Polyurethane tuaj yeem siv rau dab tsi?
Polyurethane tuaj yeem siv rau dab tsi?

Video: Polyurethane tuaj yeem siv rau dab tsi?

Video: Polyurethane tuaj yeem siv rau dab tsi?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
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Polyurethane ua npuas ncauj yog dav siv nyob rau hauv siab resiliency saj zawg zog ua npuas ncauj zaum, txhav ua npuas ncauj rwb thaiv tsev panels, microcellular ua npuas ncauj seals thiab gaskets, ruaj elastomeric log thiab log tsheb, tsheb ncua kev kawm ntawv bushings, hluav taws xob potting tebchaw, seals, gaskets, ntaub pua plag underlay, thiab tawv yas qhov chaw (xws li rau

Yog li ntawd, polyurethane tiav siv rau dab tsi?

Polyurethane yog ib qho hluavtaws cob thiab hom kua roj vanish siv hauv tus tiav ntawm pem teb, txee thiab lwm yam ntoo. Nws yog ib qho kev xaiv ntawm cov kua roj vanish vim nws yog pob tshab, dej-, fungus- thiab mildew-resistant, thiab tiv taus abrasions.

Kuj Paub, polyurethane tiv thaiv dab tsi? Kev siv ntawm polyurethane raws li ib tug sealant pab tiv thaiv ntoo nto. Cov khoom ntawm polyurethane foob thiab txheej ntoo saum npoo, tiv thaiv nws los ntawm kev puas tsuaj. Qhov no meej tiav yog yuav tsum tau nyob rau hauv tej qhov project woodworking los muab cov theem kawg ntawm kev tiv thaiv thiab kev zoo nkauj.

Tom qab ntawd, ib tus tuaj yeem nug, polyurethane ua li cas nrog?

Polyurethanes yog tus cov tshuaj tiv thaiv cov khoom ntawm ib qho isocyanate thiab ib pawg hydroxyl. Ib pawg hydroxyl yog ib pawg reactive uas muaj ib qho hydrogen thiab oxygen. Piv txwv li, dej muaj ob hydrogen thiab ib qho oxygen, nws yog kuj muaj hydroxyl functional compound thiab yuav yog li ntawd teb nrog ib qho isocyanates.

Dab tsi yog txoj hauv kev zoo tshaj plaws los thov polyurethane?

Thov nyias lub tsho tiv no ntawm polyurethane nrog ib tug txhuam zoo, ua npuas ncauj, los yog ntaub. Ua haujlwm nrog cov nplej, thiab zam thov ntau dhau polyurethane kom tsis txhob nce qoob loo. Thawj lub tsho tiv no yuav tsum qhuav li ntawm ob peb teev, thiab koj tuaj yeem ua tau thov ib lub tsho thib ob.

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