Carbide Chemical Compound Britannica

Carbide | chemical compound | Britannica

The most important of these compounds is calcium carbide, CaC 2 The primary use for calcium carbide is as a source of acetylene for use in the chemical industry Calcium carbide is synthesized industrially from calcium oxide (lime), CaO, and carbon in the form of coke at about 2,200 °C (4,000 °F)

Aluminum carbide | chemical compound | Britannica

…probably beryllium carbide (Be 2 C) and aluminum carbide (Al 4 C 3) Beryllium oxide (BeO) and carbon react at 2,000 °C (3,600 °F) to produce the brick-red beryllium carbide, whereas pale yellow aluminum carbide is prepared from aluminum and carbon in a furnace

Tungsten carbide | chemical compound | Britannica

Tungsten carbide, an important member of the class of inorganic compounds of carbon, used alone or with 6 to 20 percent of other metals to impart hardness to cast iron, cutting edges of saws and drills, and penetrating cores of armour-piercing projectiles

Boron carbide | chemical compound | Britannica

Boron carbide: Boron carbide, (B4C), crystalline compound of boron and carbon It is an extremely hard, synthetically produced material that is used in abrasive and wear-resistant products, in lightweight composite materials, and in control rods for nuclear power generation

Calcium carbide | chemical compound | Britannica

In carbide: Ionic carbides …important of these compounds is calcium carbide, CaC 2 The primary use for calcium carbide is as a source of acetylene for use in the chemical industry

Ionic carbide | chemical compound | Britannica

In carbide: Ionic carbides Ionic carbide s have discrete carbon anions of the forms C 4− , sometimes called methanides since they can be viewed as being derived from methane, (CH 4 ); C 2 2− , called acetylides and derived from acetylene (C 2 H 2 ); and C 3 4− , derived from allene (C 3 H 4 )

Silicon carbide | chemical compound | Britannica

Silicon carbide, exceedingly hard, synthetically produced crystalline compound of silicon and carbon Its chemical formula is SiC Since the late 19th century silicon carbide has been an important material for sandpapers, grinding wheels, and cutting tools

iron | Element, Occurrence, & Compounds | Britannica

Dec 07, 2018 · Compounds of iron in the +2 state are designated ferrous and contain the pale green Fe 2+ ion or complex ions Compounds of iron in the +3 state are called ferric and contain the Fe 3+ ion (which is yellow to orange to brown, depending on the extent of hydrolysis) or complex ions

tungsten processing | Other compounds - Britannica Kids

tungsten processing - Other compounds - Tungsten bronze, composed of tungstates of the alkali and alkaline-earth metals, is employed as a substitute for bronze in ornamental paints Sodium tungstate is also used to produce phosphotungstic acid-type organic dyes and pigments, which are brilliant, light-resistant, and insoluble in water and linseed oil

Carbide - Wikipedia

In chemistry, a carbide is a compound composed of carbon and a less electronegative element Carbides can be generally classified by the chemical bonds type as follows: salt-like, covalent compounds, interstitial compounds, and "intermediate" transition metal carbides Examples include calcium carbide, silicon carbide, tungsten carbide, and cementite, each used in key industrial …

Carbides and carbide inorganic Chemical compounds for wear

multiple forms and carbide compounds available In order to support our customers’ requirements, Materion offers its carbide compositions in a variety of purities and forms including: alloys, cermet compositions, powder, targets, granules and pieces

tungsten processing | Tungsten carbide (WC) - Britannica Kids

Chemical compounds Tungsten carbide (WC) Tungsten carbides are divided into two categories The first is the cemented tungsten carbides, also called hard metals, which are essentially WC produced from sintering a mixture of carbon black and hydrogen-reduced tungsten powder at 1,500° C (2,700° F)

calcium - Students | Britannica Kids | Homework Help

Calcium carbide is made by heating limestone with coke in an electric furnace With water, calcium carbide reacts to produce acetylene gas When calcium carbide is heated with nitrogen, a mixture of carbon and calcium cyanamide, which is used as a fertilizer, is produced

tungsten carbide - Wikidata

chemical compound edit Language Label Description Also known as; English: tungsten carbide chemical compound Tungsten carbide 1 reference imported from Wikimedia project English Wikipedia canonical SMILES [C-]#[W+] Encyclopædia Britannica Online ID science/tungsten-carbide 0 references BabelNet ID 00078595n

carborundum lapping and grindingpound silicon carbide

Silicon carbide | chemical compound | Britannica Silicon carbide (SiC) is known as carborundum and is prepared by the reduction of silicon dioxide (SiO 2) with elemental carbon in an electric furnace This material, like diamond, is extremely hard and is used industrially as an abrasive

Calcium Carbide Composition - welfareconsultantsco

calcium carbide composition Calcium carbide - Wikipedia, the free encyclopedia Calcium carbide is a chemical compound with the … Calcium carbide - Wikipedia Calcium carbide is a chemical compound with the chemical formula of Ca C 2 Its main use industrially is in the production of acetylene and calcium cyanamide Material Safety Data Sheet

Calcium carbide - Wikipedia

In China, acetylene derived from calcium carbide remains a raw material for the chemical industry, in particular for the production of polyvinyl chloride Locally produced acetylene is more economical than using imported oil Production of calcium carbide in China has been increasing

Tungsten carbide - Wikipedia

Tungsten carbide (chemical formula: WC) is a chemical compound (specifically, a carbide) containing equal parts of tungsten and carbon atoms In its most basic form, tungsten carbide is a fine gray powder, but it can be pressed and formed into shapes through a process called sintering for use in industrial machinery , cutting tools , abrasives , armor-piercing rounds , other tools and instruments, and jewelry

Carbide - Revolvy

Tungsten carbide (chemical formula: WC ) is a chemical compound (specifically, a carbide ) containing equal parts of tungsten and carbon atoms In its most basic form, tungsten carbide is a fine gray powder, but it can be pressed and formed into shapes for use in industrial machinery , cutting tools , abrasives , armor-piercing rounds , other tools and instruments, and jewelry

Silicon carbide - Revolvy

Jan 28, 2011 · Silicon carbide ( SiC ), also known as carborundum , is a compound of silicon and carbon with chemical formula SiC It occurs in nature as the extremely rare mineral moissanite Synthetic silicon carbide powder has been mass-produced since 1893 for use as an abrasive

chemical element - Kids | Britannica Kids | Homework Help

There are 92 chemical elements found in nature Scientists have created more than 20 additional elements Some elements are much more common than others One common element is nitrogen It is the major element in air The elements combine to form substances called chemical compounds For example, water is a chemical compound

Titanium Carbide Powder (TiC) - Specialty chemical solids

TiC are very hard gray crystals that are insoluble in water but soluble in nitric acid and aqua regia It melts at about 3140°C it is used in cermets, arc-melting electrodes, and tungsten-carbide tools

silicon carbide - Wikidata

This page was last edited on 27 October 2018, at 08:50 All structured data from the main, property and lexeme namespaces is available under the Creative Commons CC0

What are the differences between tungsten carbide and

Tungsten, or wolfram, is a chemical element with symbol W (referring to its other name, wolfram) and atomic number 74 The name tungsten comes from the former Swedish name for the tungstate mineral scheelite, from tung sten "heavy stone" Tungsten is a rare metal found naturally on Earth almost exclusively in chemical compounds

What is a Carbide? - Definition from Corrosionpedia

A carbide is a chemical compound in which carbon is combined with a metallic or semimetallic element Carbides have various industrial, engineering and household applications Calcium carbide is an important source of acetylene and other chemicals, whereas the carbides of silicon, tungsten, and several other elements are valued for their

hardness calcium carbide - zvchattrickbe

Calcium carbide 147 lik Calcium carbide is a chemical compound containing calcium & carbide, with a chemical formula of CaC2 Pure calcium carbide is Get More Info; Calcium Carbide CALCIUM CARBIDE Hardness , The chief applications of calcium carbide are in the manufacture of calcium cyanamide, acetylene required in oxyacetylene welding, Get

Tungsten carbide - Wikipedia

Tungsten carbide (chemical formula: WC) is a chemical compound (specifically, a carbide) containing equal parts of tungsten and carbon atoms In its most basic form, tungsten carbide is a fine gray powder, but it can be pressed and formed into shapes through a process called sintering for use in industrial machinery,

Titanium carbide | CH4Ti - PubChem

A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound, using a single line of chemical element symbols and numbers

Sic 985%/Black Silicon Carbide/Green Silicon Carbide For

silicon carbide, chemical compound, SiC, that forms extremely hard, dark, iridescent crystals that are insoluble in water and other common solvents Widely used as an abrasive, it Online Chat Send Inquiry China Silicon Carbide (SiC) Supplier - unshapedrefractory

What is tungsten carbide? - Quora

The term tungsten carbide technically refers to a stoichiometric compound of tungsten, W, and carbon, C as you can see in the phase diagram attached The compound is an interstitial compound with a mixed bond: metallic, ionic and covalent

beryllium carbide - Wikidata

This page was last edited on 16 July 2018, at 22:41 All structured data from the main, property and lexeme namespaces is available under the Creative Commons CC0

TUNGSTEN CARBIDE BLOG - WES Engineering Solutions

Tungsten Carbide (WC) is an inorganic chemical compound formed from equal parts of Tungsten and Carbon It is formed by reacting Carbon and Tungsten at temperatures of between 1400 to 2000 degrees C (2552 to 3632 degrees Fahrenheit)

Boron Carbide Powder (B4C) - Specialty chemical solids

Boron carbide's extra hardness gives it the nickname "black diamond" Color is black or gray Boron carbide (chemical formula B4C) is an extremely hard ceramic material used in tank armor, bulletproof vests, and numerous industrial applications

calcium acetylide - Memidex dictionary/thesaurus

Calcium carbide | Calcium Carbide [IUPAC name] | CaC 2 [chemical formula] a chemical compound with the chemical formula of Ca C 2 Its main use industrially is in …

How to Make Calcium Carbide | Sciencing

Calcium carbide is a chemical compound with numerous industrial applications When combined with water, it produces acetylene gas, which is used in welding and cutting torches According to the Hong Kong Trade Development Council, calcium carbide also constitutes a key component of most polyvinyl chloride (PVC) produced in China

Calcium carbide - YouTube

Nov 03, 2014 · Calcium carbide is a chemical compound with the chemical formula of CaC2 Its main use industrially is in the production of acetylene and calcium cyanamide

Aluminum carbide | C3Al4 - PubChem

A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound, using a single line of chemical element symbols and numbers PubChem uses the Hill system whereby the number of carbon atoms in a molecule is indicated first, the number of hydrogen atoms second, and then the

Lead carbide - Wikipedia

Lead carbide is a hypothetical chemical compound of carbon and lead Lead and elemental carbon do not normally combine, even at very high temperatures [1] Modern literature on …

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