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Total 9840 products for tunneling in hard rock Manufacture & Suppliers

Forging Processing Carbide Trencher Teeth Drilling Machine Part For Medium Hard Rock

... with rock drilling bits , arc guide plate teeth arrangement, double unlocking system; ♦ Staggered arrangement of rock drilling bits; ♦ Applicable layers: gravel , pebble , highly or medium weathered rock; D...

Wuhan Yijue Tengda Machinery Co., Ltd
Hubei,China

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Hard Rock Drill Bits / Rock Tools Drilling Equipments For SP 680 Shank

Hard Rock Drill Bits / Rock Tools Drilling Equipments For SP 680 Shank Description Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use qu...

Hunan New Diamond Construction Machinery Co., Ltd.
Hunan,China

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Yellow Foundation Drilling Tools / Hard Rock Drilling Rig Core Barrels

... / Hard Rock Drilling Rig Core Barrels Core barrels are generally divided into two types: 1- Core Barrel with Bullet Bits Applicable for strong rock up to 100MPa or Rock with deep cracks: 2- Core Barrel with...

Changsha Golden Drilling Machinery Co.,Ltd
Hunan,China

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Factory Price 2020 Tungsten Carbide Hard Rock 8 1/2 Inch Blue Roller Tricone Rock Drill Bits For Water Well Drilling

... life span and performance whether suitable for drilling or not, that has an great influence about the quality, speed and cost of drilling project. The rock breakage by the tricone bit which used in mine is ...

Jinzhou City Shitan Machinery Equipment CO. LTD.
China

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Water Well Drilling Tungsten Carbide Hard Rock TCI Roller Tricone Rock Drill Bits

... life span and performance whether suitable for drilling or not, that has an great influence about the quality, speed and cost of drilling project. The rock breakage by the tricone bit which used in mine is ...

Jinzhou City Shitan Machinery Equipment CO. LTD.
China

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Material Q355B Double Bottom Double Cut Drilling Bucket Drill In Hard Rock

...Hard Rock Feature 1.Option half-automatic or manul mechanic bottom open system. Built-in ventilation pipe； 2.Cast pilot with rock drilling bits , arc guide plate teeth arrangement, double unlocking system; 3...

Hebei Tuff Heavy Industry Co., Ltd.
Hebei,China

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Hard Rock 1500mm Drilling Core Barrel Manganese Steel

.... It can be used on moderately weathered rocks and even some semi-weathered rocks. The most important advantage of the coring cylinder is that it helps to concentrate the torque and squeezing force on the sm...

Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd
Tianjin,China

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Construction Piling Tools Drilling Rigs Core Barrel For Hard Rock

...(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 ...

Unique Piling
Hunan,China

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Yellow Foundation Drilling Tools / Hard Rock Drilling Rig Core Barrels

... / Hard Rock Drilling Rig Core Barrels Core barrels are generally divided into two types: 1- Core Barrel with Bullet Bits Applicable for strong rock up to 100MPa or Rock with deep cracks: 2- Core Barrel with...

Changsha Golden Drilling Machinery Co.,Ltd
Hunan,China

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Centrifugal 8 Inch Heavy Duty Slurry Pump For Hard Rock Mining Solutions

Centrifugal 8 Inch Heavy Duty Slurry Pump For Hard Rock Mining Solutions Introduction: SH heavy duty slurry pumps are able to offer cutting-edge slurry transport solutions to the hard rock mining industry ever...

Shijiazhuang Minerals Equipment Co. Ltd
Hebei,China

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Centrifugal 8 Inch Heavy Duty Slurry Pump For Hard Rock Mining Solutions

Centrifugal 8 Inch Heavy Duty Slurry Pump For Hard Rock Mining Solutions Introduction: SH heavy duty slurry pumps are able to offer cutting-edge slurry transport solutions to the hard rock mining industry ever...

Shijiazhuang Minerals Equipment Co. Ltd
Hebei,China

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Cements Carbide Bore Hole Drill Bit , SD6 - 172mm Down To The Hole Hard Rock Drill Bits

... abrarsive like lime stone drilling life 600meter Dome buttons as gauge buttons of DTH bits suitable for very abrasive and very hard formations, Parabolic ( semi-ballistic buttons ) as gauge buttons and fron...

Putian Qideli Drilling Tools Co., Ltd.
Fujian,China

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High Efficiency Tapered Button Bit with Diam. 34mm and 50mm Length for Hard Rock Drilling

... quantity, button shape and face shape. Our button bit is made by high quality tungsten carbides and steel, through heat treatment so that it can be used for hard rock drilling, and transmit intensive impact...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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Hard Rock Jack Hammer Drill Rod 11 Degree Steel Tapered Hexagonal

Hard Rock Drilling 11 degree Steel Tapered Hexagonal Drill Rod Specification: Rod Length: 400~6400mm ( Lengths could be made to your specifications ) Shank length: H22 * 108mm , H25 * 108mm , H19 * 108mm Taper ...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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38 mm 11degree Tapered Button Bit for Hard Rock Drilling

38mm 11degree Tapered Button Bit for Hard Rock Drilling Description: Tapered drill bit work with the pneumatic rock drill and tapered drill rod together, to carry out drilling work by tapered connection with ro...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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Spherical Button Type Retract Button Bit Hard Rock Drilling Tool T45

... button bits upon receiving of different drilling application. Select the carbide grade of the drill bit and the drill bit type according to the rock drill model,...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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ISO9001 Customized Blast Hole Hard Rock Drill Rig Bit ND55 133mm

... 133mm DTH Drill Bit : Down-the-hole (DTH) hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types Application Of ND55 133mm DTH Drill Bit : • Underground minin...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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Top Hammer Euipment Shank Adapter HD300 Hard Rock Drilling Tool

... Weight 6kg Usage Drifting Advantage Of Shank Adapter HD300: HD 300 Shank adapter is used for transmitting power from the rock drill to the drill stems,...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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DHD350R DTH Hammer Drill Bit 146-150mm 5 Inches for Hard Rock Drilling

Ql50 Dhd350r 146-150mm 5inches High Quality Dth Hammer Drill Bit for hard Rock Product Information: DTH bit is the tool cutting rocks, and subject to severe stress from the striking piston as well as from the a...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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34mm 7 Degree Tapered Button Bit with Zinc-Coated Inside and Ballistic Button Shape for Hard Rock Drilling

... operations through the connection of the taper on the drill bit and drill rod. The tapered button bits are suitable for hard rock drilling and are mainly used in mine secondary crushing, bolting, drifting a...

HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
Hebei,China

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