drilling bedrock foundation core barrels

Brand Name:BJTUFF

Model Number:600mm-3000mm

Place of Origin:CHINA

...internal stress of rock； 2. Cutting ring with staggered arrangement for round shank chisels; 3. Small barrel facilitates the coring operation; large barrel performs stage breaking; 4. Applicable layers: backfill layer, medium weathered rock, bedrock;

Brand Name:Unique

Model Number:800mm

Place of Origin:Hunan, China

...Drilling Rig Tools Core Barrel with Roller Bits for Foundation Construction There are tree types of core barrels: 1)Core barrel with bullet teeth is used for cutting an annular ring in rock or concrete(also reinforced concrete). 2)Core barrel with roller bits is used in very strong rock formations(compressive strength > 100Mpa). 3)Cross cutter core barrel is mainly used to break rock cores which remain in the borehole after using a core

Brand Name:JYY mechanical

... bit. It is easy to replace the roller cone with the screw in the main body, which is convenient for retreat and storage. It can also reduce secondary grinding and improve drilling efficiency and service life. . Featurs: 1. Compact size 2.

Brand Name:ROSCHEN

Model Number:AQ, BQ, NQ, HQ, PQ/ BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT, T2 46, T2 56, T2 66, T2 76, T2 86, T2 101, T6 86, T6 101, T6 116, T6 131 NMLC, HMLC, LTK48, LTK60, BGM, NGM, ADBG, TBW, TNW, ATW, BTW, NTW, NXD3, AX, NX, NXC, AXT, T6H, 4 9/16, NWD4, 412F

Place of Origin:Germany

...Drilling Boart Longyear Core barrel / NQ HQ PQ NMLC Core Barrel Core Barrels Roschen core barrel can instead the below series core barrel, wireline core barrel basis on the quality grade. Atlas Copco Core barrel Introduces New Multi-Functional Core Barrel System for Drilling Atlas Copco Introduces New Multi-Functional Core Barrel System for Drilling Atlas Copco Introduces Multifunctional Core Barrel System Multifunctional core

Brand Name:JZTG

Model Number:ASD

Place of Origin:Changsha, China

Foundation Rotary Rig Clay Drilling Tools 1200mm Core Barrel with Roller Bits Technical Parameter of JZTG Core Barrel with Roller Bits Diameter D(mm) Bucket D1 (mm) Height H(mm) Bucket Height H1(mm) Upper Thickness ...

Brand Name:APIE

Model Number:600-3000mm or as required

Place of Origin:Jiangsu, China

...Drilling: Drill Bit Piles, Bullet Teeth, Scratch Rocks, Core Barrel, and Drilling Bucket Product Overview: 1. Versatile Applications: Our rotary rig tools are designed to tackle various challenging formations, including fractured rocks, hard rocks with a hardness less than 80 MPa, large boulder layers, and hard permafrost layers. They excel in cutting relatively hard bedrock...

Brand Name:Sunny

Model Number:CTZ600

Place of Origin:Hunan

... from beneath the earth's surface for analysis. Key components: Core barrel: The main body of the tool, which houses the inner tube and outer tube. Roller bits: The cutting elements at the bottom of the barrel, typically made of tungsten carbide or steel.

Brand Name:Aoxing

Model Number:BQ、NQ、HQ、PQ

Place of Origin:Hebei,China

...Drilling Double Tube Core Barrels Wireline core drilling is a kind of don't need to lift the drill rod, direct gain rock cores drilling tool. It includes: core barrels assembly, overshot, drill rods, wireline winch, hoist plug, foot clamp, circular wrenches and other accessories. It has high drilling efficiency, high bit coring rate, long working life, low labor intensity. With the more deep drilling...

Brand Name:JSBIT

Place of Origin:Hebei, China

...Drilling Bits For Core Barrel Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide Processing Type CAST Use piling engineering Other name roller cutter/Roller cone bits Bearing type journal Sealed Bearing Application Trenchless & HDD & Foundation...

Brand Name:Yaheng

Model Number:Drill Rod

Place of Origin:China

...Drill Rod for Core Barrel , heat-treated BQ NQ HQ PQ Tapered threads Tool Steel Drill Rod for Core Barrel Heat - Treated Specifications 1. high quality alloy tube 2. thru-wall heat treated tube body 3. consistent concentricity, straightness 4. tapered threads . Description: Our wireline drill...

Brand Name:MING

Model Number:MDQL40-110

Place of Origin:CHINA

Product name: High Quality MDQL40-105 Cross Rock Drill Bit Diamond Core Barrels for Mining Product category: DTH drill tools Matched hammer: Hammer QL40 Diameter: 110 mm KINGDRILLING high air pressure DTH button bit description: Built for the Toughest: ...

Brand Name:jthl

Model Number:b47k22h

Place of Origin:beijing

45-55hrc Tungsten Carbide Tricone Roller Cone Drill Bits For Core Barrel Applicable layers: dense sand, gravel, hard rocks and very hard formation, etc.. Sizes: From 2 7/8 to 26"larger sizes for hole opener ...

Place of Origin:HeBei . China

...Drilling Single Roller Conical Drill Bit, Three Roller Cutter Head For Core Barrel Introduction Air or drilling fluid allows the broken rock debris to survive in an upward annulus from the bottom of the hole. As the rotation continues, another tooth contacts the bottom of the hole and generates new rock debris, thus the process is continuous. High quality tungsten carbide blade (TCI) drill bits and milling tooth (MT) drill...

Brand Name:JYXC

Model Number:QX13

Place of Origin:HeBei China

Single Bottom Roller Bit Core Barrel Single Side Soil Pilot Rotary Bit APFSBSE Single Bottom Single Side Soil-Introducing Pilot Rotary Bit Structure: Single-layer bottom plate, pick pilot centering, cutting teeth and ring surface all welded picks ...

Place of Origin:Hunan, China

Brand Name:Kellyway

Model Number:8 1/2'

Product Description Rotary Piling Tools 8 1/2 Replaceable Type Roller Bits Drilling Bits For Core Barrel and Reamer The products adapt to the machine with all the performance features such as a high feed rate, a long service life and short tool changing ...

Brand Name:Pangolin

Place of Origin:HeBei China

...drilling foundation drilling core barrel in Chinese factory Introduction It is very difficult to directly cut boulders and hard permafrost layers with auger bits or rotary drill buckets. Therefore, the drill barrel is designed to work with drilling augers and cleaning bits. The drill barrel is divided into core type and non-core type. According to the different drilling strata, it can also be divided into the pick type of weathered bedrock

Brand Name:PEERCHEER

Model Number:BQ

Place of Origin:WuXi

...DRILLING WIRELINE DOUBLE TUBE CORE BARREL Drilling is an essential process in several industries, including mining, oil and gas exploration, and construction. The process involves drilling holes into the earth's surface to extract minerals, oil, or gas or to create tunnels or foundations for buildings. To ensure efficient and accurate drilling, it is crucial to have the right tools and equipment. One such tool is the drilling core

Brand Name:KonDaSin

Model Number:Core barrel

Place of Origin:China

...high-carbon steel and special drilling bits angle to keep the drilling strength and efficiency. Drilling core barrel with roller bits drilling rock Core with hard facing strip for durable use life,they are used to cut a ring in rock or concrete, mostly to

Place of Origin:China

Brand Name:ShiTan

drill rig drill bucket,rock core barrels for drilling rig, foundation construction machinery Specifications This is a type of sand drilling buckets with double bottom and double cutting edge. It was made of high quality alloy. Name: Sand bucket with double...

Brand Name:cge

Model Number:AQ BQ NQ NQ3 HQ3 PQ PQ3 T2 Series T6 Series

Place of Origin:Made in Wuxi, China

... system.A complete set of wire line drill tools include:Core barrel assembly, overshot assembly, drill rods, holding dog, hoisting plug, circle wrench etc.It has some advantages such as high penetration rate,high penetration rate, high core recovery ratio,