![]() |
|
Portal | PhotoPost Gallery | Register | Blogs | FAQ | Members List | Calendar | Search | Today's Posts | Mark Forums Read |
|
Thread Tools | Display Modes |
#3
|
|||||
|
|||||
![]() I've read it happens because some manufacturers use inferior magnet material and then coat them in an attempt to stop the iron rusting
Once SW penetrates the coating they swell Something to do with the cost of cheap magnets vs rare earth material |
Thread Tools | |
Display Modes | |
|
|