Calcium formate cement atana rapid setting agent hian eng hna nge a thawh?

Cement Hydration-a Calcium Formate (Ca(HCOO)2): A nghawng leh a kalphung

Polyol siamna atanga lo chhuak, calcium formate (Ca(HCOO)2 hi cement-ah hian rapid-setting accelerator, lubricant, leh early-strength enhancer atan hman a ni nasa hle a, hardening time leh accelerating setting nasa takin a ti tawi a ni.

Portland cement pangngaiah chuan Ca(HCOO)2 hian C3S (tricalcium silicate) hydration a tichak a, ettringite (AFt) siamna a tipung a, chu chuan chakna hmasa a tichak a ni. Mahse, sulphoaluminate cement (SAC) hydration-a a nghawng dan erawh zirchian a la ni lo.

He zirchiannaah hian Ca(HCOO)2 hian SAC hydration hmasa berah nghawng a neih dan chu hetiang hian kan zirchiang a:

  • Hun bituk
  • Hydration lumna a ni
  • XRD (X-ray hmanga inthliarna) 1.1.
  • TG-DSC (thermogravimetric-differential scanning calorimetry hmanga tih a ni) a ni.
  • SEM (scanning electron microscopy) hmanga tih a ni.

Heng thil hmuhchhuah te hian SAC hydration-a Ca(HCOO)2 hnathawh dan tur hriatna a pe a, hei hian alternative cement system-a a hnathawh dan hriatthiamna thuk zawk a siam a ni.

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Post hun chhung: Jul-23-2025