Ua ntej vuam PPR yeeb nkab, cov yeeb nkab yuav tsum huv thiab qhuav. Uas yog hais tias, qhov saum npoo ntawm cov yeeb nkab PPR yuav tsum tsis muaj cov roj stains, plua plav, impurities thiab lwm yam av, txwv tsis pub, thaum lub sij hawm kub melting txheej txheem, cov av thiab cov welded yeeb nkab yuav tsum tau melted ib nrab, tawm hauv qhov sib txawv los yog ntws. mus rau sab hauv phab ntsa ntawm cov yeeb nkab, polluting cov dej tsis zoo. Thaum vuam PPR kav, cov yeeb nkab lub cev yuav tsum tau qhuav. Yog tias muaj cov tee dej ntawm cov phab ntsa sab nrauv ntawm PPR yeeb nkab, cov pa npuas yuav raug tso tseg thaum lub vuam, uas ua rau muaj kev phom sij zais ntawm cov vuam cuav. Kev txiav ntawm PPR yeeb nkab yuav tsum du, huv si thiab tsis muaj burrs. Yog hais tias qhov txiav ntawm cov yeeb nkab yog inclined, cov yeeb nkab thiab fittings yuav tsis nyob rau hauv ib txoj kab ncaj nraim thaum vuam, thiab cov welded PPR yeeb nkab yuav tsis ncaj. Ntxiv mus, qhov sib tshooj ntev ntawm PPR cov kav dej thiab cov yeeb nkab fittings ntawm cov pob qij txha tsis sib haum, thiab thaum dej ntws los, nws yuav muaj qee yam cuam tshuam rau cov pob qij txha thermally, ua rau lub neej ua haujlwm ntawm cov pob qij txha.
