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Rulon Bearings

PPT BP18 NiZn Ferrite Powder
Categories: Ceramic; Oxide

Material Notes: Uses: EMI Suppressors, Wave Absorbing Tiles, Impeders, Multi-Hole Connectors, Inductors, Transformers, Converters, Choke Coils, Antennas

Electromagnetic characteristics were tested on toroid with a HP4294A.

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Physical PropertiesMetricEnglishComments
Bulk Density 1.50 g/cc0.0542 lb/in³typical
Water Absorption at Saturation 0.30 %0.30 %
Particle Size 120 µm120 µmmedian granule size
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1e+7 ohm-cm1e+7 ohm-cm
Magnetic Coercive Force, Hc 8.9 Oe8.9 Oe
Magnetic Remanence, Br 800 Gauss800 Gauss
Curie Temperature 500 °C932 °F
 
Thermal PropertiesMetricEnglishComments
Shrinkage 12 %12 %
 
Processing PropertiesMetricEnglishComments
Sintering Temperature 1260 °C
@Time 7200 sec
2300 °F
@Time 2.00 hour
 
Descriptive Properties
Flux Density Bs1800 GaussField Strength = 40 Oe
Initial Permeability, µi18
Q Factor (w/ 10 turns)25010 MHz

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