PPC yog tshwj xeeb sib xyaw cov cement tseem ceeb hauv kev ua haujlwm dav davthiab tshwj xeeb tshaj yog haum rau cov ntawv thov hauv ib puag ncig hnyav. Nws tuaj yeem ntseeg siab ua haujlwm hauv kev tsim kho cov qauv hydraulic, kev ua haujlwm hauv dej hiav txwv, kev tsim vaj tsev loj xws li dams, dykes, khaws cov phab ntsa hauv paus thiab cov kav dej phwj tuaj.
PPC thiab OPC cement siv nyob qhov twg?
Siv PPC thiab OPC
Lawv tuaj yeem siv tau hauv kev tsim kho ntawm marine structures, masonry mortars thiab plastering, hydraulic lug. Tsis tas li ntawd, lawv tau nrov siv hauv kev ua vaj tse loj, xws li dykes, kav dej phwj tuaj, dams, thiab lwm yam. PPC kuj tau ua haujlwm rau txhua lwm yam kev siv uas OPC siv.
Peb puas tuaj yeem siv PPC cement rau slab?
Portland pozzolana cement (PPC) yog siv rau kev tsim vaj tsev, tsev kawm ntawv, thiab vaj tsev slabs. PPC yog pheej yig dua li Portland cement. Yog li txhawm rau txo cov nqi tsim tsev, PPC yuav tsum tau txais yuav. Ob leeg PPC thiab OPC cement yog siv los tsim cov slabs.
Yuav ua li cas cement zoo dua OPC lossis PPC?
PPC ua cov pob zeb uas muaj zog heev vim nws muaj dej permeability tsawg piv rau OPC. PPC muaj qhov pib qis qis zog piv rau OPC tab sis hardens nyob rau lub sijhawm nrog kev kho kom raug. Thiab PPC tseem pheej yig dua piv rau OPC. … OPC siv tau heev uas yuav tsum tau ua kom nrawm nrawm ntawm kev tsim kho.
PSC cement siv nyob qhov twg?
PSC tau raug xaiv los ua cov cement zoo tshaj plaws rau pob zeb pavements, kev siv pob zeb loj, kev ua haujlwm siab lossis lub zog siab ua vaj tse, cov qauv thiab cov hauv paus, pre-cast qhob xws li cov yeeb nkab & thaiv, pob zeb ua rau dej hiav txwv thiab daim ntawv thov marine.
