Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
To survive with high quality,to develop with non-stop innovation,to repute with thoughtful service,to brand with great sincerity
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DHD 340 DTH hammer of DTH drilling tools for waterwell drilling
PRODUCT MODEL:
DHD340 DTH hammer for quarry and minng drilling--DHD340
Application Range
It is widely applied to all kinds of drilling and excellent for mining and quarry drilling.
Design Principles
To pursuit smooth operation and reliability.
Outstanding Advantages
The simple structure ensures the easy operation and maintenance;
Fast penetration rate can Improve your productivity and capability
Comprehensive range of DTH hammers and drill bits to match all conceivable applications
Cutting edge technology that has been tested and proven through years of field use
Structure and Technical Parameters
| ITERM DESCRIPTION | ||||
| NO | PART LIST | |||
| 1 | TOP SUB | B1-SK05H-A10003-05 | PRODUCT NAME | DHD350 |
| 2 | TOP SUB RING | 90*3.55*3 | PRODUCT CODE | 05SH00 |
| 3 | CHECK VALVE | B1-SK05H-A10001-90 | BIT TYPE | D350WITH FOOT VALVE |
| 4 | SRPING | 110*26*3 | THREAD CONNECTION | API 2 3/8 REG |
| 5 | PRESSURE BEARING WAHSER | 103.5*83.5*22.5 | WORKING PRESSURE (BAR) | 12-24 |
| 6 | RUBER RING | 240030-C | AIR CONSUMPTION 24BAR (M3/MIN) | 19 |
| 7 | AIR DISTRIBUTING SEAT | 05SK20-C | RECONMENDED ROTATION SPEED | 30-50 |
| 8 | PISTON | 05SH50-L | OUTSIDE DIA (MM) | 126 |
| 9 | INNER CYLINDER | 05SH30-F | LENGTH WITH OUT BITS | 987 |
| 10 | OUTER CYLINDER | 05SH40-N | WEIGHT | 70 |
| 11 | BUSH DRIVE SUB | B1-TH05H-A1001-45 | NORMAL AXIAL PRESUURE (KN) | 9.2 |
| 12 | BIT RETAINER RING | B1-SK05H-A1001-50 | REC HOLE SIZE(MM) | 138-165 |
| 13 | O RING | 80*3.55 | FLAT WENCH(MM) | 74.5 |
| 14 | CHUCK SLEEVE | B1-SK05H-A1002-58 | ||
Matched bits
