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Quarry Mining High Air Pressure DTH Hammer For Geothermal Applications

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

6.9

K4-01

2.“O”-Ring of Top Sub

0.01

K4-02

3.Check Valve

0.2

K4-03

4.Spring

0.05

K4-04

5.Air Distributor

1.04

K4-05

6.Internal Cylinder

1.5

K4-06

7.Piston

7.8

K4-07

8.External Cylinder

13

K4-08

9.Guided Sleeve

1.5

K4-09

10.“O”Ring of Stop Ring

0.01

K4-10

11.Stop Ring

0.3

K4-11

12.Driver Chuck

3.1

K4-12

13.Drill Bit


K4-13




Product data


Length(Without bit)

863mm

Weight(Without bit)

35.0Kg

Bits shank

K4

External diameter

Φ100mm

Bits diameter

Φ108-Φ135mm

Connection Thread

API 2 3/8"Reg

Working Pressure

1.0-2.5Mpa

Impace rate at.1.7Mpa

35Hz

Recommended rotation speed

30-60r/min

Air consumption

1.0Mpa  6m^3/min

1.8Mpa  9m^3/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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