Izindaba zemboni
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I-Diatomaceous Earth Powder Ethuthukisa Ukusimama Nokusebenza Kahle Ngesakhiwo Sayo Esiyingqayizivele Se-Microscopic kanye Nezicelo Ezihlukahlukene
Impuphu yomhlaba ye-diatomaceous iyinto emangalisayo etholakala ezinsaleleni ze-diatoms ezifakwe emafossil, eziyi-algae eneseli elilodwa. Lawa ma-diatoms achuma emanzini afana nolwandle, amachibi, nemifula eminyakeni eyizigidi edlule. Njengoba ayefa, izindonga zawo zeseli ezicebile ze-silica ziyaqongelela...Funda kabanzi -
Impuphu ye-aluminium silicate yokugqoka izakhiwo, imikhiqizo yepulasitiki yemboni yeyinki, izithasiselo zerabha
Impuphu ye-aluminium silicate yokwenziwa yenziwa ngezinqubo zamakhemikhali. Indlela ye-sol - gel, isibonelo, ihilela ukusabela usawoti we-aluminium (isb., i-aluminium nitrate) nama-precursors aqukethe i-silicon (njenge-tetraethyl orthosilicate) kusisombululo samanzi. Lokhu kusabela ku...Funda kabanzi -
Izinhlayiya zerabha ezimnyama ezithengiswayo kanye nempuphu yerabha yezinto zokwakha kanye nokubekwa komgwaqo
Izinhlayiya zerabha zingatholakala emithonjeni emibili eyinhloko: irabha yemvelo kanye nerabha yokwenziwa. Izinhlayiya zerabha zemvelo zitholakala kakhulu ku-latex yesihlahla se-Hevea brasiliensis, esidabuka eBrazil kodwa manje esilinywa kakhulu emazweni aseNingizimu-mpumalanga ye-Asia njengeMalaysia ne-Indonesia. Lapho...Funda kabanzi -
Isihlabathi esinombala sokuhlobisa i-aquarium izinto zokwakha ukuhlobisa udonga lokuhamba ngomgwaqo
Isihlabathi esinombala sibhekisela ezinhlayiyeni zesihlabathi ezidaywe noma ezivela ngokwemvelo ngemibala ehlukahlukene. Singathengwa kumaminerali emvelo noma sikhiqizwe ngokwenziwa, ngasinye sinezici ezihlukile kanye nokusetshenziswa. Isihlabathi esinombala wemvelo sivame ukutholakala kumaminerali afana ne-quartz, i-feldspa...Funda kabanzi -
I-Chrome ephuzi yezimpawu zomgwaqo imboni yokupenda izinto zokwakha imboni yezimoto
I-Chrome yellow, eyaziwa ngamakhemikhali ngokuthi i-lead chromate (PbCrO₄), iyi-pigment ekhanyayo negqamile edume kakhulu ngombala wayo ogqamile. Yaqala ukwenziwa ngo-1809 yikhemistri waseFrance uLouis Nicolas Vauquelin, yasheshe yathandwa njengendlela engabizi kakhulu esikhundleni se-pigmen yendabuko ephuzi...Funda kabanzi -
I-Cellulose yomkhakha wokwenza amaphepha wendwangu imboni yokuqinisa imboni yepulasitiki
I-Cellulose, i-polysaccharide eyakhiwe ama-monomers e-glucose axhunywe yizibopho ze-β-1,4-glycosidic, iyi-polymer ephilayo etholakala kakhulu eMhlabeni. Itholakala kakhulu ezindongeni zamaseli zezitshalo, inikeza ukuqina kwesakhiwo, okwenza izihlahla zifinyelele ukuphakama okukhulu namaqabunga ukuze zigcine isimo sazo.Funda kabanzi -
Impuphu ye-Wollastonite yokukhiqiza iphepha embonini yamathayili e-ceramic embonini imikhiqizo yerabha yepulasitiki izinduku zokushisela
Impuphu ye-Wollastonite, i-calcium metasilicate mineral, inikeza izakhiwo ezihlukile njenge-aspect ratio ephezulu, ukumuncwa komswakama okuphansi, kanye nokuqina kwamakhemikhali okuhle kakhulu, okwenza ibe yisithasiselo esiwusizo ezimbonini eziningi. Embonini yokwakha, impuphu ye-wollastonite ithuthukisa kakhulu ...Funda kabanzi -
I-Mica powder yezinto zokumboza ezingamelana nokushisa okuphezulu embonini yepulasitiki imikhiqizo yerabha embonini ye-elekthronikhi
Impuphu ye-Mica, into yezimboni eguquguqukayo, itholakala kumaminerali emvelo e-mica njenge-muscovite, eyaziwa ngemibala yayo engenambala kuya kokukhanyayo, kanye ne-biotite, evame ukubonisa imibala ensundu emnyama kuya kokumnyama. Inqubo yokukhiqiza ihilela ukulandelana okucophelelayo kokuchoboza i-ore eluhlaza nokugaya...Funda kabanzi -
I-Wollastonite powder yama-brake pads i-ceramic glaze surfaces imikhiqizo yensimbi i-ceramics imboni yezimoto
I-Wollastonite powder iyiminerali yezimboni etholakala ku-wollastonite (CaSiO₃), iminerali ye-calcium metasilicate eyakhiwe emadwaleni e-metamorphic kanye ne-sedimentary. Imbiwa kakhulu e-US, eShayina, eNdiya, naseMexico, i-ore eluhlaza iyachotshozwa, igaywa, futhi ihlanzwa (njengokuhlukaniswa kwamagnetic...Funda kabanzi -
Ibhola le-ceramic lamadivayisi okubhucunga amadivayisi okukhanya imishini yezemidlalo yokuhlanza amanzi, izikhuthazi zokuhlanza umoya
Amabhola e-ceramic atholakala kuma-powder e-ceramic athuthukile njenge-alumina (Al₂O₃), i-zirconia (ZrO₂), i-silicon nitride (Si₃N₄), kanye ne-silicon carbide (SiC). Lezi zinto zokusetshenziswa, ezitholakala njengezinhlayiya ezinhle kakhulu, zidlula ezinqubweni ze-powder metallurgy: zixutshwe nama-binder, zakhiwa zaba yi-prefo eyindilinga...Funda kabanzi -
Isihlabathi se-alloy se-titanium se-tin sokukhiqiza imishini embonini yezimoto kagesi
Isihlabathi se-alloy se-Tin-titanium siyinto ekhethekile eyenziwe nge-granular eyenziwe nge-tin (Sn), i-titanium (Ti), kanye ne-alloys yazo, eyenzelwe ukusetshenziswa kwezimboni okuhlukile. Ekhiqizwa ngokuncibilikisa, i-atomization, noma i-alloying yemishini, izinhlayiya zayo ziyahlukahluka ngobukhulu kusukela ku-powders ezicolekile kuya ku-granules eziqinile, okunikeza...Funda kabanzi -
I-Xiaoman Beyond Perfection Igubha Ubuhle Bempilo Phakathi Kwezikhathi Ezithile
I-Xiaoman, igama lelanga elidumile eligxile kakhulu emasikweni aseShayina, lisebenza njengomfundisi ojulile, linikeza ukuhlakanipha okubalulekile mayelana nokubaluleka kokufinyelela ukulingana empilweni yethu. Ezweni elivame ukudumisa ukuphishekela okungapheli kanye nempumelelo eqhubekayo, i-Xiaoman imelela...Funda kabanzi