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RH550 DTH Hammer Bits For Down The Hole Hammer Exploration Core Drilling Hard Rocks

1-5 pcs
RH550 DTH Hammer Bits For Down The Hole Hammer Exploration Core Drilling Hard Rocks
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Type: DTH Hammer
Name: SD DTH Hammer
Products: Atlas Copco Secoroc COP64 Gold Hammer
Processing: Forging, Casting
Applications: Copper Mining Drilling
Sizes: Size: 3.5",4",5",6"8",10",12",18"24"
Shank: DHD,QL,SD,NUMA,and Others
Machine: Crawler Drill Rig
Rig: Surface Ground Drill Rig
Series: Wireline Diamond Core Bits
Model: Model: Impregnated Diamond Core Bits
Drilling: Exploration Core Drilling
Drills: Wireline Core Drilling
Mining: Australia Mining
Exploration: Australia Exploration
Model No: Mining Exploration Core Drilling
Usage: Africa Mining
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down hole tools

Basic Infomation
Place of Origin: GERMANY, CHINA
Brand Name: ROSCHEN
Certification: ISO
Model Number: 1-12 inches
Payment & Shipping Terms
Packaging Details: Polywooden box
Supply Ability: 1000 pcs
Product Description

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
M30 1.5Mpa 9m3/min
4" DHD340 ROS 34 API 2 3/8" Reg ¢110-¢135mm 1.0-2.5Mpa 1.0Mpa 6m3/min
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
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
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
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!



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Contact Person : Bill, George, Michael
Tel : 13764195009
Fax : 86-021-54380177
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