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Polypropylene (PP) Zingwe Zodulidwa Zingwe
Ulusi wa polypropylene ukhoza kupititsa patsogolo mgwirizano pakati pa fiber ndi matope a simenti, konkire. Izi kupewa akulimbana oyambirira simenti ndi konkire, mogwira kuteteza zikuchitika ndi chitukuko cha matope ndi ming'alu konkire, kotero kuonetsetsa exudation yunifolomu, kupewa tsankho ndi kulepheretsa mapangidwe kukhazikika ming'alu.
