... High quality,low price,fast delivery R Core (Ferrite Rod Core)Ferrite Rods (R Cores) are used as the core ... being saturated because of the open magnetic circuit. Applications:R cores are mainly used as the magnetic cores of ... do not require adjustments as well as magnetic shield. R type, a rod core can easily become a DC ... thickness of 0.2mm to 0.3mm 3. 19 R&D engineers with an average of 10 years industry ...