tungsten carbide bit

См. также в других словарях:

• Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …   Wikipedia

• Drill bit (well) — A Drill bit, is a device attached to the end of the drill string that breaks apart, cuts or crushes the rock formations when drilling a wellbore, such as those drilled to extract water, gas, or oil. The drill bit is hollow and has jets to allow… …   Wikipedia

• Titanium carbide — Chembox new ImageFile = TiC xtal 3D vdW.png ImageSize = IUPACName = OtherNames = Section1 = Chembox Identifiers CASNo = 12070 08 5 PubChem = SMILES = Section2 = Chembox Properties Formula = TiC MolarMass = 59.89 g/mol Appearance = Density = 4.93… …   Wikipedia

• Tantalum carbide — Chembox new Name = Tantalum carbide ImageFile = Tantalum carbide.jpg ImageName = Tantalum carbide OtherNames = tantalum (IV) carbide Section1 = Chembox Identifiers CASNo = 12070 06 3 Section2 = Chembox Properties Formula = TaC MolarMass = 192.959 …   Wikipedia

• Vanadium carbide — Chembox new Name = Vanadium carbide ImageName = Vanadium carbide OtherNames = Vanadium Carbon Section1 = Chembox Identifiers CASNo = 12070 10 9 Section2 = Chembox Properties Formula = VC Density = 5.77 g/cm³ Solvent = other solvents SolubleOther …   Wikipedia

• drag bit — noun A drill bit usually designed for use in soft formation, such as sand clay, or some soft rock. Uses include drilling water wells, that consists of a drill pipe connector attached to blades on the end. The cutting edge of the drag bit is often …   Wiktionary

• drilling machinery —       equipment used to drill holes in the ground for such activities as prospecting, well sinking (petroleum, natural gas, water, and salt), and scientific explorations. Drilling holes in rock to receive blasting charges is an operation in… …   Universalium

• Saw — For other uses, see Saw (disambiguation). Saw A crosscut hand saw about 620 mm (24 inches) long Classification Cutting Types Hand saw Back saw Bow saw Circular saw …   Wikipedia

• Cutting tool (machining) — In the context of machining, a cutting tool (or cutter) is any tool that is used to remove material from the workpiece by means of shear deformation. Cutting may be accomplished by single point or multipoint tools. Single point tools are used in… …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …   Universalium