Quantum Leap Hammer DTH Drilling Tools For Seeking Good Balance
Brand Name:ROSCHEN
Certification:ISO
Model Number:396
Minimum Order Quantity:1-5 sets
Supply Ability:1000 sets
Packaging Details:Poly Wooden box
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Shanghai Shanghai China
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65 EAST XINHUAN ROAD, SHANGHAI, CHINA
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Product Details
Quantum Leap Hammer For Seeking Good Balance between Strong Perforance and Low Cost
Quantum Leap hammer
QL200 Quantum Leap Hammer
Roschen Rock Drilling Tools -
Secoroc Down the Hole Equipment
Strong Performance and Affordability
Our Quantum Leap product line is available for those seeking a good
balance between strong performance and cost. This product line was
the drilling industry's first hybrid combination of valve and
valveless air cycle down-hole drills. Setting many industry
benchmarks, the Quantum Leap line continues to offer good value.
QL200 General Specifications:
| Description | Standard | Special | ||
| English | Metric | English | Metric | |
| Standard drill pipe connection (see options) | 8-5/8 API reg pin | 8-5/8 API reg pin | ||
| Outside diameter (inch & mm) | 15.6 | 396 | 15.6 | 396 |
| Length w/o bit shoulder to shoulder (inch & mm) | 65.8 | 1,670 | 72.1 | 1,831 |
| Length with bit extended (inch & mm) | 75.3 | 1,911 | 83.5 | 2,120 |
| Length with bit retracted (inch & mm) | 73.3 | 1,861 | 81.5 | 2,069 |
| Weight w/o bit (lb & kg) | 2,579 | 1,172 | 2,983 | 1,356 |
| Backhead across flats (inch) | Special Wrench/Tongs Required | |||
| Minimum bit size (inch & mm) | 17.5 | 444 | 28 | 711 |
| Maximum bit size (inch & mm) | 26 | 660 | 36 | 914 |
| Bore (inch & mm) | 12.25 | 311 | 12.25 | 311 |
| Piston weight (lb & kg) | 610 | 277 | 610 | 277 |
| Stroke (inch & mm) | 4 | 102 | 4 | 102 |
| Maximum pressure differential (psig & bar) | 250 | 17 | 250 | 17 |
| Maximum choke diameter (inch & mm) | 0.88 | 22.3 | 0.88 | 22.3 |
| Make-up torque (ft-lb. & N-m) | 18,000 | 24,372 | 18,000 | 24,372 |
| Shank style | QL200 | QL200 | ||
Air Consumption:
| Description | Standard | Special | ||
| 100 psi/6,9 bar (scfm & l/s) | 1,584 | 747 | 1,584 | 747 |
| blows per minute | 701 | 701 | ||
| 150 psi/10,3 bar (scfm & l/s) | 2,470 | 1,165 | 2,470 | 1,165 |
| blows per minute | 807 | 807 | ||
| 200 psi/13,8 bar (scfm & l/s) | 3,389 | 1,599 | 3,389 | 1,599 |
| blows per minute | 923 | 923 | ||
| 250 psi/17,2 bar (scfm & l/s) | 4,341 | 2,048 | 4,341 | 2,048 |
| blows per minute | 1,049 | 1,049 | ||
| 300 psi/20,7 bar (scfm & l/s) | 5,324 | 2,511 | 5,324 | 2,511 |
| blows per minute | 1,185 | 1,185 | ||
| 350 psi/24,1 bar (scfm & l/s) | 6,340 | 2,991 | 6,340 | 2,991 |
| blows per minute | 1,331 | 1,331 | ||
| Above specifications/ratings are based on initial factory setting. | ||||
For more information please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.net ; http://www.roschen.cn
http://www.roschen.com ; http://www.roschengroup.com
Quantum Leap Hammer DTH Drilling Tools For Seeking Good Balance
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