Mata Pahu Kore-whakarewa Maina
Tono
Ko te mata pahu e whakamahia nuitia ana mō te whakarōpūtanga, te wehenga para, te tirotiro me ētahi atu āhuatanga o te tukanga wehenga kohuke kore-whakarewa. He tino pai mō te mata maku me te rahi o ngā matūriki o te 0.38-5mm. Kua whānuitia te whakamahinga o te mata pahu i roto i ngā ahumahi kohuke kore-whakarewa pērā i
pērā i te quartz, te feldspar me te kaolin, ā, ka taea hoki te whakamahi i roto i te mahi whakarewa, te keri, te ahumahi matū, ngā mea whakakoi, ngā rauemi hanga me ētahi atu ahumahi.
Ngā Āhuatanga Hangarau
◆He hanganga māmā, he pai te whakarōpūtanga, ā, he iti te reiti rahunga.
◆ He māmā noa te whakahaere, he tino tika te whakarōpūtanga, ā, he ngāwari hoki te tiaki.
◆Kāore he pānga, he iti te wiri, he iti te haruru, ā, he roa te ora o te mahi.
◆He ngāwari te whakakapi i te mata mata, ā, ka taea te whakarite i te rahi o te matūriki whakarōpūtanga mā te whakarerekē
te tau o te mata o te mata mata.
◆ Mā te hoahoa whakarara ka taea te tuku i ngā hua taratara me ngā hua angiangi.
◆ Ka taea te whakamahi i te ārai ruku hei whakapai ake i te tika o te ārai me te whakaiti i te pakaru o te mata.






