Rods and Rings Used In Loudspeakers Cast Alnico Magnet,alnico 5 LNG40
Quick Detail:
1. Comparatively high magnetic properties
2. Advanced techniques in producing Alnico 5DG( LNG48 LNG52) and Alnico 5-7 (LNG60) Blocks
3. Tight tolerance of thickness as +/-0.05mm
Applications:
Loudspeakers
Specifications:
|
Outer Dia(MM) |
Inner Dia(MM) |
Height (MM) |
|
10-100 |
10-50 |
3-50 |
|
150-200 |
50-100 |
20-100 |
|
Physical Properties of Cast Alnico |
|
|
Curie Temperature () |
760-890 |
|
Max. Operating Temperature () |
450-550 |
|
Resistivity (μohm.cm) |
47-54 |
|
Hardness (Hv) |
520-630 |
|
Density (g/cm³) |
6.90-7.30 |
|
Relative Recoil Permeability (μrec) |
1.70-4.70 |
|
Saturation Field Strength (kOe,kA/m) |
2.7-6.3/215-500 |
|
Temperature Coefficient of Br (%/) |
-0.025 ~ -0.02 |
|
Temperature Coefficient of iHc (%/) |
+0.01 ~ +0.03 |
