Ko te pepa ngotu mahinga teitei he whakaeke whakahirahira hoki e whakarato ana i te angitu pai ake, te roa o te ora, me te maha o ngā tūtohu papai i runga i te haerenga whānui o ngā tūtohu pepa ngotu, ka rereke ake i ngā pepa ngotu noa i te wā pōpō me te kounga o ngā putanga. Ko tana mahi whakapai ake i te nuinga e ētahi āhuatanga matua, ko te whakamahi i ngā paraihe ngotu kounga teitei, ngā hangarau hononga anō hoki, me ngā taputapu tuwhera kaha. Ko ngā paraihe ngotu, ina heke ki te whakamahi i ngā taraweti pērā i te ceramic alumina, zirconia alumina, i te silicon carbide, kei te mātua tohua mō tā rātou whakarewa, te mata, me te āhua o te whakapiripiri i te wā o te whakamahi, e whakapono ai ko te pepa ngotu e pupuri iana te kaha o te ingoi i runga i te wā roa, e iti ai te maha o ngā panuku tapeka i hiahiatia. Ko ngā kaihono kua whakauruhia he tino pakari ki te wera, ki te wai, ki te wareware, e here ai i te wehe o ngā paraihe kia mau tonu ai te paraihe ki te tuanui me te pakaru pakaru mai i ngā tikanga pepa ngotu ki te pāmahana teitei. Koinei te mea nui rawa atu ina mahi ana ki ngā taraweti whakahirahira pērā i ngā metara, ngā rakau taupua, i ngā taraweti hui tahi, i reka ai te wera e hua ai te pakaru i ngā pepa ngotu noa. Ko te pepa ngotu performance teitei e wātea ana i te rahi o ngā rārangi paraihe, mai i te kauta ki te iti rawa, e āki ai i te katoa o ngā tau o te whakapai ake i te taraweti, mai i te wehe i te taraweti nui ki te mutunga o te whakapai. Ko ana taputapu tuwhera, e māmā ana i te korewa whakakaha rānei, e whakarato ana i te whakaaetanga pai me te pakaru pakaru, e āki ai ia ki te tautohu i ngā takotoranga kīato me te kaha o te whakamahi i ngā mahi pepa ngotu ā-ringa me te hiko. Ko ngā umanga e tākarotia ana e te pepa ngotu mahinga teitei ko te whakapai ake i te motuka me te whakarepair, i whakamahia ai mo te katoa mai i te tāutanga panel tinana ki te whakapai paint; hanga, mō te pepa ngotu i te concrete me te muramura; me te aerospace, i reka ai te tika me te roa o te ora hei whakapai ake i ngā wāhanga rerewā. I tua atu, ko te kōwhiringa tino pai i ngā toihau rakau mō te pepa ngotu i ngā rakau taupua me te veneers, i te whakarato i te ingoi uaua kāore he whatukuhuru. Ko te putanga whānui o te whakamahi pepa ngotu mahinga teitei ko te whakapai ake i te angitu, te iti i ngā taraweti kua whakaputungia, me te kounga o te mutunga, e tino utu tāpiri ana mō ngā whakamahinga paerewa me te umanga kei te kaha o te mahi e kore e taea.