Down-the-hole hammers

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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
/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:
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

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