Permanent Neodymium Speaker Magnet For Magnet Speaker With Zn Coating
Main Application
Speaker magnet
Specification And Magnetic Parameter
| Grade | Br (mT) | bHc (KA/m) | jHc (KA/m) | BHmax(MGOe) | Br.Temp.Coefficient (%/) | Working Temp.() |
| N35 | 1170-1210 | ≥868 | ≥955 | 33-36 | -0.12 | ≤80 |
| N40 | 1250-1280 | ≥923 | ≥955 | 38-41 | -0.12 | ≤80 |
| N45 | 1320-1380 | ≥876 | ≥955 | 43-46 | -0.12 | ≤80 |
| N48 | 1370-1420 | ≥836 | ≥876 | 46-49 | -0.12 | ≤80 |
| N50 | 1400-1450 | ≥836 | ≥876 | 47-51 | -0.12 | ≤80 |
| 35M | 1170-1210 | ≥868 | ≥1114 | 33-36 | -0.12 | ≤100 |
| 45M | 1320-1380 | ≥994 | ≥1114 | 42-46 | -0.12 | ≤100 |
| 48M | 1370-1420 | ≥1018 | ≥1114 | 45-49 | -0.12 | ≤100 |
| 50M | 1400-1450 | ≥1042 | ≥1114 | 47-51 | -0.12 | ≤100 |
| 35H | 1170-1210 | ≥868 | ≥1353 | 33-36 | -0.1 | ≤120 |
| 38H | 1210-1250 | ≥899 | ≥1353 | 36-37 | -0.1 | ≤120 |
| 40H | 1250-1280 | ≥923 | ≥1353 | 38-41 | -0.1 | ≤120 |
| 42H | 1280-1320 | ≥955 | ≥1353 | 40-43 | -0.1 | ≤120 |
| 46H | 1320-1380 | ≥980 | ≥1274 | 43-47 | -0.1 | ≤120 |
| 35SH | 1170-1210 | ≥876 | ≥1592 | 33-36 | -0.1 | ≤150 |
| 40SH | 1250-1280 | ≥939 | ≥1592 | 38-41 | -0.1 | ≤150 |
| 42SH | 1290-1370 | ≥955 | ≥1592 | 41-45 | -0.1 | ≤150 |
Production Flow Chart
Inspection Dept.
Package
Company office
