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...depth of the holes is best to use two or three different sizes of depths and the same arrangement. The bottom of the holes is not connected to the atmosphere or vacuum, so it is called a blind hole. The pres...
... to make the hole. It is good for supporting and improving surrounding rock, and can achieve good supporting effect in tunnel support, radial support and various types of slope treatment projects. Specificat...
...drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe.The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers ...
... welded to the seamless steel pipe.The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers the rotation and press force to the DTH hammer. DTH drill pipes play a signi...
...Radial Piston Motor Poclain MK04 MK05 MK08 MK09 MK35 MK47 This Series Hydraulic Motor is one kind of low speed high torque radial piston motor with advanced design in disc distribution flow, piston structure...
... carbide made in China , we produce all threaded button bits through hot pressing technology . 2.Materials and produce process details of Rock Drilling Bits Material - we use 45CrNiMoVA production of tungste...
...drilling bitsfor quarry ,mining 1 Presentation of Rock Drilling Bits The United States imports of high-quality steel and best Chinese carbide manufacturing , we produce all thread button drill by hot pressin...
Diamond Core Drill Bit Diamond core drill bits use super grade diamond, with high drilling efficiency They are commonly used for drilling hard materials such as stone, ceramic tile, reinforced concrete and so o...
...Drilling Jumbo Product Description SJZ series pneumatic vertical shaft drilling jumbo is a special equipment to drill vertical well.It suits a wide range of shaft diameters, and features of flexible operatio...
... pipe OD: 460mm MNX concentric casing drilling system consists of pilot bits and slider bits. The principle as below: pilot bits press down, at the same time, wings opened to carry casing tube into a hole. A...
... removes dust from the hole quicker for fast drilling and long life. Chrome vanadium shaft through-hardened to 50-53HrC. Up to 150% faster than other competitive bits. Shot-peened, double-tempered finish red...
...drill tool cross type bit drill bit 7°excellent drilling performance Product description Small hole tapered ground drill bit are the most popular tapered drill bits with a wide selection of head diameters fr...
Drilling BOP/ Single Ram BOP Rubber Size 11"-3000PSI API Standard Spherical rubbers This kind of rubber is just like a half ball . It is made of radial supporting ribs (steel segment) and rubber. The rib is mad...
...Drill Radial Bearings Mud lubricated bearing packs Model of Drilling Tools Bearings d D H LZ120 128711K 54 98 240 Mud Motor Bearing Our main bearings products including bearings of petroleum screw drilling t...
... products including bearings of petroleum screw drilling tools, equal-wall-thickness rubber stator of petroleum screw drilling tools, roller bearings(bearing roll),55SiMoVa or 8620 steel ball of three-roller...
...Radial Bearing for downhole motor mud Product description Product Name Most Commonly Used Tile Tc Bearings For Mud Lubricated Drilling Tools Brand Zonco Material 100% Virgin Steel/Tungsten carbide Workpiece ...
...Radial Bearings Tungsten Carbide Parts For Downhole Motor Product description Product Name Most Commonly Used Tile Tc Bearings For Mud Lubricated Drilling Tools Brand Zonco Material 100% Virgin Steel/Tungste...
... Zonco Material 100% Virgin Steel/Tungsten carbide Workpiece Downhole motor MOQ 1 Piece Tungsten Carbide Radial Bearing,mostly known as Mud motor radial bearing,is used as antifriction bearing for downhole m...
..., electroplated diamond drill bit, tc drill bit, PCD drill bit, thin wall drill bit; Hole: alloy reamer, polycrystalline reamer, electroplated reamer,surface set natural diamond reamer; Diamond drill bits ar...
... bit set : 1.Mterial: DTH TD40 drill bit set made from 45CrNiMoV alloy steel , Carbide :Element T6 . 2.Type: Hot-press inserting . The DTH bits is the tool cutting rock. KSQ DTH bits are made of superior qua...