I-PU (i-polyurethane) isetyenziswa rhoqo kwiinkqubo ze-Pneumatic ngenxa yokuguquguquka kwabo, ukuqina, kunye nokuxhathisa i-Abrasion. Owona mahluko ophambili kwiiTubs zePnuaumatics zihlala zijikeleza izinto ezinje ngeepropathi ezifana nepropathi yezinto, ubukhulu, kunye nesicelo -} Iimfuno ezithile. Nazi ezinye iindawo eziphambili:
1. ** Ubume bezixhobo: **
-} iityhubhu zenziwa ngePolyurethane, olu luhlobo lwePolymer. Ukuqulunqwa okukhethekileyo kwePolyursetthane kungahluka, kuchaphazela iipropathi ezinje ngokuguquka, ubukhali, kunye nokuxhathisa kwiikhemikhali kunye neemeko zokusingqongileyo.
2. *** Ubunzima kunye nokuguquguquka: **
-} Iityhubhu zangahlukeneyo, zihlala zilinganiswa elunxwemeni. Ukuthambisa iityhubhu ezithambileyo ziguquguquka ngakumbi, ezinokuba yingenelo kwizicelo zokugoba okanye ukuguquguquka kuyafuneka. Iityhubhu ezinzima zinokubonelela ngokuchasene ngcono nokunxiba kunye ne-abrasion.
I-3. ** Ubungakanani kunye needayimitha: **
-} Iityhubhu zangaphakathi ziyafumaneka kubungakanani ohlukeneyo kunye needayimitha zokuhlala iimfuno zenkqubo ye-pneumatic. Ukukhethwa kobungakanani betyhubhu kuxhomekeke kwimiba efana nevolumu yomoya okanye ukuhamba, uxinzelelo, kunye noyilo olupheleleyo lwenkqubo ye-pneumatic.
I-4. ** Umbala wekhowudi: **
-}} iityhubhu zihlala zinombala -} ifakwe iikhowudi okanye izicelo. Umzekelo, imibala eyahlukeneyo inokumela ukwahluka kobuqili okanye kungasetyenziselwa ukubona imigca eyahlukeneyo yomoya kwinkqubo enobunzima be-pneumatic yenkqubo, inzala ekufakweni.
I-5. ** Ukuchasana kobushushu: **
-}} up the tubs ngokubanzi ukuchasana nobushushu, kodwa uluhlu lobushushu lweqondo lobushushu lunokwahluka ngokusekwe kwi-polytune. Ezinye iityhubhu ze-pubes zenzelwe ukumelana nodidi lobushushu olubanzi, lubenze balungele iimeko zokusebenza kakhulu.
I-6. ** Isicelo -} hluko: **
- kuxhomekeka kwisicelo esicetywayo, kunokubakho iityhubhu ezizodwa ezenzelwe ukuhlangabezana neemfuno ezithile. Umzekelo, idangatye -} iityhubhu ezihleliweyo zinokusetyenziswa kwizicelo apho kukho umngcipheko woko umlilo.
I-7. ** Ixabiso loxinzelelo: **
-} Iityhubhu zinemilinganiselo yoxinzelelo eyahlukileyo, kwaye ukhetho lwetyhubhu kufuneka luhambelane neemfuno zoxinzelelo lwenkqubo ye-pneumatic. Iityhubhu ezinemilinganiselo yoxinzelelo ephezulu zisetyenziswa kwizicelo apho inkqubo yenziwa khona kwiingcinezelo eziphakamileyo.
Xa ukhetha ityhubhu ye-puumatic isicelo, kubalulekile ukuqwalasela iimfuno ezithile zenkqubo, kubandakanya nezinto ezifana noxinzelelo, ubushushu, ukuguquguquka, kunye nendawo esiya kusetyenziswa kuyo i-tubsing.
