

Add to Cart
1" - 12" DTH Hammer Bits Suit For Atlas Copco Halco Ingersoll Rand
RH550 DTH Hammer Bits For Down The Hole Hammer Exploration Core
Drilling Hard Rocks
Roschen Down The Hole Hammer quality can be replaced of by Halco, atlas copco basis on the quality grade, and in the after sales
service.
Roschen DTH Drill Button Bits are produced from premium quality
nickel-alloy steel for increased durability and wear
characteristics. Specific heat treatment standards and special
"stress relief" processes ensure consistent performance.
DTH hammer bits are designed for maximum performance and hole
cleaning ability and high penetration rate.
We can design and manufacture according to customer's requirement
of the down the hole bits Diameter,No. air holes,carbide button
shape and the face shape.
Technical Specifications:
Bit Shank | Bit Diameter.(mm) |
CIR-Series Low Air pressure DTH Bits | |
CIR65,HR65 | 65,68,75mm |
CIR80,HR80 | 83,85mm |
CIR90,HR90 | 85,90,110mm |
CIR110,HR110 | 110,115,120,135mm |
HR150, | 155,160,165,170,180,210,220mm |
1''-2''Middle Air pressure DTH Bits | |
BR1,BR2,HD25 | 64,70,76,80,82,90mm |
3'' High Air pressure DTH Bits | |
COP32,BR3,HD35,IR3.5,COP34,QL30,M30 | 85,90,95,100,105mm |
4'' High Air pressure DTH Bits | |
HD45,DHD340A,COP44,SD4,QL40,M40,HM4 | 105,110,115,120,127,130,133mm |
5'' High Air pressure DTH Bits | |
HD55,DHD350,COP54,SD5,QL50,M50,HM5 | 130,135,140,146,152,165mm |
6'' High Air pressure DTH Bits | |
HD65,DHD360,COP64,SD6,QL60,M60,HM6 | 152,155,165,171,190,203mm |
8'' High Air pressure DTH Bits | |
HD85,DHD380,COP84,SD8,QL80,M80,HM8 | 200,203,216,222,226,229,,241,254,270,305mm |
10'' High Air pressure DTH Bits | |
SD10,NUMA100 | 254,305,311,318,330mm |
12'' High Air pressure DTH Bits | |
DHD1120,SD12,NUMA120,NUMA125 | 305,311,330,356,381mm |
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 | |||||
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! |
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