High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
|FOB Unit Price:||US $500 US $20,000|
|Purchase Qty. (Pieces)||FOB Unit Price|
|Production Capacity:||1000 PCS Per Month|
|Payment Terms:||L/C, T/T, Western Union, Paypal, Money Gram|
- Model NO.: COP, DHD, SD, QL, Mission, BR
- Model: Cop, DHD, SD, Ql, Mission, Br
- Quantity: Small Quantity Is Acceptable
- Product Name: DTH Hammer
- Trademark: SOLLROC
- Specification: Grade A
- HS Code: 84314320
- Sizes: 1 Inch to 15 Inch
- Color: as Request
- Advantage: High Performance
- Material: Special Steel
- Transport Package: Ply-Wooden Cases for Exporting
- Origin: Changsha, Hunan
The cylinders, pistons, and other spares is made of quality alloy steel with heat treatment.
Valveless air distribution. More reliable.
Simple design of the piston. Long life.
More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.
Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.
Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
DTH hammers without footvalve can be available.
Different out diameters of out cylinder can be available.
DTH bits 60mm-381mm for above hammers can be available.
|Bit Shank||Connection Thread||Suitable bit||Working pressure||Air consumption|
|1-3" Middle-low pressure DTH hammers|
API 2 3/8" Reg
|API 2 3/8"Reg||¢90-¢110mm||1.0-1.5Mpa||1.0Mpa||4.5m3/min|
|API 2 3/8"Reg||¢105-¢130mm||1.0-2.5Mpa||1.0Mpa||6m3/min|
|API 2 3/8"Reg/API 3 1/2"Reg||¢130-¢156mm||1.0-2.5Mpa||1.0Mpa||9m3/min|
|API 3 1/2"Reg||¢152-¢203mm||1.0-2.5Mpa||1.0Mpa||10m3/min|
|API 4 1/2"Reg||¢200-¢279mm||1.0-2.5Mpa||1.0Mpa||15m3/min|
|API 6 5/8"Reg||¢254-¢330mm||1.0-2.5Mpa||1.0Mpa||22m3/min|
|API 6 5/8"Reg||¢305-¢381mm||1.0-2.5Mpa||1.0Mpa||30m3/min|
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.
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.
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.
Generally, Production time is 15 -25 days.
By air, By Express or By sea according to your requests.