SC40-QL DTH Hammer
Product Description
SC40-QL DTH hammer is proven by testing and using in many job sites for varies rock conditions. It is widely used for varies applications, including mining, quarry, construction 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 | SC40-QL |
Bit shank | QL40 |
Top sub thread | API 2 3/8" REG |
Length (less bit) | 1103mm (43.5 in) |
External diameter | 99mm (3.9 in) |
Weight (less bit) | 42.6kg (93.72lbs) |
Impact rate at 17 bar | 28HZ |
Hole range | 110mm-130mm (4.4 in -5.12 in) |
Working pressure | 10-25 bar (145 - 363PSI ) |
Speed recommended | 30-70 rpm |
Pull force recommended | 8 KN |
Diameter | Button configuration Qty x dia. | Face type | Weight (kg) | Part number | ||
Metric | Inch | Gauge button | Front button | |||
115mm | 4 1/2" | Ф14mm*7 | Ф14mm*2,Ф14mm*4 | Convex face | 9.6 | SC40-QL-115CV |
115mm | 4 1/2" | Ф16mm*7 | Ф14mm*2,Ф14mm*4 | Convex face | 9.6 | SC40-QL-115CV |
115mm | 4 1/2" | Ф14mm*8 | Ф14mm*2,Ф14mm*4 | Convex face | 9.6 | SC40-QL-115CV |
125mm | 4 15/16" | Ф14mm*8 | Ф13mm*3,Ф14mm*4 | Convex face | 10.2 | SC40-QL-125CV |
127mm | 5" | Ф14mm*8 | Ф13mm*7 | Flat face | 10.3 | SC40-QL-127FF |
130mm | 5 1/8" | Ф14mm*8 | Ф14mm*7 | Flat face | 10.5 | SC40-QL-130FF |