backfill weathered formations core barrels

Brand Name:JYXC

Model Number:APFCBR

Place of Origin:HeBei China

...Double Shell Core Barrel Features: Double-shell design. Adopted when coring is hard to be made in one time for large-diameter borehole, thus improving drilling efficiency. Applicable stratum: Backfill, strong & moderate weathered formations. Customizable ...

Brand Name:BJTUFF

Model Number:600mm-3000mm

Place of Origin:CHINA

...Core Barrel with Roller Bits for foundation construction Feature 1. Cutting ring with rock drilling bits and releases the internal stress of rock； 2. Drilling with the method of rolling and squeezing can increases the anti-wear ability of the barrel; 3. Small barrel facilitates the coring operation; large barrel performs stage breaking; 4. Applicable layers: backfill layer, medium weathered...

Brand Name:ROSCHEN

Model Number:T2 76, 86, 101

Place of Origin:China

...) or for softer formations when high core recovery is not essential. Flushing water comes directly in contact with the core sample washing it away and causing erosion -in soft and fissured/broken formations T2 double tube core barrel is easily converted to

Brand Name:JYY mechanical

... bucket core barrel for drilling and piling tools, with rock drill bits, used in rock formations Introduction: The drill barrel is mainly used for drilling water-bearing sandy soil, silt, clay, argillaceous clay, gravel, pebbles and weathered soft layers...

Brand Name:APIE

Model Number:KE1-2

Place of Origin:Jiangsu, China

... of rock; 2.Drilling with the method of rolling and squeezing can increases the anti-wear ability of the barrel; 3. Applicable layers: backfill layer, medium weathered rock, bedrock; 4.The working torque is lower than that of the PDC bit under the same

Brand Name:JTHL

Model Number:600/800/1000mm

Place of Origin:China

...releases the internal stress of rock; 2. Rock drilling bits perform stage breaking and drilling ; 3. Applicable layers: backfill layer, medium weathered rock, bedrock; Cutting Dia. Shell HIT. Shell OD. Shell THK. Stiffening Ring THK. Stiffening Ring ...

Brand Name:SINOCOREDRILL

Model Number:LTK48

Place of Origin:CHINA

... LTK series core barrels system is a thinner wall core barrel than T2 series. They offer a cost effective, high production, which is designed for optimum production and core recovery in medium to extra hard rock formations. Available sizes 48 and 60mm.

Brand Name:KonDaSin

Model Number:Core barrel

Place of Origin:China

...Core Barrel Conical Bits Q345B Material For Various Hard Layers Core barrel with rock bits or roller bits for different hard formation projects: 1. Core barrel with bullet bits (Applicable for strong rock up to 100Mpa or rock with deep cracks) 2. Core barrel with roller bits (Applicable for very strong rock formations...

Brand Name:Aoxing

Model Number:LRK48

Place of Origin:China

... Tube and Thread Protector. The LTK series core barrels system is a thinner wall core barrel than T2 series. They offer a cost effective, high production, which is designed for optimum production and core recovery in medium to extra hard rock formations.

Brand Name:PEERCHEER

Model Number:NQU

Place of Origin:WuXi

...CORE BARREL ASSEMBLY Efficient Drilling: A drilling core barrel can drill through hard rock formations more efficiently than other types of drilling tools, reducing drilling time and costs. SIZE CORE DIAMETER HOLE DIAMETER mm inch mm inch QU Series Core Barrels (underground) NQU 47.6 1.874 75.8 2.984 NQU Core Barrel Assembly Item Part No. Description 1-10 PC3544020 Core Barrel...

Brand Name:Unique

Model Number:800mm

Place of Origin:Hunan, China

...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 barrel,

Brand Name:Yaheng

Place of Origin:China

...Core Bit Set FOR Core Barrel Quick Detail: Surface-Set Diamond Bits can be used with any tupe of core barrels.By varying the diamond grade,size,quality,and matrix hardness and crown shapes,the users can satisfactorily dril and core hard and homogeneous formations . Surface-Set Non-coring Bits are drilling for broken formation rock which can't be cored...

Brand Name:SINOVO

Model Number:Bucket

Place of Origin:CHINA

...Core 46mm Hole Double Tube Core Barrels Generally, there are three kinds of core barrel depending on the tube quantity of the core barrel. Double Tube Core Barrels TT Series Core Barrel ◆Ultra-thin wall double tube core barrels, available diameters 46 and 56 mm. Very thin cutting face allows very rapid penetration rate through hard formations. They are suitable for underground mining applications. ----T2 Series Double Tube Core Barrels

Model Number:DCDMA WIRE LINE Q STANDARD

Place of Origin:China

...Core Barrel For Double/Triple Tube Drilling Core Drilling Core Barrel is the complete drilling tool assembly, it’s the part of machinery used for drilling extremely hard formations like mineral site or water well with rock bottom. Three types of core barrels we offered: single tube core barrels, double tube core barrels, triple tube core barrels...

Brand Name:JZTG

Model Number:ASD

Place of Origin:Changsha, China

... 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 barrel, also suitable for

Brand Name:Pangolin

Place of Origin:HeBei China

... layers. It is difficult to drill directly with a mud rotary drill bit. It is necessary to cut the ring groove with a core barrel first, and then drill a hole with a rotary drill bit. It can greatly increase the drilling speed. The cutting teeth can

Brand Name:CHUAN ZUAN

Model Number:IADC 537

Place of Origin:China

...Core Barrel For Rotary Drilling Commodity Size IADC color WOB (Weight On Bit) RPM Formation 8 1/2inch 215.9mm 537 blue yellow Red 19684~53428lbs 87.5~237.5KN 150~60 Medium formation with high compressive strength ,such as medium soft shale,medium softlimestone,medium soft sandstone,medium formation with harder and abrasive interbeds,etc. IADC Rock formation...

Place of Origin:HeBei . China

Directional Three-Way Drill Bits Are Directly Sold By The Factory For Basic Pile Driving Core Barrels Introduction The medium formation TCI tricone bits features aggressive chisel tungsten carbide inserts on the heel rows and inner rows. This design ...

Brand Name:MEGA DRILLTECH

Model Number:56mm diamond

Place of Origin:CHINA

... makes six types of core bits: ---Impregnated Diamond Type ---Surface set Diamond Type ---Tungsten Carbide Type ---PDC Type ---PCD Type ---Electroplated Diamond Type Generally, an overall Drilling System consist of core bits, reaming shells, core barrels,

Brand Name:GLORYTEK

Model Number:9"

Place of Origin:China

...Core Bits Wire Line Core Barrel Wireline Diamond Core Bit Description The impreqnated diamond bits have the widest range of application. They are the most commonly useful bits from medium to super hard formations in the mineral exploration industry, the Hardness and abrasive of the rock formation...