Ko ngā wāhanga matua o te kohuke ko te pyroxene, te plagioclase, he iti noa te olivine, te biotite, me ngā iti noa o te magnetite. He pango te tae, ā, he hanganga tino tika. I muri i ngā miriona tau o te koroheketanga, ka noho rite tonu tōna kakano, ā, he tino pumau, he kaha, he pakeke hoki, me te pupuri i te tino tika i raro i ngā kawenga taumaha. He pai mō te mahi hanga ahumahi me te mahi ine taiwhanga.
He maha ngā huarahi hei whakapūmau i tētahi papa māpere. Hei kaihanga papa māpere ngaio, ka whakaatuhia e mātou ngā tikanga tino noa i raro nei.
1. Tikanga Whakatikatika Wiri-ki-te-Whiri
Keria he kōhao 1cm te hohonu ki ngā kokonga e whā o te papa tēpu, ka whakauruhia he mono kirihou. Keria he kōhao ki ngā tūranga e rite ana o ngā whāriki, ka whakawirihia mai i raro. Tāpirihia he papa silicone ngongo-oho, he mowhiti whakakaha rānei. Kia mōhio: Ka taea hoki te keri i ngā kōhao ki ngā pae whakawhiti, ā, ka taea te tāpiri i te piripiri hei whakarei ake i te mahi. Ngā Painga: He kaha kawe kawenga tino pai, he āhua māmā, he pumau hoki. Mā tēnei ka kore e wiri te papa tēpu i te wā e nekehia ana. Ngā Whakaahua Hangarau e Pā Ana: Kauwhata Keri, Kauwhata Tīwiri Maukati
2. Tikanga Tāutanga Mā te whakamahi i ngā hononga raro o te mortise me te tenon (tāmau)
Pērā i ngā hononga mortise me te tenon a te kāmura, me whakamātotoru te māpere i ngā taha e whā. Mena he nui te rerekētanga o te horahanga o te mata i waenga i te papa kaute me te whata, me whakakī me ētahi atu tukanga. He mea noa te whakamahi i ngā whata kirihou me ngā whata rakau. He iti ake te ngāwari o ngā whata rino, ā, he tino mārō rawa, ka kore pea e pumau te papa kaute, ka kino hoki te raro i te wā e nekehia ana. Tirohia te hoahoa.
3. Tikanga Piri
Ka whānui ake ngā waewae e whā o raro hei whakanui ake i te horahanga pa. Kātahi ka whakamahia he kāpia māpere, he kāpia rānei hei whakapiri. Ko ngā papa kaute karāhe te tikanga e whakamahia ana. Me atawhai te mata o raro i ngā mata māpere. Mā te tāpiri i tētahi papa rakau ka ngoikore te mahi kawe kawenga katoa.
Wā tuku: Hepetema-11-2025