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Hefei Super Electronics Co., Ltd.
What Are You Looking For?
Black neodymium disc magnets perfect for outdoor applications, epoxy coating is excellent as a barrier for salt air and salt water.
Size :
D8x3mmColor :
BlackOrder(MOQ) :
100pcsLead Time :
Payment :
High Quality Epoxy Coating Small Round Neodymium Magnets
Product Description
Dimensions: 0.31 inch x 0.12 inch (D8x3mm)
Tolerances: ±0.004" x ±0.004"
Plating/Coating: Epoxy coating
Magnetization Direction: Axial (Poles on Flat Ends)
Max Operating Temp: 176ºF (80ºC)
Specification
| Neodymium | Br | Hcb | Hcj | (Bh)max | Tw | ||||
| Grade | mT | kGs | kA/m | kOe | kA/m | kOe | kJ/m3 | MGOe | ℃ |
| N35 | 1170-1220 | 11.7-12.2 | ＞868 | ＞10.9 | ＞955 | ＞12 | 263-287 | 33-36 | ＜80 |
| N38 | 1220-1250 | 12.2-12.5 | ＞899 | ＞11.3 | ＞955 | ＞12 | 287-310 | 38-39 | ＜80 |
| N40 | 1250-1280 | 12.5-12.8 | ＞907 | ＞11.4 | ＞955 | ＞12 | 302-326 | 38-41 | ＜80 |
| N42 | 1280-1320 | 12.8-13.2 | ＞915 | ＞11.5 | ＞955 | ＞12 | 318-342 | 40-43 | ＜80 |
| N45 | 1330-1370 | 13.3-13.7 | ＞915 | ＞11.5 | ＞955 | ＞12 | 342-367 | 41-44 | ＜80 |
| N48 | 1380-1420 | 13.8-14.2 | ＞923 | ＞11.6 | ＞955 | ＞12 | 366-390 | 46-49 | ＜80 |
| N50 | 1400-1450 | 14.0-14.5 | ＞796 | ＞10 | ＞876 | ＞11 | 382-406 | 48-49 | ＜80 |
| N52 | 1430-1480 | 14.3-14.8 | ＞796 | ＞10 | ＞876 | ＞11 | 398-422 | 50-53 | ＜80 |
| 35M | 1170-1220 | 11.7-12.2 | ＞868 | ＞10.9 | ＞1114 | ＞14 | 263-297 | 33-36 | ＜100 |
| 38M | 1220-1250 | 12.2-12.5 | ＞899 | ＞11.3 | ＞1114 | ＞14 | 297-310 | 36-39 | ＜100 |
| 40M | 1250-1280 | 12.5-12.8 | ＞923 | ＞11.6 | ＞1114 | ＞14 | 302-326 | 38-41 | ＜100 |
| 42M | 1280-1320 | 12.8-13.2 | ＞955 | ＞12 | ＞1114 | ＞14 | 318-342 | 40-43 | ＜100 |
| 48M | 1360-1430 | 13.6-14.3 | ＞1027 | ＞12.9 | ＞1114 | ＞14 | 366-390 | 46-49 | ＜100 |
| 50M | 1400-1450 | 14.0-14.5 | ＞1033 | ＞13 | ＞1114 | ＞14 | 382-406 | 48-51 | ＜100 |
| 33H | 1130-1170 | 11.3-11.7 | ＞836 | ＞10.5 | ＞1353 | ＞17 | 247-271 | 31-34 | ＜120 |
| 35H | 1170-1220 | 11.7-12.2 | ＞868 | ＞10.9 | ＞1353 | ＞17 | 263-287 | 33-36 | ＜120 |
| 38H | 1220-1250 | 12.2-12.5 | ＞899 | ＞11.3 | ＞1353 | ＞17 | 287-310 | 36-39 | ＜120 |
| 40H | 1250-1280 | 12.5-12.8 | ＞923 | ＞11.6 | ＞1353 | ＞17 | 302-326 | 38-41 | ＜120 |
| 42H | 1280-1320 | 12.8-13.2 | ＞955 | ＞12 | ＞1353 | ＞17 | 318-342 | 40-43 | ＜120 |
| 45H | 1300-1360 | 13-13.6 | ＞963 | ＞12.1 | ＞1353 | ＞17 | 326-358 | 43-46 | ＜120 |
| 48H | 1370-1430 | 13.7-14.3 | ＞995 | ＞12 | ＞1353 | ＞17 | 366-390 | 46-49 | ＜120 |
| 30SH | 1080-1130 | 10.8-11.3 | ＞804 | ＞10.1 | ＞1592 | ＞20 | 223-247 | 28-31 | ＜150 |
| 33SH | 1130-1170 | 10.3-11.7 | ＞844 | ＞10.6 | ＞1592 | ＞20 | 247-271 | 31-34 | ＜150 |
| 35SH | 1170-1220 | 11.7-12.2 | ＞876 | ＞11 | ＞1592 | ＞20 | 263-287 | 33-36 | ＜150 |
| 38SH | 1220-1250 | 12.2-12.5 | ＞907 | ＞11.4 | ＞1592 | ＞20 | 287-310 | 36-39 | ＜150 |
| 40SH | 1240-1280 | 12.5-12.8 | ＞939 | ＞11.8 | ＞1592 | ＞20 | 302-326 | 36-41 | ＜150 |
| 42SH | 1280-1320 | 12.8-13.2 | ＞987 | ＞12.4 | ＞1592 | ＞20 | 318-342 | 40-43 | ＜150 |
| 45SH | 1320-1380 | 13.2-13.8 | ＞1003 | ＞12.6 | ＞1592 | ＞20 | 342-366 | 43-46 | ＜150 |
| 28UH | 1020-1080 | 10.2-10.8 | ＞764 | ＞9.6 | ＞1990 | ＞25 | 207-231 | 26-29 | ＜180 |
| 30UH | 1080-1130 | 10.8-11.3 | ＞812 | ＞10.2 | ＞1990 | ＞25 | 223-247 | 28-31 | ＜180 |
| 33UH | 1130-1170 | 11.3-11.7 | ＞852 | ＞10.7 | ＞1990 | ＞25 | 247-271 | 31-36 | ＜180 |
| 35UH | 1170-1220 | 11.8-12.2 | ＞860 | ＞10.8 | ＞1990 | ＞25 | 263-287 | 33-36 | ＜180 |
| 38UH | 1220-1250 | 12.2-12.5 | ＞876 | ＞11 | ＞1990 | ＞25 | 287-310 | 36-39 | ＜180 |
| 40UH | 1250-1280 | 12.5-12.8 | ＞899 | ＞11.3 | ＞1990 | ＞25 | 302-326 | 31-41 | ＜180 |
| 28EH | 1040-1090 | 10.4-10.9 | ＞780 | ＞9.8 | ＞2388 | ＞30 | 207-231 | 26-29 | ＜200 |
| 30EH | 1080-1130 | 10.8-11.3 | ＞812 | ＞10.2 | ＞2388 | ＞30 | 223-247 | 28-31 | ＜200 |
| 33EH | 1130-1170 | 11.3-11.7 | ＞836 | ＞10.5 | ＞2388 | ＞30 | 247-271 | 31-36 | ＜200 |
| 35EH | 1170-1220 | 11.7-12.2 | ＞876 | ＞11 | ＞2388 | ＞30 | 263-287 | 33-36 | ＜200 |
| 38EH | 1220-1250 | 12.2-12.5 | ＞899 | ＞11.3 | ＞2388 | ＞30 | 287-310 | 36-39 | ＜200 |
| 28AH | 1040-1090 | 10.4-10.9 | ＞787 | ＞9.9 | ＞2642 | ＞33 | 207-231 | 26-29 | ＜230 |
| 30AH | 1080-1130 | 10.8-11.3 | ＞819 | ＞10.3 | ＞2642 | ＞33 | 223-247 | 28-31 | ＜230 |
| 38AH | 1130-1170 | 11.3-11.7 | ＞843 | ＞10.6 | ＞2642 | ＞33 | 247-271 | 31-34 | ＜230 |
The rare earth small disc magnets are made of high-quality neodymium metal and eopxy coating, more anti-corrosion and anti-oxidation effect compared with traditional nickel coating magnets.
You can use the black neodymium disc magnets when displaying photos, greeting cards working session papers as an aid. Also can help storage things or fixate items like charging cables, fountain pens and sticky notes.
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IPv6 network supported
