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Ceradyne SEMICORE® S2-17B MMPA 24/18 Sm2 (CoFeCuZr)17 Samarium Cobalt Magnet

Category Metal , Electronic/Magnetic Alloy , Nonferrous Metal , Cobalt Alloy
Manufacturer Ceradyne Advanced Ceramics
Trade Name SEMICORE®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Ceradyne SEMICORE® S2-17B MMPA 24/18 Sm2 (CoFeCuZr)17 Samarium Cobalt Magnet.pdf
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Material Notes:
Magnetic alignment parallel to Compaction AxisApplications:Microwave amplifiers and oscillators for airborne equipmentTWT modules for phased array radarSmall motors for severe thermal conditions Hermetic magnetic couplings to replace shaft sealsLightweight generators, usually for aircraftVane actuators for missiles Particle beam focusing, quadrupoles, lenses, wigglers, etc.Magnetic bearings, gyros, vacuum pumps, accelerometers Various mechanisms in disk drives, cameras, tape drives, and miniature loudspeakers and earphones; where small size is important Magnetic alignment parallel to compaction angle.Information provided by Ceradyne Company
Physical Properties Metric English Comments
Density 8.30 g/cc
0.300 lb/in³
Thermal Properties Metric English Comments
CTE, linear 7.00 µm/m-°C

@Temperature 20.0 °C
3.89 µin/in-°F

@Temperature 68.0 °F
Thermal Conductivity 10.5 W/m-K
72.5 BTU-in/hr-ft²-°F
Electrical Properties Metric English Comments
Electrical Resistivity 0.0000500 ohm-cm
0.0000500 ohm-cm
Magnetic Coercive Force, Hc >= 1800 Oe
>= 1800 Oe
Intrinsic
8400 - 9000 Oe
8400 - 9000 Oe
Magnetic Remanence, Br 9000 - 9600 Gauss
9000 - 9600 Gauss
Magnetic Maximum Energy Product, BH 20 - 23 MGOe
20 - 23 MGOe
Curie Temperature 800 °C
1470 °F
Descriptive Properties Value Comments
Room Temperature Compensation, RTC, %/°C -0.03
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