Ko te pūnaha tūāpapa kapuraka te mea e whakamahia nuitia ana i te mākete hanga o te Rawhiti o Waenganui, he iti te utu me te ngāwari o te huihui i ngā tūāpapa kapuraka. Ko ngā wāhanga matua o ngā tūāpapa kapuraka ko te kapu o runga, te kapu o raro me te poro.Kapu tihi turanga CuplockE rua ngā momo, ko tētahi he mea hanga mā te hangarau rino maka nodular, ā, e whai ana i te paerewa o QT450-10. Ko tētahi atu he mea hanga mā te hanga, mā te whakamahi i te rauemi #20-#30 maitai. Ko tekapu raro rakaHe mea hanga mā te pēhi ki te rauemi Q235, ā, he mea hanga hoki te poro mā te hanga. He mea whakarewa te kapu o raro ki te tautoko poutū, kotahi te wahi mō ia 600mm; ka whakarewahia hoki te pane o te kaute ki te tautoko whakapae, ā, ka whakaurua ki roto i te kapu o raro i te wā e tāuta ana. Ka taea te tango i te kapu o runga, ā, ka whakamahia hei whakau i te pane o te kaute ki runga. He ngāwari te whakamahi me te penapena i ngā taputapu tūāpapa Cuplock, ka taea e te kaimahi kotahi te hanga ngāwari i te tūāpapa cuplock.

Papa tūāpapa CuplockHe hononga pūnga motuhake tēnei e āhei ai te hono atu ki ngā mema whakapae e whā ki ngā mema pūmau i roto i te mahi kotahi, me te kore e whakamahia he nati me he pūtu, he wēti rānei. E rua ngā kapu e hanga ana i te taputapu raka. Mā te mahi pūnga kotahi o te raka ahurei ka tere, ka maha ngā mahi, ka pai hoki te pūnaha raka mō ngā hanganga hanga, whakahoro me ngā kaupapa tiaki puta noa i te ao.

Papa tūāpapa Cuplocke whā ngā painga:
* He tere te whakatūnga, he iti ake te wā me te kaha: Ko te taumaha paerewa mōrahi ka eke ki te 17.07kg, ko te tere whakatūnga me te wetewete e 3-5 ngā wā tere atu i te tūāpapa noa.
* Kawenga kaha teitei: he hanganga pumau, pono hoki me te mahi tino pai; ka taea e te hononga hononga o te kapuraka te ātete i te piko teitei, te kutikuti me te hurihanga, me te kaha kawenga 15% neke atu i te pūnaha tūāpapa ngongo me te taunga tuku iho.
* Haumaru, pono hoki: Ka taea e te kaha tuaka toru-ahu te whakaputa me te hanganga o te tūāpapa te hanga i te kaha teitei, te pumau pai me te raka aunoa tino pai me te whakatutuki i te whakaritenga o te hanganga haumaru.
* Kāore he raruraru o te tiaki me te whakahaere: Kāore he taputapu korekore, he ngāwari te whakahaere i te pūnaha katoa.