Changsha Sollroc Engineering Equipments Co., ltd |
Hammer without footvalve is available.
Outer diameter of out cylinder can be design according to customers' requests.
Other Size Hammer 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 |
About us:
We are a leading manufacturer of rock drilling tools, like DTH
hammers and bits, DTH drill pipes, RC hammers and bits, tophammer
button bits, coupling, cross bits, drill rods located in Changsha,
Hunan, China.
We have rich experience in this field of DTH hammers and bits for
20 years.
Owing to high quality, professional serivce and competitive price,
we have gotton good reputation from our customer all over the
world, such as France, Spain, Italy, South Africa, Australia, Iran,
Malaysia, etc.
Quality warranty:
Our hammers are made of high quality steel and all spares are
inspected strictly before shipping. We have quickly responses for
your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for exporting
to protect products and avoid the damagement
during transportation. Also we can customize package
according to your special requests.
Production time:
Generally, Production time is 15 -25 days.
Transportation:
By air, By Express or By sea according to your requests.