Puas yog pob zeb ceramic?
Puas yog pob zeb ceramic?

Video: Puas yog pob zeb ceramic?

Video: Puas yog pob zeb ceramic?
Video: Lub pob zeb no puas yog hom pob zeb poob saum hli los tiag? 2024, Kaum ib hlis
Anonim

Pob zeb yog a ceramic composite ua los ntawm dej, xuab zeb, gravel, crushed pob zeb, thiab cement . Cov khoom xyaw yog tov ua ke kom huv si, thiab yog poured rau hauv ib daim ntawv. Tom qab lub pob zeb yog qhuav tag, nws muaj zog compressive zoo heev.

Yog li ntawd, cov cement puas yog ceramic?

Ib txwm ceramics suav nrog cov khoom siv av nplaum, silicate iav thiab cement ; thaum nce qib ceramics muaj carbides (SiC), ntshiab oxides (Al2O3), nitrides (Si3N4), tsis yog-silicate iav thiab ntau lwm yam. Ceramic cov ntaub ntawv nthuav tawm ntau yam khoom siv uas pab txhawb lawv siv hauv ntau qhov chaw sib txawv.

Ib tug kuj yuav nug, yog iav ceramic? iav tuaj yeem hu ua hom ceramic . iav paub tias yog cov khoom siv uas tsis yog crystalline. Nws yog ib qho amorphous khoom, uas txhais tau hais tias nws tsis muaj qhov ntev-ntau qhov kev txiav txim ntawm qhov chaw ntawm nws cov molecules. Tsis zoo li iav , ceramics tej zaum yuav muaj crystalline los yog ib nrab crystalline lug.

Yog li ntawd, hom khoom siv twg yog ceramic?

A cov khoom siv ceramic yog ib qho inorganic, non-metallic, feem ntau crystalline oxide, nitride los yog carbide khoom . Qee cov ntsiab lus, xws li carbon lossis silicon, yuav raug txiav txim siab ceramics . Cov khoom siv ceramic yog nkig, tawv, muaj zog hauv compression, thiab tsis muaj zog hauv shearing thiab nro.

Puas yog cov pobzeb cement kim dua li ceramic?

Sib piv, zoo sib xws hauv nqi , ob leeg ceramic thiab cov nplais cement ua kim dua ib square feet/ib daim ntau cov ncauj lus kom ntxaws lawv ua (piv txwv li, xuas tes pleev xim los yog qauv cov nplais ).

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