Customization: | Available |
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Customized: | Customized |
Standard: | Dcdma |
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Size:
JS bits are available in all standard drilling sizes . Also, non-standard sized bits can be produced according to requirements from clients.
Crown Height:
JS offers crown impreg depths of 9mm, 12mm, and 16mm .The taller crown heights provide improved bit stability and reduced vibrations, enhancing bit life and performance.
Waterways:
Various waterways are available for diamond impregnated bits. Differing waterways allow for better flushing in various ground conditions and drilling systems.
Matrix:
JS impregnated bits matrices can be selected by our engineer according to ground conditions at client's work site.
Threads:
standard Q threads as well as thread types required by clients are available.
Size Available as followings:
"Q" series: AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT NWG
T2 series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101
T6 series: T6 76, T6 86, T6 101, T6 116, T6 131
T series: T36, T46, T56, T66, T76, T86
LTK48, LTK60
Non-standard also can be made as your demand.
Seq. | Standard | Item | OD*ID(mm) | Weight/kg |
1 | LTK48(48TT) | Drill bit | 47.6*35.3mm | 0.5 |
2 | LTK60(60TT) | Drill bit | 59.5*44.1mm | 0.7 |
3 | LTK48(48TT) | Reaming shell | OD48mm | 0.8 |
4 | LTK60(60TT) | Reaming shell | OD60mm | 1.2 |
Bit Matrix
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K1
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K3
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K5
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K7
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K9
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K11
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Matrix Hardness
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HRC54
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HRC42
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HRC30
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HRC18
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HRC6
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HRC0
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Rock Hardness
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Select K1 in case of low working lifte of K3
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Soft Rock Medium Hard Rock Hard Rock
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Select K11 without footage of K9
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Grain Size of Rock
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Large Grain Medium Grain Fine Grain
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Breakage of Rock
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Serious Breakage Normal Breakage Complete
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Drill Rig Power
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High Power Medium Power Low Power
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Seq.
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Sizes
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Item
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OD(mm)
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Code
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1
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AWL
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Reaming Shell
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48
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P
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2
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BWL BWL2
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Reaming Shell
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59.9
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P, D
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3
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NWL
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Reaming Shell
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75.7
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P, D
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4
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HWL
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Reaming Shell
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96.1
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P, D
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5
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PWL
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Reaming Shell
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122.6
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P, D
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6
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SWL
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Reaming Shell
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148.1
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P, D
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