
chakakiche dosh

glaze dosh mhanje syremic glazechya prushthbhagachya gunavattetil, tyachi bhautik rachana kinwa sharirashi tyacha parasparsanvad.
shareer/glaze parasparsanvadachya samasya.
glazeche dosh heey sharirachi visangati aanee nivadalelya glazecha parinam asoo shakatat. crazing" aanee "solane" yasah udaharane.
crezie.
crazing haah chakakimadhye pravesh karananya crackcha eka kolee jaalicha namuna aahe. glaze sahan karnyas saksham aahe tyapeksha jaast tanamule heey hote. asha tananchi samanya karane ashee aaheth glaze aanee sharirachya aushnik vistaranmadhil visangati; sharirachya aadratechya vistarapasoon; aanee bhintivar basavalelya chamakdar farshanchya babatit, bhintichi halchal kinwa bhintivar tyle basavanyasathi vaparlya jaanarya bandh samagrichi.
yaa crackmule paanee crackmadhye aat jaau shakate. ekada udavalyanantar, glaze/boddy interfacial layerchya changlya vikasamule ware krezingsathi adhik pratirodhak asatat, jyamule glaze aanee bodymadhil tanav pravanata qamee hote.
matichya bhandyanmadhye sahasa crazing, eka aakasmik dosh mhanoon aanee "crackle" madhye farak keela jaato, jevha teech ghatana, anekada jordarpane jore deuun, jaanunbujun tayar kelee jaate. visheshtah chiinii lokanni crackleche yadruchchik parinam anubhavale, jaree teey eka varnapatat pasarlele asaleh ruu vearmadhye heey bahutek tukadyanche sahansheel vaishishtya aahe, parantu tyachi magani kelee jaat nahee, tarr gwan vearmadhye eka majboot crackle haah ichchit parinam aahe.
crezingchya karananmadhye khaleel goshtincha samavesh hotoh
"stegger crazing test" hii glaze fitchya mulyankanasathi eka paddhat aahe. keval eka bajula chamakdar asalelya patal pattichya thund honyavar konatihi vikrutee mojoon heey kele jaate. crazing pratirodhasathi chamakdar syremic warechi chachani karanyachi eka samanya paddhat mhanje autoclavemadhil vafesathi kiman 50 psiver wareche tukade ughad karane.
"segarche niyam" hii etch neey mandalelya anubhavjanya niyamanchi eka malika aahe. aaa. galatee aanee solane rokhanyasathi segger. craising talhanyasathi, shareer khalilpramane samayojit kele pahijeh chikanmati qamee qaraa, mukt silika vadhva; chenduchya chikanmatichya kahee bhagachi jaaga kaolinane ghya; feldspar qamee qaraa; silika adhik bareek daloon ghya; uchch tapmanavar biskeet aag lava. vaikalpikaritya, glaze samayojit kele jaau shakateh silika vadhva aanee/kinwa pravah qamee qaraa; kahee sayo 2 laa b2o3 neey badala; uchch samatulya vajanachya pravahanna qamee samatulya vajanachya pravahanni badala. solane talhanyasathi, shareer kinwa glaze ulat dishene samayojit kele pahije.
solane.
glazechya tharatil khoop jaast sankochanechya parinami siremikchya bhanditun glazeche vighatan; heey glaze asha rachnemule hote qee tyacha vistar gunank sharirashi julanyasathi khoop qamee asato. heey crezingchya ulat aahe, tasech pratibandhatmak payya aaheth vareel "segarcha niyam" pahaa. solanyala 'comp' asehi mhanatat.
dhatuche prakashan.
glazemadhun pey aanee khadyapadarthanmadhye sodalya jaananya vishari padarthanchya, pramukhyane dhatunchya sambhavya dhokyapasun grahakanche sanrakshn karnyasathi 1960 chya dashakachya uttaradhapasun niyam astitvat aahet. shise aanee cademium heey sarvat jaast chinteche dhatoo aahet, jaree itarancha samavesh karnyasathi chachani vadhavali jaau shakate. konatyahi glazechi dhatoo sodanyachi pravrutti vaparlele sootra, konatihi lagoo keleli sajavat aanee bhattiche vatavaran yanchyatil jatil parasparsanvadavar avalambun asoo shakate.
chakchakit vastunmadhun dhatuchya utsarjanachya pataliche nirikshan karane haah serve pratishthit utpadakanchya gunavatta niyantran prakriyecha eka bhag aahe. chachanichya paddhati rashtriy aanee aantarrashtriy mankannusar nirdisht kelya jaatat, jaree chachanimadhye samanyatah samavisht asateh bhandi visarjit karane kinwa 4 takke acetic acid dravanane bharane; zakoon 24 taas kholichya tapmanavar thewale jaate, jaree svayampakasathichya bhandichi chachani kelee jaat asel tarr uchch tapman aavashyak aahe; bhanditun acetic acid dravan kadhoon takale jaate aanee anoo shoshan spectroscopidware mojalya jaananya galalelya dhatuchi sandrata. sweekruti maryada kayadyadvare lagoo kelya jaatat aanee deshannusar badalat asatana serve pii. pii. emm. chya shreneet asatat. europbharatil 'eae. see. directive 84/500 eae. eae. see. 1984'; brittonchya 'gb syremic ware (suraksha) niyamansathi ess. aay. 1647,1988'; aanee amerikesathi 'eff. dii. aii. anupalan dhoran margdarshak 7117.06 aanee 7117.07 cademium aanee shisesathi heey kahee sarvat changlya manyataprapt kayade aahet.'
glaze prushthbhagache dosh.
phood.
eka motha budbuda kadhikadhi siremikchya bhandyanmadhye dosh mhanoon aadhalato. phood ektar khalee kinwa prushthbhagamadhye ghusananya mothya budbudyanpramane disatat, jyamule tikshna, khadbadit kadaa rahatat jyamule ghaan gola hote. glazecha prushthbhag atishay apriy aahe aanee budbude, khadde aanee pinholeschya ukadalelya vastumanasarkha disato.
rengalane.
eka dosh joou agniprajwalan kelelya sharirache aniyamit, ughadya thipke mhanoon disato, jeey glazemadhun disun yete jithe too agniprajvalanantar sharirala chikatoon rahnyas kinwa ole karnyat ayashasvi jhaala aahe. glaze aanee shareer yanchyatil kamkuvat bandh heey kaaran aahe; heey biskeetachya bhandyachya prushthbhagavaril chikat patte kinwa dhool kinwa korade kartana lavalelya glaze slipchya aakunchanamule houu shakate. ekdach jaalalya gelelya sanitary vearsarkhya vastunmadhye dosh honyachi shakyata jaast asate.
dhatuche chinh.
dhatuchya khuna yaa kalya resha asatat, jyaa anekada dhatuchya bhandyanchya vaparadarmyan dhatuchya sathavanukimule glazemadhye nuksanasah asatat. jarr glaze barikpane lavaleli asel tarr katalari kinwa itar tulanene mauu dhatoo, matichya bhandyanvar dhatucha eka atishay patal lape sodatil. glazecha prushthbhag glost bhattitun baher padalyamule tyat haah sadosh prushthbhag asoo shakato kinwa apurya rasayanik tikaupanachya parinami too nantar assa prushthbhag vikasit karoo shakato. yaa doshala katalari marking asehi mhanatat.
piin-hole.
eka dosh joou samanyatah glazemadheel budbudyacha parinam asato jevha too vitalala hota tevha too futala parantu keval anshatah barah jhaala. budbude bahutek vela vayupasoon tayar hotat jeey glaze paripakv honyas suruvat hote tevha choorn glazechya kananmadhye adakalelya havetoon kinwa carbonate sanyuganpasun vikasit jhalelya vayunmadhun udbhavtat.
piin-holache eka vishisht udaharan mhanje 'thunkane'. heey piin-hole kinwa khadde aahet jeey kadhikadhi chamakdar naun-vitrius syramixmadhye sushobhit bhattimadhye asatat. yaa doshache kaaran mhanje, glost firing aanee decorating firing darmyanchya kalat, glazemadheel sookshm crackdware sachchidra shariradvare shoshali jaanari panyachi vafechi utkranti.