Changsha Chaojingang Machinery Manufacturing Co., Ltd.
                                                                                                           
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9 Years
Since 2017
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5inch DTH Hammer Without Foot Valve for Rock Drilling API 3 1/2 Reg

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: Negotiable
Brand: Super Diamond
Product Description
5inch DTH Hammer Without Foot Valve for Rock Drilling / Blast Drilling Compatible with DTH Bit Ql50 / Cop54 Gold /Mp56/Mach50
Product Specifications
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
Product Description

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

Key Advantages:
  • Valve air distribution system for enhanced reliability
  • Simple piston design ensures long service life
  • Efficient energy transfer for faster drilling speeds
  • Reduced air and oil consumption for cost efficiency
  • Minimal internal parts with heat-treated components for durability
  • Easy disassembly with multi-sted thread connections
Benefits of Foot Valve-Free Design:
  • Eliminates concerns about foot valve breakage or distortion
  • 15-30% higher drilling speed compared to foot valve models
  • Simplified design with reliable, long-lasting components
  • Approximately 10% lower oil consumption
  • Reduced maintenance requirements and costs
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
Production Showcase
Super Diamond 5inch DTH Hammer Without Foot Valve production sample
Packaging & Shipping

Carton box with foam, then into the ply-wooden cases and/or pallet for protecting the products and avoiding damage during transportation. Customized packaging available.

Production Lead Time:

15-30 days standard production time.

Shipping Options:

Available by air, express, or sea according to customer requirements.

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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