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Platinum - ib phau ntawm kev paub txog platinum

Txheem:

platinum Nws yog ib qho ore, cov hlau muaj txiaj ntsig uas kov yeej cov poj niam lub siab nyob rau hauv daim ntawv ntawm platinum hniav nyiaj hniav kub - tab sis tsis yog xwb. Nws muaj nyob rau hauv tshuaj, engineering thiab electronics. Dab tsi characterizes platinum? Platinum txawv ntawm kub lossis palladium li cas? Dab tsi yog xim platinum? Peb yuav teb cov lus nug no thiab lwm cov lus nug hauv tsab ntawv no.

Platinum - ib qho tseem ceeb hlau nyob rau hauv kev pab cuam ntawm jewelers

Vim lub siab melting point thiab tshwj xeeb tsis kam rau cov tshuaj nyob rau hauv lub lig XNUMXth thiab thaum ntxov centuries. kev tsim cov platinum crucibles thiab tais rau cov chaw kuaj tshuaj, kuj siv nws nyob rau hauv cov cuab yeej ntawm cov tshuaj lom neeg kev lag luam, piv txwv li, rau kev tsim cov loj sedimentation tso tsheb hlau luam nyob rau hauv zus tau tej cov sulfuric acid. Thaum xub thawj, cov dawb huv platinum tau siv rau lub hom phiaj no, tab sis nws hloov mus ua mos heev. Tsuas yog siv cov impurities ntawm ntau yam hlau ntxiv nws hardness thiab lub zog. Platinum kuj tseem siv los tua qee yam mob qog noj ntshav. Txawm li cas los xij, qhov nrov tshaj plaws siv cov hlau zoo nkauj no yog nws yog nyob rau hauv cov hniav nyiaj hniav kub, tau kawg.

Keeb kwm thiab orthogenesis ntawm platinum

Platinum yog cov hlau tsis tshua muaj neeg. Nws tshwm sim nyob rau hauv lub ntiaj teb crust nyob rau hauv ib tug npaum li ntawm txog 4 qhov chaw ntawm ib billion nyob rau hauv haiv neeg daim ntawv, nyob rau hauv ib tug alloy nrog iridium (platinum miride), raws li ib tug ore, thiab raws li ib tug admixture ntawm npib tsib xee thiab tooj liab ore. Platinum yog nyob rau hauv Tebchaws Asmeskas, Canada, Zimbabwe, South Africa, Ethiopia. Tom qab nrhiav pom ntawm platinum hauv Colombia, kev nrhiav pom ntawm platinum yog qhov tseem ceeb heev nyob rau hauv lub Urals (1819). Nyob rau hauv ib lub sij hawm luv luv, Lavxias teb sab platinum tuaj ua ntej nyob rau hauv lub ntiaj teb no ntau lawm, nyob rau hauv lub xyoo pua puv 10, kom txog rau thaum lub nrhiav tau ntawm deposits nyob rau hauv South Africa (loj igneous deposits nyob rau hauv lub Bushveld Highlands, qhov twg cov ntsiab lus platinum yog siab heev thiab mus txog 30- XNUMX g ib tuj) thiab Canada (Sudbury, Ontario, qhov twg platinum yog mined raws li ib tug by-product ntawm nickel-bearing pyrotite deposits). Platinum feem ntau tuaj nyob rau hauv daim ntawv ntawm cov nplej., qee zaum txawm tias loj dua, qhov hnyav uas tsis pub tshaj 10 kg. Nws feem ntau muaj hlau (los ntawm ob peb mus rau 20%), nrog rau lwm cov platinum pawg hlau. platinum - silvery dawb hlau nrog lub zog luster, malleable thiab malleable. Tsis hnov ​​​​mob nrog oxygen, dej, hydrochloric thiab nitric acids. Nws yaj nyob rau hauv aqua regia los tsim chloroplatinic acid (H2PtCl6 nH2O), reacts nrog halogens, sulfur, cyanides thiab cov hauv paus muaj zog. Nws yog heev flammable nyob rau hauv nws heev dispersed daim ntawv.

Platinum yog ib qho khoom siv zoo heev rau kev tsim cov hniav nyiaj hniav kub

Ua ntej mus ntsib ib lub khw muag khoom kim heev, nws tsim nyog kawm ntau li ntau tau txog cov hniav nyiaj hniav kub platinum. Ua tsaug rau koj kawm ntxiv txog platinum raws li ib tug ore, koj yuav muaj kev ntseeg siab dua hauv koj qhov kev xaiv, thiab qhov kev xaiv yog qhov nthuav, vim tias platinum yog ib qho kev xaiv zoo rau kub, nyiaj lossis palladium. Nyob rau hauv txhua lub khw muag khoom zoo nkauj, koj yuav pom ib qho platinum hniav nyiaj hniav kub - platinum rings, platinum anklets, qhwv ntsej thiab ntau dua. Thaum muas platinum, koj yuav tsum xub kuaj xyuas tus nqi platinum tam sim no thiab purity ntawm koj xaiv platinum hniav nyiaj hniav kub. nco, tias lub purity ntawm platinum nyob rau hauv cov hniav nyiaj hniav kub nce mus txog 95%

Ntxiv nrog rau ntau qhov tshwj xeeb platinum hniav nyiaj hniav kub tsim, ntau cov jewelers tuaj yeem pab koj tsim cov hniav nyiaj hniav kub kev cai, yog li nws tsim nyog paub thiab piav qhia txog yam koj tab tom nrhiav. Platinum kab tshoob nplhaib, platinum kev koom tes nplhaib - nco ntsoov tias koj tsuas yog txwv los ntawm koj lub tswv yim, vim platinum hniav nyiaj hniav kub tuaj yeem tsim dawb. Xaiv tus qauv tsim ntawm koj tus npau suav platinum nplhaib los ntawm peb cov khoom siv nyiaj txiag uas nws kim heev los yog nrhiav kev tshoov siab thiab, nrog kev pab los ntawm peb cov kws pab tswv yim hauv cov chaw ua haujlwm ruaj khov, tsim lub nplhaib platinum zoo nkauj tshaj plaws lossis lub nplhaib sib koom ua ke rau koj tus kheej. platinum pob zeb diamond nplhaib.

Platinum los yog kub? Tus nqi ntawm platinum piv rau kub

Qhov twg kim dua kub lossis platinum? Tus nqi ntawm platinum feem ntau piv rau tus nqi kub, tab sis qee zaum tus nqi ntawm kub yog qis dua qhov no tus nqi platinum. Tus nqi ntawm platinum yog ntau tshaj ib txhiab daus las ib ooj (los yog 28,34 grams). Cov nqi rau platinum tsis tu ncua siab, vim nws yog ib qho tsis tshua muaj thiab tsis muaj zog hlau tsis muaj hlau.Platinum xim Nws puas yog dawb? Dawb kub, piv txwv li, tsis yog ib txwm dawb hlau. Qhov no yog daj kub alloyed nrog rau lwm yam hlau kom nws muaj xim dawb. Cov xim dawb feem ntau ntxiv txhim kho plating nrog rhodium. Txawm li cas los xij, cov txheej txheej siv tau tuaj yeem hnav, dhau los ua xim daj-grey.

Platinum xim

platinum qhov no nyob rau hauv lem ntshiab thiab ntuj dawb precious hlau, uas yeej tsis hnav tawm. Nws muaj nqi tshaj kub, txawm tias daj lossis dawb. Platinum hniav nyiaj hniav kub feem ntau 95% ntshiab platinum tsis zoo li 18k kub / dawb kub hniav nyiaj hniav kub uas yog tsim los ntawm nrog 75% ntshiab kub. Tsis tas li ntawd, platinum txawv ntawm cov kub dawb hauv qhov hnyav. Platinum yog hlau ntom thiab hnyav 40% ntau dua 18 carat dawb kub.. Txawm tias ib qho zoo tib yam platinum tshoob nplhaib, platinum tsej los yog platinum nplhaib lawv hnyav dua dua li cov hniav nyiaj hniav kub zoo tib yam. Cov hniav nyiaj hniav kub platinum tiag tiag yog 95% ntshiab.

Platinum - yuav ua li cas paub? Fri 950 qhia qhov tseeb rau koj.

Seb nws yog platinum kab tshoob nplhaib, platinum nplhaib lossis platinum txiv neej saw, Txhua daim platinum, txawm tias me npaum li cas, yog cim nrog lub cim "Pt 950"., Qhov no yog Cov cim ntawm qhov tseeb thiab sawv cev rau 95% purity (950 qhov chaw ib 1000). Tsis tas li ntawd, txhua daim ntawm cov hniav nyiaj hniav kub platinum muaj tus lej cim tshwj xeeb. Daim ntawv pov thawj zoo uas tuaj nrog cov hniav nyiaj hniav kub yuav los ntawm cov jeweler, xws li platinum rings, muaj tus lej cim, nrog rau qhov hnyav thiab meej. Kom paub tseeb tias koj yuav thawj platinum:

  • Hais rau daim ntawv pov thawj Kev lees paub zoo nrog txhua qhov kev yuav khoom ntawm platinum hniav nyiaj hniav kub.
  • Nco ntsoov tias koj muaj platinum saw, platinum kev koom tes nplhaib, lossis platinum kab tshoob bands. muaj lub npe "Pt 950".
  • Xaiv tsuas yog cov khw muag khoom uas ntseeg siab thiab pom zoo.

Kuv puas tuaj yeem hnav platinum yog tias kuv muaj tawv nqaij tawv?

Yog, platinum zoo meej rau cov tawv nqaij rhiab thiab platinum rings, platinum bracelet, platinum rings, platinum tsej kev xaiv zoo tshaj plaws rau cov neeg mob ua xua. Platinum hniav nyiaj hniav kub nrog purity ntawm 95% yog hypoallergenic. thiab yog li ntawd zoo tagnrho rau cov tawv nqaij rhiab heev. 

Feem ntau, cov platinum muaj nuj nqis tiag tiag, los ntawm Faberge mus rau Cartier, los ntawm Tiffany thiab Lisevski pawg - ib txwm yog cov neeg tsim khoom zoo tshaj plaws hauv ntiaj teb. lawv nyiam ua haujlwm nrog platinum thiab tsim, piv txwv li, tshwj xeeb platinum kab tshoob nplhaib. Platinum yog qhov yooj yim heev, uas tso cai rau cov neeg tsim qauv tsim cov qauv zoo sib xws uas tsis tuaj yeem tsim nrog lwm cov hlau zoo nkauj. Txawm hais tias nws yog platinum txiv neej cov saw, platinum nplhaib lossis platinum kab tshoob bands, koj tuaj yeem paub tseeb tias yam koj yuav los ntawm cov jewelers renowned xws li Lisiewski Group yog ib txwm ua haujlwm ntawm cov khoom siv tes ua siab tshaj plaws. Yog tias lub nplhaib platinum lossis platinum bracelet tsis txaus rau ib tug neeg, lawv kuj raug tsim platinum npib los yog platinum tuav yog nyob deb ntawm qhov kev nqis peev zoo tshaj plaws rau cov neeg tau txais kev pom zoo.