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Changsha Chaojingang Machinery Manufacturing Co., Ltd.
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Alloy Steel Forging Process Rock Drilling Hammer CQL60 DTH Bits And Hammers

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Changsha Chaojingang Machinery Manufacturing Co., Ltd.

City: changsha

Country/Region:china

Tel:86-0731-13802230640

Contact Person:
Mr.Wilson Chen
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Alloy Steel Forging Process Rock Drilling Hammer CQL60 DTH Bits And Hammers

Place of Origin China
Brand Name Super Diamond
Model Number DHD,QL,Mission,SD
Minimum Order Quantity 1
Surface Treatment Spray-Paint
Manufacturing Process Forging
Material Alloy Steel
Transport Package Ply-Wooden Cases for Exporting
Specification 2 Inch to 12 Inch
Trademark Super Diamond
Origin China
HS Code 8207199000
Supply Ability 10000
Customization Available
Certification ISO 9001:2000
Standard JIS, ASTM
Detailed Product Description
CQL60 ( COP64 GOLD QL60) High air pressure DTH Hammer with foot valve.


Advantages:
1. Valve air distribution. More reliable.
2.Simple design of the piston, long life.
3.More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
4.Fewer internal parts, simple structure, longer life,less failure and easier to maintain because all the parts are heat treated.
5.Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-sted thread. 

 
 

Products specifications:

 

Hammers
Bit ShankConnection ThreadSuitable bitWorking pressureAir consumption
1-3" Middle-low pressure DTH hammers
BR1
BR2
BR3
RD40 box
RD50 box
API 2 3/8" Reg

¢64-¢76mm
¢70-¢90mm
¢90-¢110mm
0.7-1.75Mpa
0.7-1.75Mpa
0.7-1.75Mpa
0.7Mpa4.5m3/min
1.0Mpa4m3/min
1.4Mpa5m3/min
3" hammersDHD3.5
COP32/COP34
M30
API 2 3/8"Reg¢90-¢110mm1.0-1.5Mpa1.0Mpa4.5m3/min
1.5Mpa9m3/min
4" hammersDHD340
COP44
QL40
SD4
M40
API 2 3/8"Reg¢105-¢130mm1.0-2.5Mpa1.0Mpa6m3/min
1.8Mpa10m3/min
2.4Mpa15m3/min
5" hammersDHD350
COP54
QL50
SD5
M50
API 2 3/8"Reg/API 3 1/2"Reg¢130-¢156mm1.0-2.5Mpa1.0Mpa9m3/min
1.8Mpa15m3/min
2.4Mpa23m3/min
6" hammersDHD360
COP64
QL60
SD6
M60
API 3 1/2"Reg¢152-¢203mm1.0-2.5Mpa1.0Mpa10m3/min
1.8Mpa20m3/min
2.4Mpa28.5m3/min
8" hammersDHD380
COP84
QL80
SD8
API 4 1/2"Reg¢200-¢279mm1.0-2.5Mpa1.0Mpa15m3/min
1.8Mpa26m3/min
2.4Mpa34m3/min
10" hammersSD10
NUMA100
API 6 5/8"Reg¢254-¢330mm1.0-2.5Mpa1.0Mpa22m3/min
1.8Mpa40m3/min
2.4Mpa55m3/min
12" hammersDHD1120
SD12
NUMA120
NUMA125
API 6 5/8"Reg¢305-¢381mm1.0-2.5Mpa1.0Mpa30m3/min
1.8Mpa56m3/min
2.4Mpa78m3/min
 
 
 
 

 
Product Tags: Alloy Steel Rock Drilling Hammer   Forging Process Rock Drilling Hammer   Alloy Steel DTH Bits And Hammers  
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