Changsha Chaojingang Machinery Manufacturing Co., Ltd.
                                                                                                           
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9 Years
Since 2017
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CQL80 DTH Hammer for Mining Alloy Steel ASTM Standard ISO 9001

Price Negotiable
Price: 50-2000USD/Pc
MOQ: 1
Delivery Time: Negotiable
Brand: Super Diamond
Product Description
DTH Hammer for Mining QL80 MP80 MC81 with Foot Valve
Product Specifications
Attribute Value
Model NO. CQL80
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
Key Advantages
  • Valve air distribution system for enhanced reliability
  • Simple piston design ensures long service life
  • Efficient energy transfer for faster drilling speeds with lower air and oil consumption
  • Reduced internal components with heat-treated parts for durability and easy maintenance
  • Easy disassembly with multi-sted thread connections between top sub, drive chuck, and external cylinder
Technical Specifications
Hammers Bit Shank Connection Thread Suitable Bit Working Pressure Air 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
0.7Mpa: 4.5m³/min
1.0Mpa: 4m³/min
1.4Mpa: 5m³/min
3" hammers DHD3.5
COP32/COP34
M30
API 2 3/8"Reg ¢90-¢110mm 1.0-1.5Mpa 1.0Mpa: 4.5m³/min
1.5Mpa: 9m³/min
4" hammers DHD340
COP44
QL40
SD4
M40
API 2 3/8"Reg ¢105-¢130mm 1.0-2.5Mpa 1.0Mpa: 6m³/min
1.8Mpa: 10m³/min
2.4Mpa: 15m³/min
5" hammers DHD350
COP54
QL50
SD5
M50
API 2 3/8"Reg/API 3 1/2"Reg ¢130-¢156mm 1.0-2.5Mpa 1.0Mpa: 9m³/min
1.8Mpa: 15m³/min
2.4Mpa: 23m³/min
6" hammers DHD360
COP64
QL60
SD6
M60
API 3 1/2"Reg ¢152-¢203mm 1.0-2.5Mpa 1.0Mpa: 10m³/min
1.8Mpa: 20m³/min
2.4Mpa: 28.5m³/min
8" hammers DHD380
COP84
QL80
SD8
API 4 1/2"Reg ¢200-¢279mm 1.0-2.5Mpa 1.0Mpa: 15m³/min
1.8Mpa: 26m³/min
2.4Mpa: 34m³/min
10" hammers SD10
NUMA100
API 6 5/8"Reg ¢254-¢330mm 1.0-2.5Mpa 1.0Mpa: 22m³/min
1.8Mpa: 40m³/min
2.4Mpa: 55m³/min
12" hammers DHD1120
SD12
NUMA120
NUMA125
API 6 5/8"Reg ¢305-¢381mm 1.0-2.5Mpa 1.0Mpa: 30m³/min
1.8Mpa: 56m³/min
2.4Mpa: 78m³/min

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changsha Chaojingang Machinery Manufacturing Co., Ltd.
Location No. 8, Fengyu North Road, Yongan Town, Liuyang, Changsha
Contact Person Jacky ( Sales Manager)

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