PDC Drill Bit for Sandstone Drilling PDC Sintered Matrix Drill Bit for Coal Mining

• Type：Mini Drill
• Usage：Well Drilling
• Weight：7kg
• Material：Alloy Steel, Diamond, Carbide
• Formation：Medium Hard, Hard Rock Formation
• Application：Groutiong, Coal Mine Gas Discharge

=== Base Info ===

• Model NO.：120#
• Features：Fast Speed, High Efficiency
• Corlor：Golden or Customized
• Transport Package：Carton or Wooden Box
• Specification：75,94,113,133,153,171,200,219,245,275,300,325#
• Trademark：speedmade
• Origin：Hunan
• HS Code：8207191000
• Production Capacity：5000000pieces,Year

=== Description ===
4. Composite sheet reinforced:There are mainly 1304,1308,1313,1613,1906,1908,Routine for1304,Enhanced1308 Specifications are75#,91#,110#,130#,150#,170#.In general, conventional 1304 is the most common, and the dosage is also the largest. According to the formation conditions, it can be matched with the geological sheet/petroleum sheet to achieve reasonable use.
Applicable stratum: clay stratum, sand stratum, gravel stratum and weathered stratum.Rock grouping and recommended use of the bit tableClass nameRepresentsDrilling speedSuggested drill bit1Loose soilredeposited loess,lateritite,Soft sandy soil free of gravel and breccia,diatomite15/HPineapple bit,slice,plain film,Scraper coreless bit2Loose soilloess,red clay,cumulosol,Sand soil,Kaolin class8/HPineapple bit,denticle,slice,Triangle,Bread3Soft rockStrongly weathered shale,Slate,schist,Slightly cemented sand layer6/HScraper coreless bit,Concave three wings,slice,Breadslice4A little soft rockSlate,arenaceous shale,carbonaceous shale,argillaceous marl,calcareous shale5/Hscraper,Recessed coreless bit,slice,Bread,Breadslice,Triangle,Electroplated diamond5A little hard rockRubble and gravel layer collapse layer,Slate,limestone,Marble,schist3/HConcave three wings,Bread,A helmet piece,Electroplated diamond6-7Medium hardnessSlate,schist,Silicified limestone,Calcite2/HBread,A helmet piece,Electroplated diamond,Hot pressed diamond,Innovative no.7 fast bit6-7Medium hardnessSlate,schist,Silicified limestone,Calcite2/HBread,A helmet piece,Electroplated diamond,Hot pressed diamond,Innovative no.7 fast bit8-9Hard layerBasalt,Quartz anshan porphyry,Fai green rock1.2/HA helmet piece,Low-alcohol electroplating,Low thermal,Innovative no.7 fast bit10-11Super Hard rock Granite,granodiorite,gneiss,rhyolite,aposandstone0.8/HLow-alcohol electroplating,Low thermal,Innovative no.7 fast bit12Super Hard rockaposandstone,jasperite,hornberg,corundolite0.3/HLow-alcohol electroplating,Low thermal,Innovative no.7 fast bit
Production process: 

Main product

-WHY CHOSE US-

--The first-class engineers of tricone bits and PDC bits
--Advanced technology and Equipment, International standard.
--R&D center for rock drilling tools, high precision CNC machines, SGS&ISO Certified.
--10+ Years & 40+ Countries of service experience.
--Optimized solutions for the various requirements.

DIY customization: please provide your rock formation information or detailed size drawings.

Free samples: some samples can be provided free of charge.

Payment:T/T L/C,D/A,D/P,Western Union,MoneyGram.

 

 
Purchase process