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Maxdrill Ql40 Hard Rock 4 inch DTH Hammer for down hole drilling
Maxdrill Ql40 Hard Rock 4 inch DTH Hammer for down hole drilling
Product's Name :

Maxdrill Ql40 Hard Rock 4 inch DTH Hammer for down hole drilling

Model No. : MQL4
Detail :
Product Description
The Characteristics Of High Air Pressure DTH Hammer
-with foot valve
It is a kind of valveless high air pressure DTH Hammer with foot valve
It has the following characteristics:
Valveless air distribution. More reliable.
Simple design of the piston, long life.
More efficient energy transfer,faster drilling speed,
lower air consumption and lower oil consumption.
Fewer internal parts, simple structure,longer 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 multistep thread .
Explanation of High Air Pressure DTH Hammer
-With Foot Valve Code
Example One:MD55
M-Maxdrill(Our company name )
D-DHD Bit Shank
5-5"hammer
5-The Fifth Generation Hammer
Example Two:MQL4
M- Maxdrill(Our company name )
QL4-QL40 Bit Shank
Website:www.maxdrillrocktools.com
Specification
High Air Pressure with foot valve DTH Hammers
Item
Item Description
Weight(kg)
Part Number
1
Top Sub
6.50
MQL401
2
"O"Ring of top Sub
0.01
MQL402
3
Check Valve
0.42
MQL403
4
Spring
0.04
MQL404
5
Compression Buffer
0.04
MQL405
6
Air Distributor
2.50
MQL406
7
Internal Cylinder
2.30
MQL407
8
Piston
9.00
MQL408
9
External Cylinder
17.00
MQL409
10
Guided Sleeve
0.80
MQL410
11
"O"Ring of stop Ring
0.01
MQL411
12
Stop Ring
0.30
MQL412
13
Drive Chuck
3.00
MQL413
14
Drill bit
MQL414
Details Images
Packing & Delivery
Company Profile
Company Name : MAXDRILL ROCK TOOLS
Leave a message
Business Type : Manufacturer
Product/Service : top hammer drilling tools,dth hammer and bit,taphole drilling tools
Company Address : 9F,Fuzhong International Plaza,#72 Xinhua Road,Nanming District
Postal Code : 550002
Contact Person : maxdrill
Phone :   88639106
Fax :   

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