Lub hardener yog dab tsi?
Lub hardener yog dab tsi?

Video: Lub hardener yog dab tsi?

Video: Lub hardener yog dab tsi?
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Anonim

Txhais - Ua li cas Hardener txhais tau tias? A hardener yog ib feem ntawm qee hom kev sib tov. Hauv lwm qhov sib xyaw ua ke a hardener yog siv raws li ib tug curing tivthaiv. A hardener tuaj yeem yog ib qho reactant lossis catalyst hauv cov tshuaj tiv thaiv tshuaj uas tshwm sim thaum lub sijhawm sib tov. A hardener kuj tseem hu ua accelerator.

Tsis tas li ntawd, dab tsi yog hardener hauv cov xim?

Hardener , (los yog activator raws li nws paub nyob rau hauv lub lag luam) drys lub pleev xim los ntawm chemically cross-linking cov pleev xim mus rau hauv hardener , ua ib qho urethane mix uas yog ntau impervious rau tshuaj tua kab mob. Xim yuav tsis kho tag nrho yog tias nws tsis qhib.

Ib tug kuj yuav nug, lub ntsiab lus ntawm hardener yog dab tsi? Lub ntsiab lus ntawm hardener .: ib qho uas hardens tshwj xeeb tshaj yog: ib yam khoom ntxiv (raws li rau xim los yog kua roj vanish) kom tawv nqaij.

Ib yam li ntawd, hardener yog dab tsi?

Polyamine hardeners yog ua nce ntawm cov organic molecule uas muaj ob lossis ntau pawg amine. Lwm hom hardeners suav nrog polyamide hardeners thiab anhydride hardeners , txawm hais tias cov hom no tsuas yog ua kom sov.

Puas yog Catalyst yog ib qho hardener?

Tag nrho cov resins suav nrog GelCoat, PoolCoat thiab FlowCoats yuav tsum tau catalyzed nrog catalyst los yog hardener ua ntej siv rau cov tshuaj tiv thaiv kom pib tig cov resin los ntawm cov kua rau ib qho khoom, un-catalyzed resin tsuas yuav tsis tawv. Catalysts yog corrosive thiab yuav tsum tau saib xyuas tshwj xeeb.

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