Isimo sesiShandong Tonda se-UV polyurethane screen media sithunyelwe kakhulu lokusebenzisa ngaphandle komkhaya apho kukhombiswa ngephuzamagama elikhulu, njengequarrying, umemfundo wokugcina izinkomo nokuhlanganiswa. Isimo sikudingwa nge-UV stabilizers nokuphela okususa ukungavulwa ngephuzamagama lwe-UV (UV resistance ≥1,000 amahora), uphinda ukungavakasha, ukubhukuda nokuthi akufanele iimeko yezinto ezilandelwayo zihlabeleke. Iyellowing index (ΔE ≤5) yakuhlala kakhulu kumgangatho olungaphambili, phakathi kokuba umlando wenqanawe uhamba ngokwesigaba (-30°C to 80°C) nokuba kuhlatywa ngaphandle komkhaya. Ukusetyenziswa kwakhulu kwisebe leshavu, isibhede nokugcina izinkomo zemali, uzogcina ukuhlala kumaTropics nokulandeleya kakhulu. Bonisa nethu lokhu ukuvumela izilungiselelo ze-UV zomsebenzi wakho wesikriningi somkhwezeli.