Products

QL40 Mining rock drilling water well drilling 4

QL40 Mining rock drilling water well drilling 4" hammer DTH

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

Product DetailsOtherDownloadContact

        Hammer Length without bit:

1050 (mm)

        Top sub thread:

API 23/8"REG PIN

        Outside diameter:

99(mm)

        Weight:

42.5 (KG)

        Bit diameter:

115-140(mm)

        Working Pressure:

12-24(Bar)

         Air consumption:

8-14(MJ/min)

         Bit shank:

QL40

 

Item Description

Part Number

Item Description

Part Number

                1.Top Sub

KQL4A-01

                8.Piston

KQL4A-08

                2.O-Ring

KQL4A-02

                9.Guide Sleeve

KQL4A-09

                3.Cap

KQL4A-03

                10.Bit Retainer Ring

KQL4A-10

                4.Check Valve

KQL4A04

                 11.O-Ring

KQL4A-11

                5.Spring

KQL4A-05

                 12.Driver Sub

KQL4A-12

                6.Air Distributor

KQL4A-06

                 13.Outer Sleeve

KQL4A-13

                7.Inner Cylinder

KQL4A-07

 

 
 

ABOUT US



Taizhou Kaiqiu Drilling Tools Co., Ltd. is a China QL40 Mining rock drilling water well drilling 4" hammer DTH manufacturers and QL40 Mining rock drilling water well drilling 4" hammer DTH suppliers with a history of more than ten years. Inheriting the family spirit of craftsmanship, on its entrepreneurial path, the company stands by pragmatic and resolute faith, and comply with the core value of being result-oriented, responsible and accountable, in order to promote the revolution and development in segmented market. In the meantime, Kaiqiu Company has achieved its modest objective of establishing itself as the market leader in QL40 Mining rock drilling water well drilling 4" hammer DTH.

New norm, new journey. As we march on this journey full of glories, we are going to dedicate ourselves to the “human drilling tools” industry with the most responsible and enthusiastic devotion. Become the most trusted QL40 Mining rock drilling water well drilling 4" hammer DTH factory by customers. We will strive to improve the cost-efficacy, recognition, and comprehensive performance of the product, and make Kaiqiu one of the most influential enterprises in the market that enjoys advantages in intellectual property rights and innovation capability.

honor

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