DHD 350 dth hammer Used in Metallurgy , Coal , Chemical , Building Materials Drilling
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DHD 350 dth hammer Used in Metallurgy , Coal , Chemical , Building Materials Drilling
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Features
Basic Infomation
Place of Origin: GERMANY CHINA
Brand Name: ROSCHEN
Certification: ISO,CE
Model Number: ROS54
High Light:

down hole tools

,

down hole hammer

Payment & Shipping Terms
Packaging Details: Wooden Box
Supply Ability: 5000pcs
Specifications
Model: Donw The Hole Hammer
Name: Secoroc COP Hammer
Drills: Down The Hole Drilling, DTH Drilling
Machine: Hydraulic Crawler Drill Rig
Drillings: Water Well Drilling
Tools: Down The Hole Drilling Tools
Equipment: Surface Ground Core Drill Rig
Product Description


D55C(A) DTH Hammer

DHD 350 Down The Hole Hammer


DHD 350 Down The Hole Hammer Used in Metallurgy , Coal , Chemical , Building Materials Drilling


 

Basic Info
Model NO D55C DHD350Q
Mining Object Mining
Origin Germany,China
Type Drilling Machine
Trademark Roschen
HS Code 84123100
Mining Object Mining, Ore Machinery, Stone Quarry
Usage Use Together with DTH Button Bits
Aplication DTH Drilling. Coal Mining, Quarry
Drill Diameter 65-305mm
Transport Package Ply wood Box

 



 

Description: 


It is a kind of high air pressure DTH Hammer without footvalve, our newest design. It is also one of the most advanced DTH Hammers in the world.



 

It has the following advantages:

1. Out of the trouble of foot valve fracture and expansion and contraction.

2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.

3. Simple structure, reliable parts, long life, easy and cheap maintenance.

4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.



Technical Parameters of DHD 350 Down The Hole Hammers: 

 

Length (exclude bit) Weight (exclude bit) External Diameter Bit Shank Hole Range Connection Thread
1102 mm 68.00 kg Φ125 mm RD55C DHD350Q Φ135mm ~ Φ155mm API 2 3/8'' Reg
API 3 1/2'' Reg
Working Pressure Impact rate at 0.5 MPa Recommended Rotary Speed Air Consumption
1.0 MPa 1.8 MPa 2.4 MPa
1.0 ~ 2.5 MPa 28 Hz 20 ~ 35 rpm 8 m³/min 14 m³/min 19 m³/min

 




 

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

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