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Sinotechdrill International Co., Ltd
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Core Drilling Accessories NQ Wireline Impregnated Diamond Core Cutting Drill Bits For Hard Rock
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
Wireline impregnated diamond core drilling bit for hard rock
Specifications
1. Hig
Wireline impregnated diamond core drilling bit for hard rock
Specifications
1. High quality synthetic diamond powders
2. PQ HQ NQ BQ
3. 8mm,10mm,12mm,16mm,25mm working layer
4. Longlife span
To select the right bit for the job, assess the speed and power of your drill for the size and depths of the holes to be drilled and assess ground conditions such as rock type/formation and down-hole conditions.
Size
Sinotechdrill bits are available in all standard drilling sizes . Also, non-standard sized bits can be produced according to requirements from clients.
Crown Height
We offers crown impreg depths of 9mm, 12mm, 16mm and 25mm .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.
Threads
Standard threads as well as regional thread types required by clients are available.
Compatibility
Our diamond bits and reaming shells are designed to be compatible with all standard core barrels from other suppliers.
Matrix
Impregnated bits matrices can be selected according to the chart below.
| Series number | Rock |
| 11 | magnetit,metamorphschist,gneiss,granite,basalt,gabbro,rhyolite,diorite,conglomerate,taconite |
| 10 | magnetit,metamorphschist,gneiss,granite,basalt,gabbro,rhyolite,diorite,conglomerate,taconite |
| 9/10 | andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt,gabbro,rhyolite,diorite |
| 9 | andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt,gabbro,rhyolite,diorite |
| 8 | dolomite,marble,peridotite,andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt |
| 7/8 | dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite,andesite,pegmatite,hematite |
| 7 | dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite,andesite,pegmatite,hematite |
| 6/7 | med-hard limestone,hard limestone,hard shale,dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite |
| 6 | med-hard limestone,hard limestone,hard shale,dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite |
| 5 | claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone,med-hard limestone,hard limestone,hard shale,dolomitic limestone |
| 4 | claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone,med-hard limestone,hard limestone,hard shale,dolomitic limestone |
| 3 | soft shale,chalk,marly shale,med-hard limestone,salt,frozen soil&ice,soft sandstone,sandy shale,claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone |
| 2 | soft shale,chalk,marly shale,med-hard limestone,salt,frozen soil&ice,soft sandstone,sandy shale,claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone |
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