kāpara whakamāmā prepreg karapuna
Ko te āhua kaha o te paraihe kārihi kaha e whakakaha ana i te hanganga o te kaha o te kārihi kaha me ngā pūnaha huinga paraihe. Ko tēnei taputapu hui tino kaha te whakakaha i te tauwhāinga o te kaha ki te taumaha, e whai ana i ngā mahi katoa. Ko te tikanga hanga he whakahaere tikangia te ihirangi paraihe me te tōwāhi ake i te rāwekenga, e hua ai he hua tata, tūturu hoki. Ko te āhua o te paraihe kua oti te whakauru kia tino pai ai te ōwekenga o te kārihi ki te paraihe, ka whakakore i ngā rerekētanga e mōhiotia ana ki ngā tikanga o te paraihe māuiui. Ko ēnei taputapu he paraihe thermoset te nuinga o te wā e whakapai ai i raro i ngā tikanga tāwhai me te pēhi, e hanga ai i ngā hanganga tino kaha me te taumaha māmā. Ko te whārite o te āhua kaha o te paraihe kārihi kaha e whakawātea ana ki te maha o ngā whakamahinga, mai i ngā wāhanga hāhi me ngā wāhanga motukā ki ngā taputapu hākinakina me ngā taputapu umanga. Ko tana āhua e āwhata ana ki ngā āhua pīroiroi ake i te mea e whai mana ana i te kaha o te hanganga kua whakarewa i te hoahoa hua me ngā whaitua hanga. Ko te kaha ake o te taputapu me te tūturu o te taumaha e tino tika ana mō ngā whakamahinga tino kaha kei te nui te here o te taumaha engari kāore he whakakaha. Ko ngā pūnaha paraihe kārihi kaha o te wā kua whakauru hoki i ngā tikanga paraihe matua e whakapai ai i ngā āhua o te tukatuka, te whakapai ake i te aro ki te taiao, me te whakapai ake i te kounga o te āhua o te āpiti.