Mo te mira pire KAHL (Ka mate Flat): KAHL38-780, KAHL37-850, KAHL45-1250, etc.
1. Rauemi o te mowhiti mate: X46Cr13/4Cr13 (kowiri tira), 20MnCr5/20CrMnTi (konumohe maitai) whakaritea rānei
2. Te pakeke o te mowhiti mate: HRC54-60.
3. Ko te whānui o te mowhiti mate ka taea te: 1.0 mm ki te 28 mm
4. Ko te momo mate matūriki ka taea te: pokepokea porowhita, mate papatahi rānei
5. Ka taea e te diameter o waho te tae ki te 1800 mm
Ko te mata paraharaha o te mira pere tetahi o ngā wāhanga matua o te mira pere. He kōpae me ngā kōhao kei roto e panaia ana te rauemi mata mā roto i raro i te pēhanga teitei hei hanga pere. Ko ngā kōhao o te mata paraharaha te mea e whakatau ana i te rahi me te āhua o ngā pere. Anei ētahi kōrero matua mō te mata paraharaha o te mira pere:
1. He mea hanga te mata papatahi o te mira pire ki ngā rauemi ātete-mau pērā i te maitai, te maitai koranu rānei, nā te mea ka taea e ia te whakahaere i ngā rauemi whakakoi i raro i te pēhanga teitei.
2. He maha ngā kōhao o te mata papatahi, he whānui motuhake. I te pana a ngā roera o te mira pirepire i ngā rauemi mā roto i ngā kōhao, ka hangaia hei pirepire me te rahi e hiahiatia ana.
3. Ka rerekē pea te hoahoa o te mate papatahi me te maha o ngā kōhao i runga i te rahi me te kaha o te mira pere. Tērā pea he maha ngā mate papatahi e mahi tahi ana i ngā mira pere nui.
4. Ka huri te mata papatahi i te tere teitei, ā, ka mahi tahi me ngā huihuinga roera e pēhi ana i te rauemi mā roto i ngā kōhao mata.
5. Me tiaki tonu te mata papatahi, ā, me whakakapi i ia wā, i ia wā, nā te mea ka pakaru i te pēhanga nui me te karawarawa. Mā ngā kōhao koi o te mata ka āwhina i te tapahi i ngā rauemi, ka puta hoki he pire kounga pai.