He maha ngā wā e whakamahia ana te momo whakamahana Momo J nā tōna utu iti me te EMF teitei. Ka taea te whakamahi i roto i ngā āhuatanga waikura tae atu ki te 760°C. Mō ngā pāmahana teitei ake, e taunakihia ana kia whakamahia ngā diameter waea nui.
He pai te takirua wera momo J mō te whakawaikura, te whakaiti i te hau kore mahi, te korehau rānei.
| Hua | Te Hanganga Matū/% | Kiato (g/cm3) | Te pūwāhi rewa (ºC) | Ātete (μΩ.cm) | Kaha Kume (Mpa) | |||
| Fe | Cu | Ni | ||||||
| Rino Parakore JP(+) | 100 | - | - | 7.8 | 1402 | 12 | ≥240 | |
| JN(-) Nikara Parahi | - | 55 | 45 | 8.8 | 1220 | 49 | ≥390 | |
2. Ngā pāmahana whakahaere mōrahi
| Waea koranu Dia/mm | Te mahi roa-roa pāmahana/°C | Te mahi wā poto pāmahana/°C |
| 0.3,0.5 | 300 | 400 |
| 0.8,1.0,1.2 | 400 | 500 |
| 1.6,2.0 | 500 | 600 |
| 2.5,3.2 | 600 | 750 |
| Te whakahaere pāmahana/°C | Uara ingoa o EMF hiko wera | Taumata Tuatahi | |
| Manawanui | Te whānuitanga o te EMF | ||
| 100 | 5 269 | ±82 | 5 187-5 351 |
| 200 | 10 779 | ±83 | 10 696-10 862 |
| 300 | 16 327 | ±83 | 16 244-16 410 |
| 400 | 21 848 | ±88 | 21 760-21 936 |
| 500 | 27 393 | ±112 | 27 281-27 505 |
| 600 | 33 102 | ±140 | 32 962-33 242 |
| 700 | 39 132 | ±174 | 38 958-39 306 |
| 750 | 42 281 | ±192 | 42 089-42 437 |
| 760 | 42 919 | ±194 | 42 725-43 113 |
150 0000 2421