Tapahi Mira HSS

He taputapu tapahi motuhake ngā mira mata HSS (High Speed ​​​​Steel) i hangaia mō te miihini mata, arā, te miihini i tētahi mata papatahi i te pito o tētahi mea mahi. Ko ngā āhuatanga matua e whai ake nei o ngā mira mata maitai tere-teitei:

1. Hanganga maitai tere-teitei

2.Te huri tika

3. Kei te wātea ngā mira mutunga maitai tere-rahi i roto i ngā rahi me ngā whirihoranga rerekē hei whakatutuki i ngā whakaritenga mata pito rerekē, me te whakarato i te ngāwari ki ngā mahi tukatuka.

4. He pai mō ngā taputapu mīhini me ngā momo whirihoranga porowhita

5. Mā te hoahoa o te taputapu ka pai ake te pakari o te taputapu, ka mau tonu hoki te tika me te pumau i te wā e tukatukahia ana te mata o te pito.