corundum


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Related to corundum: Artificial Corundum

co·run·dum

(ko-rŭn'dŭm),
Native crystalline aluminum oxide.
[Hind. kurand]

corundum

/co·run·dum/ (kor-un´dum) native aluminum oxide, Al2O3, used in dentistry as an abrasive and polishing agent.

co·run·dum

(kŏ-rŭndŭm)
Native crystalline aluminum oxide.
[Hind. kurand]

corundum,

n See emery.
References in periodicals archive ?
It can effectively reduce the stress of bottom by substituting for corundum castables in bottom lining.
Average defect depth is determined on titanium surfaces after blasting with corundum particles with two different acidic mixtures as shown in Table 5 [26].
In the sodium reduction process in use at the time, the crushed corundum first had to be converted chemically into aluminum chloride and then reduced with sodium to form salt and metallic aluminum.
The prosthesis was made from a titanium alloy with a corundum rough-blasted surface for implantation using either a cement or press-fit technique.
Ash piping, chutes, fan blades, air separators lined with Abresist fused cast basalt, alumina ceramic or Kalcor alumina zirconia corundum.
Garnet, titanite, amphiboles, pyroxenes, and possibly also corundum have partially dissolved in poorly cemented sand- and siltstones, which alternate with layers of carbonate and argillaceous rocks.
Another hypothesis for the polish on the Stone Age corundum ax head is that the Stone Age people never had absolutely pure corundum, which indeed would have required diamond to polish ("In the Buff: Stone Age tools may have derived luster from diamond" SN: 2/19/05, p.
Suitable disperse phases were found to be corundum ([Al.
Kyanite, garnet, monazite, and amphibole are common minerals, while apatite, anatase, titanite, corundum, pyroxene, and epidote are rare.
All of these rocks are peraluminous and contain normative corundum, except for the most mafic enclaves.
The glass samples were finely divided in corundum mortars, then dissolved in nitric acid, and 100 mL dilute solutions were prepared for AA analysis.