Isihlahla sesijane se-polyurethane se-Shandong Tongda sikhethwe ukuze usebenzise ngasinye kakhulu emasipheni engcono ukufundza amanqaku, njengamanqaku amancane we-conveyor belts, imibhikithi yamalabho, noma iziphumo zomoto. Ukubuyiselwa kwesihlahla (ukujani 10–15cm) isebenza ukuthola umkhuhlane okulandelana ngaphandle kwezindawo ezidingaphe, namandla yakhiwo (ukujani 5–8cm usuku lwezinsuku) uyathola ukusuka kwiqhina elincane noma izinhlelo ezinomsindo. Ifakade ephakeme phakathi komunye no-polyurethane ngenhlabo ye-Shore A hardness of 80, akwazi ukugcwalisa ngokuphambili lokusebenza ngokuphambili kunye nokususa amacala amangqwako njenge-grease, glue, noma mineral deposits. Umsebenzi wohandle wakwabo wesihlahla asikhwalelise ukungavalele kumthimba omusha noma obudla obudala. Kufanele kube khona kakhulu kumahluko abaningi abaningqiyo noma amatekhnisi ahlukaniswa ukuba bafundze uphelo nokuhlola, le-scraper luhamba ngokubanzi kakhulu kumaziko ezingcinane ezifundekayo. Faka imboniso nethu ukuze uzame ukubona iindlela eziningi zokuthola amathuluzi akho.