Cov txheej txheem:

Hom cement yog siv rau cov kauj ruam?
Hom cement yog siv rau cov kauj ruam?

Video: Hom cement yog siv rau cov kauj ruam?

Video: Hom cement yog siv rau cov kauj ruam?
Video: Nkauj Ntseeg Tawm Tshiab 2021 | “Koj Puas Ua Raws Li Vajtswv Tes Hauj Lwm Tam Sim No?” 2024, Kaum ib hlis
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Cov kauj ruam tsim los ntawm QUIKRETE ® Qhob Mix los yog QUIKRETE ® 5000 Siab Thaum Ntxov Muaj Zog Qhob Mix yog qhov txaus nyiam thiab ruaj khov, thiab tuaj yeem muab kev zoo traction yog huab cua ntub. Rau cov tsev, lawv feem ntau ua 48 (14.6m) dav, los yog tsawg kawg li dav li qhov rooj thiab taug kev lawv ua haujlwm.

Hais txog qhov no, 5 hom cement yog dab tsi?

14 Ntau hom cement: -

  • Ordinary Portland Cement (OPC): Qhov no yog hom cement ntau tshaj plaws uas yog siv dav.
  • Rapid Hardening cement:
  • Tsawg cua sov portland cement: -
  • Sulphate Resisting Portland Cement: -
  • High alumina Cement:-
  • Qhov cub tawg slag cement: -
  • Xim Cement: -
  • Pozzolana cement:-

Ib sab saum toj no, hom pob zeb twg siv rau slabs? Ib qho kev sib tov ntawm 1 feem cement : 2 seem xuab zeb: 4 qhov chaw coarse aggregate yuav tsum tau siv rau lub pob zeb pob zeb.

Kuj paub yog, hom cement zoo tshaj?

  • Ordinary Portland Cement (OPC) 43 Qib Cement: Nws yog siv feem ntau rau phab ntsa plastering, Non-RCC cov qauv, txoj kev thiab lwm yam.
  • Ordinary Portland Cement (OPC), 53 Qib Cement:
  • Portland Pozzolana Cement (PPC):
  • Portland Slag Cement (PSC):
  • Dawb Cement:

Cov kauj ruam yuav tsum tuab npaum li cas?

Yam tsawg kawg nkaus, lub pob zeb thickness yuav tsum ua 4 ntiv tes nruab nrab ntawm sab hauv kauj ruam mus rau hauv av. Txhawm rau txiav txim siab tus naj npawb ntawm risers, faib tag nrho qhov siab ntawm qhov cov kauj ruam los ntawm tus naj npawb ntawm risers xav tau. Tsis muaj tus kheej riser yuav tsum yuav ntau dua 7 mus rau 7½ ntiv tes.

Pom zoo: