Pu tsvimbo uye pepa rinowanzo zivikanwa sevakakwirira glue uye chitubu glue, chinhu chitsva chechigadzirwa chinowanikwa nekuita polymer polymel ne isocymer uye cheni-inobatanidza, purasitiki uye rabha. Pu ane zvemakemikari kuramba, kukwidziridzika kwakakwirira, kukwirira kwakanyanya kutakura kuramba, kukwirira kusimba, kupararira, uye kunogona kuenderera mberi kwakakura mukuomarara (mahombekombe a10 kusvika shao d75) elasticity. Kuita kwayo kwakanakisa kwekuita kunopfuura kusvikirwa nendima dzakajairika uye rabha.
Maererano neicho chikuru chimiro chePolyurethane Elasomer, Pu chakakamurwa kuita mhando mbiri: Polyester mhando uye polyeter mhando.
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