boron carbide


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boron carbide

n.
A compound of boron and carbon, especially B4C, an extremely hard, black crystalline compound. It is used as an abrasive, in control rods for nuclear reactors, and as a reinforcing filament in composite structural materials.

boron carbide

n
(Elements & Compounds) a black extremely hard inert substance having a high capture cross section for thermal neutrons. It is used as an abrasive, refractory, and in control rods in nuclear reactors. Formula: B4C
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Common ceramic coatings include alumina, titania, zirconia, alumina-magnesia, hafnia, silicon carbide, silicon nitride, and boron carbide, as well as oxides of many of these materials.
Prospective reinforcing fillers for high-strength and high-modulus fibrous CM are filamentary crystals of aluminum oxide and nitride, silicon carbide and nitride, boron carbide, etc.
Located in the back wall of the cabinet is the encased arm of an ABB foundry plus robot, equipped with a boron carbide blast nozzle which it precisely manipulates around the fixtured components.
In our work on MMC the Aluminium 6061 occupies the matrix phase, Boron carbide and the M-Sand occupies the reinforcement phase which is prepared by using the stir casting method.
Boriding of titanium can be done in a vacuum furnace in powders of amorphous boron or in the vessel in a melt of borax with or without electrolysis, or in a powder of 84% boron carbide and 16% borax in a hydrogen flow.
The grains or powders of boron carbide are used as the abrasive.
Chapter 2, "Surface and Coating Materials Technologies and Engineering," consists of papers on the effect of ion implantation on mechanical stress, the influence of microarc oxidation on surface roughness, effects of high-powered pulsed ion beams on coating deposition, the use of a magnetoplasma accelerator on boron carbide coating formation, and heat and mass transfer in wet fibroporous material.
Improving physical and mechanical properties and sintering behaviour of composites by using silicon carbide (SiC) additives at nanometric and micrometric scales, molybdenum disilicide (MoSi2) and boron carbide (B4C) are among other objectives of the research.
Improving physical and mechanical properties and sintering behavior of composites by using silicon carbide (SiC) additives at nanometric and micrometric scales, molybdenum disilicide (MoSi2) and boron carbide (B4C) are among other objectives of the research.
The objective of this work is to investigate the tribological behavior of acrylonitrile butadiene styrene based composites filled with aluminum, boron carbide and glass spheres particles.
based Branscome Concrete secured an unusual contract calling for development of a mix laden with boron carbide (BC), a $10/lb.
Among specific topics are parameters that influence silica dissolution in alkaline media, the effect of basalt chopped fiber reinforcement on the mechanical properties of potassium-based geopolymer, a new anisotropic constitutive model for ceramic material failure, gas-phase reactivity during chemical vapor deposition of boron carbide, frontiers in nanomaterials and nanotechnology and the impact on society, and measuring thermal conductivity of graphitic foams.