Obere Bọọlụ
Ndị na-ebu ihe
| Nrụpụta Mba. | NJ | OD | W | Ngosi ibu(KN) | Ọsọ kacha | |
| d | D | B | Dị ike | Static | Mmanụ | |
| mm | mm | mm | Cr | Cor | r/min | |
| 603 | 3.000 | 10,000 | 4.000 | 0,5530 | 0,2030 | 49500 |
| 604 | 4.000 | 12.000 | 4.000 | 1.1700 | 0,4360 | 40500 |
| 605 | 5,000 | 14.000 | 5,000 | 1.1970 | 0,4540 | 40500 |
| 606 | 6.000 | 17.000 | 6.000 | 2.0340 | 0,7560 | 37800 |
| 607 | 7.000 | 19.000 | 6.000 | 2.3580 | 0,9540 | 36000 |
| 608 | 8.000 | 22,000 | 7.000 | 2,9700 | 1.2240 | 34200 |
| 609 | 9.000 | 24,000 | 7.000 | 3.0150 | 1.2690 | 32400 |
| 623 | 3.000 | 10,000 | 4.000 | 1.1700 | 0,4360 | 45000 |
| 624 | 4.000 | 13.000 | 5,000 | 1.5660 | 0,6030 | 38700 |
| 625 | 5,000 | 16.000 | 5,000 | 1.5570 | 0,6030 | 38700 |
| 626 | 6.000 | 19.000 | 6.000 | 2.3580 | 0,9540 | 34200 |
| 627 | 7.000 | 22,000 | 7.000 | 2,9700 | 1.2240 | 32400 |
| 628 | 8.000 | 24,000 | 8.000 | 3.0150 | 1.2690 | 30600 |
| 629 | 9.000 | 26,000 | 8.000 | 4.0950 | 1.7730 | 28800 |
| 633 | 3.000 | 7.000 | 2.000 | 0,2830 | 0,1030 | 61200 |
| 634 | 4.000 | 16.000 | 5,000 | 0,5760 | 0,2030 | 59400 |
| 635 | 5,000 | 19.000 | 6.000 | 2.3580 | 0,9540 | 34200 |
| 636 | 6.000 | 22,000 | 7.000 | 2,9700 | 1.2240 | 30600 |
| 637 | 7.000 | 26,000 | 9.000 | 3.6000 | 1.4220 | 27000 |
| 638 | 8.000 | 28.000 | 9.000 | 0,4095 | 1.7730 | 25200 |
| 639 | 9.000 | 30,000 | 10,000 | 0,4590 | 2.1510 | 23400 |
| 684 | 4.000 | 10,000 | 3.000 | 0,5850 | 0.2120 | 49500 |
| 685 | 5,000 | 11.000 | 3.000 | 0,6430 | 0,2550 | 46800 |
| 686 | 6.000 | 13.000 | 3.500 | 0,9720 | 0,3960 | 43200 |
| 687 | 7.000 | 14.000 | 3.500 | 1.0530 | 0,4590 | 40500 |
| 688 | 8.000 | 16.000 | 4.000 | 1.1250 | 0,5310 | 38700 |
| 689 | 9.000 | 17.000 | 4.000 | 1.5570 | 0,7290 | 36900 |
| 694 | 4.000 | 12.000 | 4.000 | 0,8730 | 0,3240 | 42300 |
| 695 | 5,000 | 13.000 | 4.000 | 0,9720 | 0,3870 | 45000 |
| 696 | 6.000 | 15,000 | 5,000 | 1.5660 | 0,6030 | 42300 |
| 697 | 7.000 | 17.000 | 5,000 | 1.4490 | 0,6430 | 37800 |
| 698 | 8.000 | 19.000 | 6.000 | 2.0160 | 0,8140 | 37800 |
| 699 | 9.000 | 20,000 | 6.000 | 1.9080 | 0,8860 | 36000 |
| R2 | 3.175 | 9,525 | 3,967 | 0,5760 | 0.2020 | 52200 |
| R3 | 4,762 | 12.700 | 3,967 | 1.1790 | 0,4410 | 43200 |
| R4 | 6,350 | 15,875 | 4,978 | 1.3320 | 0,5530 | 58700 |
| R6 | 9,525 | 22.225 | 5.566 | 3.0150 | 1.2690 | 34200 |
Ihe eji ebu
Arụ ọrụ na ntụkwasị obi nke rolling bearings na-emetụta nke ukwuu site na ihe ndị na-emepụta ihe na-emepụta site na BXY mgbanaka na bọọlụ bụ nke dị elu nke GCr15 vacuum-degassed bearing steel.Chemical mejupụtara nke GCr15 na-agba ígwè bụ isi ihe kwekọrọ na ụfọdụ. ihe nnochite anya na-ebu ígwè dị ka chaatị a gosiri n'okpuru:
| Koodu ọkọlọtọ | Ihe onwunwe | Nyocha(%) | ||||||
| C | Si | Mn | Cr | Mo | P | S | ||
| GB/T | GCr15 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 1.40-1.65 | ≦0.08 | ≦0.025 | ≦0.025 |
| DIN | 100Cr6 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 1.40-1.65 | ≦0.030 | ≦0.025 | |
| ASTM | 52100 | 0.98-1.10 | 0.15-0.35 | 0.25-0.45 | 1.30-1.60 | ≦0.10 | ≦0.025 | ≦0.025 |
| JIS | SUJ2 | 0.98-1.10 | 0.15-0.35 | ≦0.50 | 1.30-1.60 | ≦0.025 | ≦0.025 | |
Mbukota ibu
Nkwakọ ngwaahịa anyị na-agbanwekwa nke ukwuu, ebumnuche bụ iji gboo mkpa ndị ahịa dị iche iche. Ngwunye ndị a na-ejikarị eme ihe bụ ndị a:
1.Industrial ngwugwu + mpụta katọn + pallets
2.Single igbe + mpụta katọn + pallets
3.Tube ngwugwu + igbe etiti + katọn elu + pallets
4.Dịka gị chọrọ
Ntụziaka ibu
A na-ekpuchi bearings na onye na-ahụ maka mgbochi ma kechie ya ma hapụ ụlọ ọrụ mmepụta ihe. Ọ nwere ike ịdịgide ruo ọtụtụ afọ ma ọ bụrụ na echekwara ya nke ọma na nke ọma.
1. Debe ebe nwere oke okpomọkụ n'okpuru 60%;
2. Edola ozugbo na ala, ọ dịkarịa ala 20 cm site na ala n'elu ikpo okwu na-etinye nke ọma;
3. Lezienụ anya n'ịdị elu mgbe ị na-akwakọba, na nkwụsị elu ekwesịghị gafere 1 mita.
