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| Place of Origin | Germany,China |
| Brand Name | ROSCHEN |
| Certification | ISO |
| Model Number | 3"~30" |
QL120 Quantum Leap Hammer Strong Performance and Affordability for Down The Hole Drilling
Atlas Copco 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.
| QL120 General Specifications | ||||
| Quantum Leap Hammer Model | QL120 Quantum Leap Hammer | |||
| Description of Item | Standard | Slim | ||
| English | Metric | English | Metric | |
| Standard drill pipe connection (see options) | 6-5/8 API reg pin | 6-5/8 API reg pin | ||
| Outside diameter (inch & mm) | 11.2 | 285 | 10.75 | 273 |
| Length w/o bit shoulder to shoulder (inch & mm) | 72.3 | 1,837 | 72.3 | 1,837 |
| Length with bit extended (inch & mm) | 82 | 2,083 | 82 | 2,083 |
| Length with bit retracted (inch & mm) | 80 | 2,032 | 80 | 2,032 |
| Weight w/o bit (lb & kg) | 1,430 | 650 | 1,257 | 571 |
| Backhead across flats (inch) | 4 x 1 AF | 4 x 1 AF | ||
| Minimum bit size (inch & mm) | 12.25 | 311 | 12.25 | 311 |
| Maximum bit size (inch & mm) | 22 | 559 | 22 | 559 |
| Bore (inch & mm) | 9.25 | 235 | 9.25 | 235 |
| Piston weight (lb & kg) | 350 | 159 | 350 | 159 |
| Stroke (inch & mm) | 5 | 127 | 5 | 127 |
| Maximum pressure differential (psig & bar) | 250 | 17 | 250 | 17 |
| Maximum choke diameter (inch & mm) | 0.75 | 19 | 0.75 | 19 |
| Make-up torque (ft-lb. & N-m) | 12,000 | 16,248 | 12,000 | 16,248 |
| Shank style | QL120 | QL120 | ||
| QL120 Quantum Leap Hammer Air Consumption: | ||
| Description | Standard | |
| 100 psi/6,9 bar (scfm & l/s) | 804 | 379 |
| blows per minute | 585 | |
| 150 psi/10,3 bar (scfm & l/s) | 1,248 | 589 |
| blows per minute | 695 | |
| 200 psi/13,8 bar (scfm & l/s) | 1,680 | 792 |
| blows per minute | 805 | |
| 250 psi/17,2 bar (scfm & l/s) | 2,100 | 990 |
| blows per minute | 915 | |
| 300 psi/20,7 bar (scfm & l/s) | 2,508 | 1,183 |
| blows per minute | 1,025 | |
| 350 psi/24,1 bar (scfm & l/s) | 2,904 | 1,370 |
| blows per minute | 1,135 | |
| Above specifications/ratings are based on initial factory setting. | ||
Shank can be available:
1) Diameter 64mm-70mm shank Bulroc BR1
2) Diameter 70mm-95mm shank Halco MACH20, Bulroc BR2
3) Diameter 90mm-102mm shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3
4) Diameter 105mm-152mm shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, Bulroc BR4
5) Diameter 135mm-165mm shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, Bulroc BR5
6) Diameter 152mm-254mm shank COP64, DHD360, SD6, M60, QL60, Bulroc BR6
7) Diameter 203mm-330mm shank COP84, DHD380, SD8, QL80
8) Diameter 254mm-380mm shank SD10, Numa100
9) Diameter 305mm-508mm shank DHD1120, SD12, N120, N125
10) Diameter 405mm-864mm shank SD15, SD18
11) VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...
We can also provide related products DTH hammers, ODEX system, symmetric systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc.
DTH Button Bits:
Feature:
1. Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 MPa to 260 MPa compressive strength). Featuring spherical tungsten carbide inserts that is known to have strong configuration against carbide fracture.
2. Recommended for eliminating hole deviation
3. Widely used drifting and tunneling
4. Bit face design is ideal for medium-hard to hard abrasive rock
Shank can be available:
R25/R32 button bits: From 41mm to 115mm
T38/R38 button bits: From 57mm to 89mm
T45 button bits: From 70mm to 105mm
T51 button bits: From 89mm to 127mm
ST58 button bits: From 89mm to 127mm
GT60 button bits: From 102mm to 152mm
EL68 button bits: From 115mm to 152mm
ST68 button bits: From 115mm to 152mm
Buttons shape: Domed, spherical, parabolic (semi-ballistic), ballistic
Face shape: Flat face, drop center, uni-face;
Skirt type: Normal, retract, straight retract face
| ROSCHEN DTH Hammers Specifications | |||||||
| Hammer Size | Bit Shank | ROSCHEN Code | Connection Thread | Suitable bit | Working pressure | Air consumption | |
| 2" | BR2 | ROS 11 ROS 22 | RD50 box | ￠70-￠90mm | 0.7-1.75Mpa | 0.7Mpa | 4.5m3/min |
| 1.0Mpa | 4m3/min | ||||||
| 1.4Mpa | 5m3/min | ||||||
| 3" | DHD3.5 | ROS 32 | API 2 3/8" Reg | ￠90-￠110mm | 1.0-1.5Mpa | 1.0Mpa | 4.5m3/min |
| COP32/COP34 | |||||||
| M30 | 1.5Mpa | 9m3/min | |||||
| 4" | DHD340 | ROS 34 | API 2 3/8" Reg | ￠110-￠135mm | 1.0-2.5Mpa | 1.0Mpa | 6m3/min |
| COP44 | |||||||
| QL40 | |||||||
| SD4 | 1.8Mpa | 10m3/min | |||||
| M40 | 2.4Mpa | 15m3/min | |||||
| 5" | DHD350 | ROS 52 ROS 54 | API 2 3/8"Reg/API 3 1/2" Reg | ￠135-￠155mm | 1.0-2.5Mpa | 1.0Mpa | 9m3/min |
| COP54 | |||||||
| QL50 | |||||||
| SD5 | 1.8Mpa | 15m3/min | |||||
| M50 | 2.4Mpa | 23m3/min | |||||
| 6" | DHD360 | ROS 62 ROS 64 | API 3 1/2" Reg | ￠155-￠190mm | 1.0-2.5Mpa | 1.0Mpa | 10m3/min |
| COP64 | |||||||
| QL60 | |||||||
| SD6 | 1.8Mpa | 20m3/min | |||||
| M60 | 2.4Mpa | 28.5m3/min | |||||
| 8" | DHD380 | ROS 82 ROS 84 | API 4 1/2" Reg | ￠195-￠254mm | 1.0-2.5Mpa | 1.0Mpa | 15m3/min |
| COP84 | |||||||
| QL80 | 1.8Mpa | 26m3/min | |||||
| SD8 | 2.4Mpa | 34m3/min | |||||
| M80/M85 | |||||||
| 10" | SD10 | ROS 100 | API 6 5/8" Reg | ￠254-￠311mm | 1.0-2.5Mpa | 1.0Mpa | 22m3/min |
| Numa100 | 1.8Mpa | 40m3/min | |||||
| ROS 100 | 2.4Mpa | 55m3/min | |||||
| 12" | DHD1120 | ROS 120 | API 6 5/8" Reg | ￠305-￠445mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
| SD12 | 1.8Mpa | 56m3/min | |||||
| Numa120 | 2.4Mpa | 78m3/min | |||||
| Notes: Any special size of DTH bits will be available by requests. | |||||||
| Metzke, Remet thread is available! | |||||||
FAQ
Terms & Conditions of Ordering:
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damage during transportation. Also we can customize package according to your special requests.
Production time:
Generally need 15-25 days
Transportation:
By air, By Express or By sea according to your requests.
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
in 3 working days after receiving the advance payment
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
6. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009
C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.
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.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com
http://www.roschengroup.com
Contact Us at Any Time
