ROSCHEN GROUP
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DHD360 DTH Hammer , Well Down The Hole Hammer Drilling with 205mm diameters bits
DTH Hammers bit for Crawler Blast Hole Drilling Rig
DTH bit is our main product. After many years search, we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
Products features:
1. High and low air pressure down-the-hole drill bits
2. Low air pressure hole diameter: 65-220mm
3. High air pressure hole diameter: 85-305mm
4. Face type: drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
Products technical data:
| High air pressure DTH Bits | ||||
| DTH Drill Bit | Bit Dia.(mm) | Gauge Buttons | Front Buttons | Weight |
| (Kg) | ||||
| ROS 35 (IR35, Cop34) |
85 | 6 x Φ13 | 4 x Φ12 | 4.2 |
| 90 | 6 x Φ14 | 4 x Φ12 | 4.5 | |
| 95 | 6 x Φ14 | 4 x Φ13 | 4.8 | |
| 100 | 8 x Φ12 | 6 x Φ12 | 5 | |
| 105 | 8 x Φ13 | 6 x Φ12 | 5.5 | |
| ROS 45 (DHD340A , Cop44) |
105 | 6 x Φ14 | 5 x Φ13 | 8.5 |
| 110 | 7 x Φ14 | 6 x Φ13 | 8.8 | |
| 115 | 8 x Φ14 | 7 x Φ13 | 9 | |
| 120 | 8 x Φ14 | 8 x Φ13 | 9.8 | |
| 127 | 9 x Φ14 | 9 x Φ14 | 11 | |
| ROS 55 (DHD350R , Cop54) |
133 | 7 x Φ16 | 6 x Φ14 | 16 |
| 140 | 8 x Φ16 | 7 x Φ14 | 16.5 | |
| 146 | 8 x Φ14 | 8 x Φ14 | 17 | |
| 152 | 8 x Φ14 | 7 x Φ16 | 17.5 | |
| 165 | 8 x Φ14 | 8 x Φ16 | 18.5 | |
| 2.5" DTH BIT | D=76mm | CWG76 |
| 80mm | ||
| 3.5" DTH BIT | D=90mm | DHD3.5 |
| 95mm | ||
| 100mm | ||
| 105mm | ||
| 4" DTH BIT | D=105mm | DHD340A Mission40 COP44 |
| 108mm | ||
| 115mm | ||
| 120mm | ||
| 125mm | ||
| 130mm | ||
| D=105mm | TD40 | |
| 108mm | ||
| 115mm | ||
| 120mm | ||
| 125mm | ||
| 130mm | ||
| 5" DTH BIT | D=133mm | DHD350R |
| 140mm | COP54 | |
| 148mm | QL50 | |
| 152mm | Mission50 | |
| 6" DTH BIT | D=152mm | Mission60 QL60 |
| 155mm | ||
| 165mm | ||
| 171mm | ||
| 178mm | ||
| 190mm | ||
| 203mm | ||
| 219mm | ||
| 254mm | ||
| 8" DTH BIT | D=194mm | DHD380 COP84 QL80 Mission80 |
| 200mm | ||
| 203mm | ||
| 216mm | ||
| 219mm | ||
| 222mm | ||
| 235mm | ||
| 254mm | ||
| 270mm | ||
| 305mm | ||
| 311mm | ||
| 325mm | ||
| 350mm |
| 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
The information about dth drill bit you may like to know before order:
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.
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