Table 2.
Factors that affected attractive magnetic force based on reviewed articles.
| No | Factors affected attractive force | Study | Year |
|---|---|---|---|
| 1 | Temperature | Chao [14] | 2005 |
| Ohashi [15] | 2007 | ||
| Boeckler [17] | 2009 | ||
| Akin [9] | 2013 | ||
|
| |||
| 2 | Corrosion | Yiu [5] | 2004 |
| Akin [9] | 2013 | ||
| Kusumadewi [26] | 2021 | ||
|
| |||
| 3 | Keeper surface morphology | Ohashi [15] | 2007 |
|
| |||
| 4 | Type of magnet (circuit system, alloy, and shape) | Akin [18] | 2011 |
| Lee [23] | 2017 | ||
|
| |||
| 5 | Keeper-assembly size | Hasegawa [19] | 2011 |
| Kang (J Magn, 2019; 24 : 733–8) [25] | 2019 | ||
|
| |||
| 6 | Inclination | Yang [20] | 2011 |
|
| |||
| 7 | Insertion-removal cycle | Chung [21] | 2011 |
| Hao [22] | 2014 | ||
| Kang (J Magn, 2019; 24 : 733–8) [25] | 2019 | ||
| Kang (Materials, 2019; 12:1–12) [24] | 2019 | ||
|
| |||
| 8 | Gliding/loading cycle | Huang [16] | 2008 |
| Chung [21] | 2011 | ||
|
| |||
| 9 | Number of magnets | Lee [23] | 2017 |
|
| |||
| 10 | Crosshead speed | Kang (J Magn, 2019; 24 : 733–8) [25] | 2019 |
|
| |||
| 11 | Force direction | Lee [23] | 2017 |