Mashi 20, 2026 — Umkhakha wokukhiqiza iminyango yezimboni uqalise ukuthuthukiswa okukhulu kwezobuchwepheshe engxenyeni yokuqala ka-2026, ngemichilo yokuvala ehlakaniphile yokuphakamisa ezenzakalelayo ethatha indawo kancane kancane izesekeli zokuvala ezihleliwe zendabuko futhi iba yindlela ejwayelekile yeminyango emisha yezimboni yezimboni, iminyango yokugoqa izimpahla zokugcina impahla, kanye neminyango yesiteshi sezokuthutha. Sekuyisikhathi eside, imichilo yokuvala irabha ehleliwe yeminyango yezimboni ibilokhu ibhekene namaphuzu abuhlungu avelele: ukungqubuzana kwesikhathi eside kanye nokukhishwa ngesikhathi sokuvulwa nokuvalwa kweminyango njalo kuholela ekuguqukeni, ukuguga kanye nokuvuza kwegebe, okuholela ekulahlekelweni kwamandla amakhulu, ukuhlasela kothuli kanye nokungcola komsindo ezitshalweni zezimboni. Ngokusho kwedatha yokuhlola imboni, izimbobo zeminyango yezimboni ezingalungiswanga zingabangela ukuvuza komoya okuphakathi kuka-15% kuya ku-22% kokushisa kwangaphakathi, okuletha izindleko zokusetshenziswa kwamandla okuphezulu kwesikhathi eside emabhizinisini okukhiqiza.
I-strip yokuvala ehlakaniphile esanda kwethulwa ixazulula indawo yobuhlungu embonini ngesakhiwo sememori esinwebekayo esakhelwe ngaphakathi kanye nomklamo wokungeniswa kokuxhumanisa. Umgomo oyinhloko wokusebenza "ukuphakamisa lapho uvula, wehlisa lapho uvala": i-strip yokuvala iphakamisa futhi ihlukanise ngokuzenzakalelayo nohlaka lomnyango kanye nomhlabathi ngesikhathi sokunyakaza komzimba womnyango, igwema ngokuphelele ukuguguleka kokungqubuzana, futhi ifaka kahle igebe lomnyango ukuze yakhe isithiyo esingangeni moya nesingenamanzi ngemva kokuba umnyango uvaliwe ngokuphelele. Lokhu kusungulwa kwesakhiwo kwandisa impilo yesevisi ye-seal yeminyango yezimboni, kwandisa umjikelezo wesevisi ojwayelekile kusukela eminyakeni emi-2 kuya kwemi-3 yemikhiqizo yendabuko kuya eminyakeni engaphezu kwengu-6, kunciphisa kakhulu izindleko zokushintsha nokulungisa ibhizinisi.
Ngokuphathelene nokukhethwa kwezinto, isizukulwane esisha semichilo yokuvala iminyango yezimboni sisebenzisa izinto ezihlanganisiwe zerabha ze-EPDM ezisebenza kahle kakhulu, ezinokumelana okuhle kakhulu nokushisa, zigcina ukuguquguquka okuzinzile nokusebenza kokuvala endaweni ezungezile kusukela ku--40°C kuya ku-120°C, ngaphandle kokuqhekeka ekushiseni okuphansi kanye nokwehluleka kokuthambisa ekushiseni okuphezulu. Ezimweni zezimboni ezifana nezitshalo zamakhemikhali, izindawo zokusebenzela zokucubungula ukudla, kanye nezindawo zokugcina izinto ezibandayo ezinezidingo eziqinile zemvelo, umkhiqizo ubonisa ukumelana nesimo sezulu okuvelele kanye nokumelana nokugqwala, uhlukanisa ngempumelelo uthuli lwangaphandle, amanzi emvula, igesi engcolile yezimboni kanye nezinambuzane eziwuhlupho.
Abahlaziyi bezimboni baveze ukuthi njengoba imboni yokukhiqiza yomhlaba wonke ikhuthaza ngokushesha ukuthuthukiswa kokonga amandla nokunciphisa ukukhishwa kwegesi, isidingo sezixazululo zokuvala ezisebenza kahle kakhulu zezakhiwo zezimboni siyaqhubeka nokukhula. Imakethe yemicu yesimo sezulu yomhlaba wonke kulindeleke ukuthi ikhule ku-CAGR engu-5.8% kusukela ngo-2026 kuya ku-2033, kanti ingxenye yokuvala iminyango yezimboni, njengesigaba esiyinhloko, izogcina izinga lokukhula eliphezulu. Njengamanje, izinhlobo eziningi zeminyango yezimboni zasekhaya nezangaphandle seziqedile ukwenziwa kabusha komkhiqizo futhi zamukela ngokugcwele imicu yokuvala ehlakaniphile emikhiqizweni emisha. Emakethe yokulungisa kabusha yezimboni ezindala, isidingo sokufaka esikhundleni imicu yokuvala esebenza kahle kakhulu siyanda, okuletha isikhala esikhulu semakethe embonini yezesekeli zokuvala.
Ngaphezu kokonga amandla nokuqina, umucu omusha wokuvala uphinde uthuthukise ukusebenza okuthule kweminyango yezimboni. Isakhiwo se-buffer esiguquguqukayo sinciphisa umsindo wokushayisana phakathi komzimba womnyango nohlaka ngesikhathi sokuvala, sithuthukisa indawo yokusebenza yefektri. Ngeminyango emikhulu yokugoqa yezimboni kanye neminyango yokuphakamisa, umklamo wokuvala weziteshi eziningi owenziwe ngokwezifiso wenza ukuvalwa okuphelele kwezikhala eziphezulu, eziseceleni kanye nezansi, ukuxazulula ngokuphelele inkinga yokuvuza komoya endaweni yokuxhuma yezivali zendabuko ezinesendlalelo esisodwa. Esikhathini esizayo, ngokuhlanganiswa okwengeziwe kobuchwepheshe bokuzwa okuhlakaniphile kanye nokulawula okuzenzakalelayo, imichilo yokuvala iminyango yezimboni izothuthukela ekuboshweni okuhlakaniphile nokunembile okuguquguqukayo, kusize izakhiwo zezimboni zifinyelele ukusebenza okuluhlaza okuphezulu kanye nekhabhoni ephansi.
Isikhathi sokuthunyelwe: Juni-08-2026