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Longyan Kailong Mining Equipment Co., Ltd.
HIGH AIR PRESSURE DTH hammer
DHD SERIES
DHD3.5/DHD340/DHD350/DHD360/DHD380
QL40/QL50/QL60/QL80
MISSION40/MISSION50/MISSION60/MISSION80
DESIGN HIGHLIGHTS
1. DHD/QL/MISSION series is a valve less type hammers designed for high performance at low operating air pressure.
2. Suitable bits have a strong robust design without foot valve to withstand heavy duty application.
3. DHD/QL/MISSION series hammers maximizes energy output and reduces service requirements.
4. Wear sleeve is not reversible.
5.All critical internal components are heat treated under strict control to maximize tool longevity.
EXCLUSIVE FEATURES
1.A built-in choke facility allows the driller to adjust the volume of air through the hammer to optimize cuttings evacuation.
2.Unique internal mounting of liner eliminates the need for seating ring.
3.Fewer internal components minimize service requirements.
4.Multi-start threads on backhead and chuck ensure easy coupling / uncoupling of hammer.
5.Excellent for all types of drilling applications typically for water well drilling and geothermal applications.
APPLICATIONS
Water Well Mining Construction Quarry
Item Description | Weight (KG) | Part Number |
1.Top Sub | 13.7 | HD55A-01 |
2.“O”-Ring of Top Sub | 0.01 | HD55A-02 |
3.Check Valve | 0.7 | HD55A-03 |
4.Spring | 0.1 | HD55A-04 |
5.Air Distributor | 2.00 | HD55A-05 |
6.Internal Cylinder | 2.8 | HD55A-06 |
7.Piston | 15 | HD55A-07 |
8.External Cylinder | 24 | HD55A-08 |
9.Guided Sleeve | 2.6 | HD55A-09 |
10.“O”Ring of Stop Ring | 0.01 | HD55A-10 |
11.Stop Ring | 0.5 | HD55A-11 |
12.Driver Chuck | 6.5 | HD55A-12 |
13.Drill Bit | HD55A-13 |
Product data | |
Length(Without bit) | 1110m |
Weight(Without bit) | 69.0Kg |
Bits shank | Cop54/DHD350/HD55 |
External diameter | Φ125m |
Bits diameter | Φ135-Φ155mm |
Connection Thread | API 2 3/8"Reg |
Working Pressure | 1.0-3.0Mpa |
Impace rate at.1.7Mpa | 28Hz |
Recommended rotation speed | 25-35r/min |
Air consumption | 1.5Mpa 15m3/min 2.4Mpa 23m3/min |
Business Type: | Manufacturer, Exporter |
Brands: | KUANGBAO |
Price: | Consultation |
Packing details: | Plastic/Wooden case |
Delivery time: | 7 days after get payment |
Payment method: | T/T , Western Union, money gram, L/C at sight |
Usage: | Foundation piling. Quarry, mining, soil nailing, water well drilling, tunneling and etc. |
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