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China factory - Changsha Chaojingang Machinery Manufacturing Co., Ltd.

Changsha Chaojingang Machinery Manufacturing Co., Ltd.

  • China,Changsha
  • Verified Supplier

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China 5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg
China 5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg

  1. China 5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg

5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg

  1. MOQ: 1
  2. Price:
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Manufacturing Process Forging
Material Alloy Steel
Connection Thread API 3 1/2" Reg
Hole Range Dia 155 - 190 mm
Working Pressure 1.0 - 2.5MPa
Compatible Bit Shank Mission60 / Cm60A
Transport Package Ply-Wooden Cases for Exporting
Specification 2 inch to 12 inch
Trademark Super Diamond
Origin China
HS Code 8207199000
Place of Origin China
Brand Name Super Diamond
Model Number DHD,QL,Mission,SD

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  1. Product Details
  2. Company Details

Product Specification

Manufacturing Process Forging Material Alloy Steel
Connection Thread API 3 1/2" Reg Hole Range Dia 155 - 190 mm
Working Pressure 1.0 - 2.5MPa Compatible Bit Shank Mission60 / Cm60A
Transport Package Ply-Wooden Cases for Exporting Specification 2 inch to 12 inch
Trademark Super Diamond Origin China
HS Code 8207199000 Place of Origin China
Brand Name Super Diamond Model Number DHD,QL,Mission,SD
High Light 5inch DTH hammer for rock drillingAPI 3 1/2 DTH hammerhigh air pressure DTH hammer without foot valve

5inch High Air Pressure DTH Hammer Without Foot Valve compatible with bit shank QL50 / COP54 Gold / CQL50A

Advantages:
1. Valve air distribution. More reliable.
2. Simple design of the piston, long life.
3. More efficient energy transfer, faster drilling speed, low air consumption and low 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. 

The advantages of hammers
without foot valve against with foot valve:
1. No more worries on the foot valve breakage or distortion or expansion due to the abrasion or high tempreture.
2. Higher impact rate, lower energy consumption, around 15-30% higher drill speed than the one with foot valve
3. Remain simple design, and reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption, oil consumption can be around 10% lower than the one with foot valve.
5. Strongly recommond.


Technical Data:

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


Our Production Corner 1:
Super Diamond 5inch DTH Hammer Without Foot Valve for Rock Drilling / Blast Drilling Compatible with DTH Bit Ql50 / Cop54 Gold / Cql50A

Production Cornor 2:


Detailed Technical Parameters:



Package:
Carton box with foam, then into the ply-wooden cases and or pallet for protecting the products and avoid the damagement during transportation.
Customized package acceptable.



Production Lead-time:
Generally need 15-30 days.


Transportation:
By air, By Express or By sea according to your requests.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    2017

  • Total Annual:

    13000000-14000000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the  best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the... Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the  best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the...

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Get in touch with us

  • Reach Us
  • Changsha Chaojingang Machinery Manufacturing Co., Ltd.
  • No. 8, Fengyu North Road, Yongan Town, Liuyang, Changsha
  • https://www.cjgdrill.com/

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