
Huna Ihirangi 1 Wāhanga Ratonga 2 Kōwhiringa Hiato PDC 3 Hangarau Hiato PDC...
Nga Motika Tiu, Nga Puna Whakahaere Roro, Nga Utauta Keri Raro, etc.
Te whiriwhiri i nga rauemi hiato me te kaha o te atete me te kaha o te kakahu.
1. Wear resistance: Toharite rōrahi kakahu ōwehenga nui ake i te 400 x 10,000;
2. Heat Resistance: Heat resistance pāmahana kaua e iti iho i te 700℃;
3. Te Whakaaetanga Paanga: Te kaha o te paanga ≥ 40J;
4. Apa Taimana: I raro i te karu (20x te whakanui), karekau he kapiti ka kitea, karekau he koretake e kitea ana, karekau he koha ki te diameter > 0.15mm me te hohonu > 0.15mm e whakaaetia ana, a ko te rahinga morahi o te tapatapahi he <0.15mm.
| rahi | |||||
| Ko te whakauru PDC hiato-atete whakauru | |||||
| 1308 | 1313 | 1608 | 1613 | ||
| diameter (D)mm | 13.44±0.025 | 13.44±0.025 | 15.875±0.025 | 15.875±0.025 | |
| teitei (h)mm | 8.00±0.05 | 13.2±0.05 | 8±0.05 | 13.2±0.05 | |
| matotoru (t)mm | 2.2±0.15 | 2.2±0.15 | 2.2±0.15 | 2.2±0.15 | |
| TaimanaChamfer | |||||
| teitei c1 | 0.3/0.4mm | ||||
| koki a1 | 45° | ||||
| Te koranu koranu uaua | |||||
| teitei c2 | 0.40/0.76mm | ||||
| koki a2 | 45° | ||||