3 | SC66F-COP-171CC |