Nhau dzeindasitiri
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Upfu hwevhu hweDiatomaceous Hunosimudzira Kugara Nekushanda Nesimba Kuburikidza Nemaumbirwo Ahwo Akasiyana-siyana eMicroscopic uye Mashandisirwo Akasiyana-siyana
Upfu hwevhu hweDiatomaceous chinhu chinoshamisa chinobva mumasaririra ezvipenyu zvediatoms, zviri algae ine masero ega. Madiatoms aya aikura mumvura dzakadai semakungwa, madhamu, nenzizi mamiriyoni emakore apfuura. Paaifa, madziro avo emasero ane silica akapfuma anoungana...Verenga zvakawanda -
Upfu hwearuminiyamu silicate hwekushongedza dzimba, zvigadzirwa zvepurasitiki zveindasitiri yeinki, zvinowedzerwa zverabha
Upfu hwearuminiyamu silicate hwekugadzira hunogadzirwa kuburikidza nemaitiro emakemikari. Semuenzaniso, nzira ye sol - gel inosanganisira kugadzirisa munyu wearuminiyamu (semuenzaniso, aruminiyamu nitrate) nesilicon - ine precursors (senge tetraethyl orthosilicate) mumvura ine mvura. Izvi zvinoitwa...Verenga zvakawanda -
Zvidimbu zverabha zvitema zvefekitori uye upfu hwerabha hwezvinhu zvekuvaka uye kuisa mugwagwa
Zvidimbu zverabha zvinogona kuwanikwa kubva kuzvinhu zviviri zvikuru: rabha yechisikigo uye rabha yekugadzira. Zvidimbu zverabha yechisikigo zvinonyanya kuwanikwa kubva kumuti weHevea brasiliensis, unobva kuBrazil asi ikozvino unorimwa zvakanyanya munyika dzeSoutheast Asia dzakadai seMalaysia neIndonesia.Verenga zvakawanda -
Jecha rine ruvara rwekushongedza aquarium zvinhu zvekuvakisa migwagwa
Jecha rine ruvara rinoreva zvidimbu zvejecha zvakadhayiwa kana kuti zviri kuwanikwa mumarudzi akasiyana-siyana. Rinogona kuwanikwa kubva muzvicherwa zvechisikigo kana kugadzirwa nenzira yekugadzira, chimwe nechimwe chine hunhu hwakasiyana uye mashandisirwo azvo. Jecha rine ruvara rwechisikigo rinowanzo torwa kubva muzvicherwa zvakaita se quartz, feldspa...Verenga zvakawanda -
Chrome yero yezviratidzo zvemugwagwa indasitiri yekupenda zvinhu zvekuvaka indasitiri yemotokari
Chrome yero, inozivikanwa nemakemikari se lead chromate (PbCrO₄), ipendi yakajeka uye inopenya inozivikanwa kare nekuda kweruvara rwayo rwakasimba. Yakatanga kugadzirwa muna 1809 nekemesitiri wekuFrance Louis Nicolas Vauquelin, yakakurumidza kuwana mukurumbira senzira inodhura zvishoma pane yero pigmen yechinyakare...Verenga zvakawanda -
Cellulose yekugadzira mapepa epurasitiki muindasitiri yekugadzira machira
Cellulose, polysaccharide inoumbwa nema glucose monomers akabatana ne β-1,4-glycosidic bonds, ndiyo organic polymer yakawanda kwazvo pasi pano. Inowanikwa zvakanyanya mumadziro emasero emiti, inoita kuti chivakwa chive chakasimba, zvichiita kuti miti isvike pakakwirira uye mashizha kuti irambe yakagadzikana.Verenga zvakawanda -
Upfu hweWollastonite hwekugadzira mapepa muindasitiri yeceramic tile muindasitiri yepurasitiki zvigadzirwa zverabha zvinonamira tsvimbo
Upfu hweWollastonite, mineral ine calcium metasilicate, hune hunhu hwakasiyana hwakadai sehuwandu hwepamusoro, kunyudzwa kwemvura shoma, uye kugadzikana kwemakemikari kwakanaka, zvichiita kuti ive chinhu chinobatsira mumaindasitiri akasiyana-siyana. Muindasitiri yekuvaka, upfu hweWollastonite hunosimudzira zvakanyanya ...Verenga zvakawanda -
Mica powder yezvinhu zvekuputira zvinodzivirira kupisa kwakanyanya indasitiri yepurasitiki zvigadzirwa zverabha indasitiri yemagetsi
Upfu hweMica, chinhu chinoshandiswa mumaindasitiri akasiyana-siyana, hunotorwa kubva muzvicherwa zvechisikigo zvemica zvakaita semuscovite, inozivikanwa nemavara ayo asina ruvara kusvika akachenuruka, uye biotite, iyo inowanzo ratidza mavara ebrown kusvika matema. Maitiro ekugadzira anosanganisira kutevedzana kwakanyatsonaka kwekupwanya simbi isina kugadzirwa uye kukuya...Verenga zvakawanda -
Upfu hweWollastonite hwemabrake pads ceramic glaze pamusoro zvigadzirwa zvesimbi zveceramics indasitiri yemotokari
Upfu hweWollastonite chicherwa cheindasitiri chinobva kuwollastonite (CaSiO₃), chicherwa checalcium metasilicate chakaumbwa mumatombo akachinja-chinja uye akapfava. Chinonyanya kucherwa muUS, China, India, neMexico, matombo asina kucheneswa anopwanywa, kukuyiwa, uye kucheneswa (sekunge kuparadzaniswa nemagineti...Verenga zvakawanda -
Bhora reCeramic remidziyo yemaziso yekukwiza michina yemitambo, mishonga yekuchenesa mweya nemvura, zvinokonzeresa kucheneswa kwemhepo
Mabhora eCeramic anobva muupfu hwepamusoro hweceramic hwakadai sealumina (Al₂O₃), zirconia (ZrO₂), silicon nitride (Si₃N₄), uye silicon carbide (SiC). Zvinhu izvi, zvinobva muzvinhu zvakapfava zvakanyanya, zvinoitwa ne metallurgy yeupfu: zvakasanganiswa ne binders, zvinoumbwa kuita denderedzwa re prefo...Verenga zvakawanda -
Tin titanium alloy jecha rekugadzira michina indasitiri yemagetsi indasitiri yemotokari zvikamu zvekugadzira
Jecha reTin-titanium alloy ijecha rakanyatsogadzirwa rine tin (Sn), titanium (Ti), uye alloys dzaro, rakagadzirwa kuti rishandiswe mumaindasitiri akasiyana. Rakagadzirwa kuburikidza nekunyungudutsa, atomization, kana mechanical alloying, zvidimbu zvaro zvinosiyana muhukuru kubva paupfu hwakatsetseka kusvika kugranules dzakakora, zvichipa...Verenga zvakawanda -
Xiaoman Kupfuura Kukwana Achipemberera Runako Rwehupenyu Pakati Penguva
Xiaoman, izwi rekuti "solar" rakagara richizivikanwa rakadzika midzi mutsika dzechiChinese, rinoshanda semudzidzisi akadzama, richipa huchenjeri hunokosha nezvekukosha kwekuwana kuenzana muhupenyu hwedu. Munyika inowanzo rumbidza kutsvaga kusingapere uye kubudirira nguva dzose, Xiaoman anomira se...Verenga zvakawanda