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german drill bits
Specifications
PDC drill bits for water well drilling(for sandstone)
1.Bit size:56-153mm,3 or 4 wing
2.High drilling efficiency,long life
PDC Drill bit
construction range:water well, geothermal well, geological exploration borehole, gas drainage hole, discharge water hole, blast hole of rock drilling and coal mining
Specification of adapting to the rock and drilling procedures
Type | Model | Applicable rock |
1 | Normal PDC drill bit | F<10 soft-middle hard rock |
2 | IntensivePDC drill bit | F=10-12 middle hard rock |
3 | Extra strong PDC drill bit | F<18 hard rock |
Specification of Drilling process:
Type | Model | Bit weight(Kg) | Speed(rpm) | pump volume (1/min) |
1 | 28 | 300—700 | 300—350 | 150—200 |
2 | 30 | 300—700 | 300—350 | 150—200 |
3 | 32 | 300—700 | 300—350 | 150—200 |
4 | 48 | 300—700 | 300—350 | 120—160 |
5 | 56 | 320—800 | 250—350 | 130—180 |
6 | 75 | 480—1200 | 200—300 | 150—200 |
7 | 94 | 640—1600 | 150—250 | 200—250 |
8 | 110 | 880—2200 | 120—200 | 200—300 |
9 | 152 | 1500—3000 | 100—200 | 500—850 |
10 | 190 | 1800—4000 | 100—200 | 600—1200 |
11 | 230 | 2200—4500 | 100—200 | 750—1400 |
12 | 270 | 2400-5000 | 100—200 | 1000-1500 |
Contact person:
Renee
Jining Bafang Mining Machinery Co.,ltd
Email: bafang.machinery110 at
Mob:0086-131-6518-5302
Send Inquiry to This Supplier
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