ʻO ke kaʻina hana hoʻoheheʻe ʻana o ka chrome corundum ua like ia me ke corundum keʻokeʻo, koe wale nō ka hoʻohui ʻia ʻana o kahi nui o ka chrome oxide i ke kaʻina hana hoʻoheheʻe, he poni māmā a he rose paha ke kala. Ma muli o ka hoʻolauna ʻana o Cr3, ua hoʻomaikaʻi ʻia ka paʻakikī o ka abrasive e ka chrome corundum +, ʻo kona paʻakikī he corundum keʻokeʻo kiʻekiʻe, a kokoke i ka paʻakikī o ka corundum keʻokeʻo, hoʻohana ʻia no ka hana ʻana i nā mea ductile nui, ʻoi aku ka kiʻekiʻe o kona pono hana ma mua o ka corundum keʻokeʻo, a ʻoi aku ka maikaʻi o ka ʻili o ka workpiece, ua hoʻololi ʻia ka chromium corundum i ke kila paʻakikī kiʻekiʻe, ke kila alloy, ke ana pololei kiʻekiʻe a me nā ʻāpana mea hana e pono ai ke hoʻopau.
1, ʻo chrome corundum ka pauka alumini oxide ma ke ʻano he mea nui ka maka, i hoʻololi ʻia no ka chromium oxide, ma o ka hoʻoheheʻe ʻana i ka umu arc wela kiʻekiʻe.
2, he poni ke kala, ua like ka paʻakikī me ka corundum keʻokeʻo, ʻoi aku ka paʻakikī ma mua o ka corundum keʻokeʻo. ʻO nā mea abrasives i hana ʻia e ia he lōʻihi maikaʻi a me ka hoʻopau wili kiʻekiʻe.
3, kūpono no ke ana ʻana i nā mea hana, ke kaula mīkini, nā ʻāpana mea hana, ka wili ʻana i nā mea hana kaula a me nā wili pololei ʻē aʻe.
| ʻAlumina Funsed PinkʻOluʻoluNā kikoʻī | |
| ʻUpena | Ka nui o ka ʻāpana awelika ʻo ka liʻiliʻi o ka helu mesh, ʻo ka ʻoi aku ka coarse o ka grit |
| 8 ʻupena | 45% 8 mesh (2.3 mm) a ʻoi aku paha |
| 10 ʻupena | 45% 10 mesh (2.0 mm) a ʻoi aku paha |
| 12 ʻupena | 45% 12 mesh (1.7 mm) a ʻoi aku paha |
| 14 ʻupena | 45% 14 mesh (1.4 mm) a ʻoi aku paha |
| 16 ʻupena | 45% 16 mesh (1.2 mm) a ʻoi aku paha |
| 20 ʻupena | 70% 20 mesh (0.85 mm) a ʻoi aku paha |
| 22 ʻUpena | 45% 20 mesh (0.85 mm) a ʻoi aku paha |
| 24 ʻupena | 45% 25 mesh (0.7 mm) a ʻoi aku paha |
| 30 ʻupena | 45% 30 mesh (0.56 mm) a ʻoi aku paha |
| 36 ʻupena | 45% 35 mesh (0.48 mm) a ʻoi aku paha |
| 40 ʻupena | 45% 40 mesh (0.42 mm) a ʻoi aku paha |
| 46 ʻupena | 40% 45 mesh (0.35 mm) a ʻoi aku paha |
| 54 ʻupena | 40% 50 mesh (0.33 mm) a ʻoi aku paha |
| 60 ʻupena | 40% 60 mesh (0.25 mm) a ʻoi aku paha |
| 70 ʻupena | 45% 70 mesh (0.21 mm) a ʻoi aku paha |
| 80 ʻupena | 40% 80 mesh (0.17 mm) a ʻoi aku paha |
| 90 ʻupena | 40% 100 mesh (0.15 mm) a ʻoi aku paha |
| 100 ʻupena | 40% 120 mesh (0.12 mm) a ʻoi aku paha |
| 120 ʻupena | 40% 140 mesh (0.10 mm) a ʻoi aku paha |
| 150 ʻupena | 40% 200 mesh (0.08 mm) a ʻoi aku paha |
| 180 ʻupena | 40% 230 mesh (0.06 mm) a ʻoi aku paha |
| 220 ʻupena | 40% 270 mesh (0.046 mm) a ʻoi aku paha |
Kromium haʻahaʻa: 0.2 a i 0.45%
Chromium waena: 0.45 a i 1.0%
Chromium kiʻekiʻe: 1.0 a 2.0%
1. Mea kūpaʻa kūpono, paʻakikī kiʻekiʻe a me ka paʻakikī hoʻokala ponoʻī, ʻoiʻoi ka lihi aniani.
2. Paʻa, paʻakikī, kūpaʻa kiʻekiʻe i ke kaomi, kūpaʻa kiʻekiʻe i ka ʻaʻahu, ma lalo o nā kūlana maʻamau, ʻaʻohe hao i loko
3. He hale kūpono no nā noi one pahū pulu a maloʻo
1 no ka mālama ʻana i ka ʻili o ka alumina hoʻoheheʻe ʻia me ka poni: metala oxide, carbide ʻili ʻeleʻele, wehe ʻana i ka ʻili metala a i ʻole ka ʻili metala ʻole, e like me ke kaumaha make eli ʻana i ka ʻōpala, ka hoʻopau ʻana i ka ʻōpala laholio a i ʻole ka wehe ʻana i nā mea hana manuahi, ka ʻili seramika ʻeleʻele, me ka uranium, ka pena hou ʻana.
2. ka mālama ʻana i ka hoʻonani ʻana: nā ʻano gula a pau, nā mea hoʻonaninani gula, nā huahana metala makamae o ka hoʻopau ʻia ʻana a i ʻole ka mālama ʻana i ka ʻili noe, kristal, aniani, corrugated, acrylic a me nā mālama ʻili noe ʻole ʻē aʻe, hiki ke hana i ka ʻili o ka hana ʻana i loko o ka luster metala.
3. Hoʻohana ʻia no ke kālai ʻana a me ka hana ʻana: jade, crystal, agate, nā pōhaku semi-makamae, nā sila, nā pōhaku nani, nā mea kahiko, nā pōhaku kupapaʻu kinikini, nā keramika, ka lāʻau, ka ʻohe, a pēlā aku.
4. Nā mea hana wili pili pololei, e like me ka disc ʻoki lahilahi loa, ka huila ʻoki, ka huila wili.
5. Nā huila wili seramika e like me ka huila wili crankshaft, ka huila wili pola, ka huila wili kīʻaha, kahi hoʻonohonoho, nā mea hana wili seramika, a pēlā aku.
6. E hoʻopili i nā mea hana wili, e like me ka pepa one a me nā huila wili.
7. Nā piliki ahi kiʻekiʻe.
