Down-the-hole hammers
Down-the-hole hammers
Roschen Down The Hole Hammer can compete sandvik, atlas copco, boart longyear basis on the quality grade.
Roschen DTH hammers transmit intensive impact energy with low energy loss. This results in good rock breakage, high penetration rates and high productivity. The equipment is designed to give optimal hole quality, reliability, and long service life, as well as the best blasting results and low total operation cost.
Roschen hammers are flexible, and designed to work with various industry-standard shank designs and a wide range of standard size hammers. Whatever your application, Sandvik has the solution to match your requirements.
Advantages:
. Advanced hammer designs with high power and air efficiency increases productivity
. Tailored product offering covers all your applications and conditions
. Easy service and maintenance designs reduces machine downtime
. Generic and proprietary shank options give you flexibility and reliability
| 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 |
￠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: | |||||||
| Metzke, Remet thread is available! | |||||||
| Any special typ shank of DTH Hammer will be available by requests. | |||||||
| ROSCHEN Model | Model | Size | Weight | Outside dia. | Hammer length | Op pressure |
| (inch) | kg (lb) | mm (inch) | mm (inch) | psi (bar) | ||
| ROS 32 | RH550r | 3" | 25 (55) | 81.3 (3.2) | 823 (32.4) | 150-350 (10-24) |
| ROS 42 | RH550r | 4" | 38 (83) | 98 (3.86) | 914 (36) | 150-350 (10-24) |
| ROS 52 | RH550 | 5" | 68 (145) | 120 (4.72) | 987 (38.86) | 150-350 (10-24) |
| ROS 54 | RH550g | 5" | 73 (160) | 126 (5.0) | 987 (38.86) | 150-350 (10-24) |
| ROS 54 | RH550r | 5" | 73 (160) | 126 (5.0) | 987 (38.86) | 150-350 (10-24) |
| ROS 62 | RH550w | 6" | 72 (158) | 142 (5.6) | 922 (36.3) | 150-350 (10-24) |
| ROS 64 | RH550 | 6" | 72 (158) | 142 (5.6) | 922 (36.3) | 150-350 (10-24) |
| ROS 64 | RH550g | 6" | 82 (180) | 150 (5.9) | 922 (36.3) | 150-350 (10-24) |
| ROS 64 | RH550r | 6" | 82 (180) | 150 (5.9) | 922 (36.3) | 150-350 (10-24) |
| ROS 82 | RH550r | 8" | 173 (380) | 181 (7.12) | 1219 (48) | 150-350 (10-24) |
| ROS 84 | RH550w | 8" | 173 (380) | 181 (7.12) | 1270 (50) | 150-350 (10-24) |
| ROS 120 | RH450 SD12 | 12" | 504 (1111) | 280 (11) | 1600 (63) | 100-250 (7-18) |
| ROS 120 | RH450 DHD112 | 12" | 504 (1111) | 280 (11) | 1600 (63) | 100-250 (7-18) |
Roschen 4" and 5" hammer series
With years of industry experience, Roschen's tried and tested hammers are based on a well-proven design. A good example of this is the range of 4" and 5" hammers with patented features for optimized energy efficiency, high impact and productivity in variable ground conditions.
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
