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Sale! 152mm PDC Concave Drill Bit Hard Rock Drilling
US$150.00-350.00
1 Piece
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
ISO 9001Model NO.
PDC Concave Drill BitLength
Taper-lengthType
Center Drill BitMaterial
Tungsten CarbideUsage
Well DrillingBit Face Design
Concave CenterCutter Type
PDC with Spherical ButtonsBody Type
Matrix BodyBit Diameter
152mm / 203mm / 254mmTransport Package
Fumigation Free Solid Wood CaseSpecification
PDC Concave Drill BitTrademark
PowerRocOrigin
ChinaHS Code
82071910Production Capacity
10, 000 Pieces/YearKey features
Concave face design concentrates impact energy at the center, delivering efficient rock breaking in hard and abrasive formations.
Stop poor ROP in hard interbedded formations; centralized cutting action prevents bit wandering and ensures straight holes.
Field tests show 30% faster penetration in quartzite and basalt compared to standard flat face PDC bits.
Ideal for deep exploration drilling, geothermal wells, and hard rock mining applications.
Reinforced center cutters withstand high impact loads, reducing tip breakage by 35% in extreme conditions.
Company profile
Hunan Powerroc Mining Technology Co., LtdHunan, China
Business Type: Manufacturer/FactoryNearest Port: CNZOS, CNSHA, CNSZXAverage Response Time: ≤0.14h
About Our Factory & Business Background
AddressMingcheng Lvgu Smart Industrial Park, Renmin East Road, Changsha, Hunan, China
Registered Capital2,000,000 RMB
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Our Production Capability & Technical Expertise
Main ProductsMining Products
Our Industry Experience & Global Business Record
Main MarketsSouth America, Africa, Eastern Asia, Eastern Europe, Mid East, Southeast Asia, Western Europe
Product Q&A
Q:What makes concave PDC bits better for hard rock?
A:
The concave shape focuses weight and impact energy at the center, improving cutting efficiency where standard bits tend to lose grip.
Q:Can this bit handle fractured and broken formations?
A:
Yes, the reinforced center design and matrix body provide excellent impact resistance in fractured ground.
Q:What is the recommended rotation speed for hard rock drilling?
A:
For hard rock applications, we recommend 40-60 RPM. Slower speeds help protect cutters from impact damage.
Q:How do I maintain this concave bit during operation?
A:
Monitor WOB and torque closely. Reduce feed pressure immediately if severe vibration occurs to prevent cutter damage.
Q:Is this bit suitable for directional drilling?
A:
Yes, the concave design provides good steering response, making it suitable for moderate directional drilling applications.
Send Inquiry
*To:Hunan Powerroc Mining Technology Co., Ltd
Hunan Powerroc Mining Technology Co., Ltd*Content:
Supplier replies will be sent to your registered email
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