New 5mm diameter Neocube ndfeb magnet
Product Description
2014 New 7mm diameter Neocube ndfeb magnet
Number:216 PCS/set
Packing:Plastic bag,tin box
Color:Nickel, black, silver, gold, copper, red, blue, purple, pink, orange, green, glow in the dark etc.
Material:Neodymium, rare earth material
Size:D3, 4, 5, 6, 7, 8, 10, 12, 15mm or as your request
Material Grade of NdFeB magnet:
Magnet N-( N30,N33,N35, N38, N40, N42, N45, N48, N50,N52),
Magnet M-(N33M,N35M, N38M, N40M,N42M, N45M, N48M,N50M),
Magnet H-(N33H,N35H, N38H, N40H, N42H, N44H,N46H,N48H),
Magnet SH-(N30SH, N33SH, N35SH, N38SH, N40SH, N42SH,N45SH),
Magnet UH-( N30UH, N33UH, N35UH, N38UH,N40UH),
Magnet EH-(N28EH, N30EH, N33EH, N35EH,N38EH)
Magnet AH-(N28AH, N30AH, N33AH)
Technical Data Sheet
7mm diameter ball ndfeb magnet
| Surface | Coating | Thinkness(Microns) | Color | Resistance |
| Passivation | 1 | silver grey | Temporary Protection | |
| Nickel | Ni+Ni | 10-20 | bright silver | excellent against humidity |
| Ni+Cu+Ni | ||||
| Zinc | Zn | 8-20 | bright blue | good against salt spray |
| C-Zn | shinny color | excellent against salt spray | ||
| Tin | Ni+Cu+SN | 15-20 | silver | Superior Against Humidity |
| Gold | Ni+Cu+AU | 10-20 | gold | superior against humidity |
| Copper | Ni+Cu | 10-20 | gold | Temporary protection |
| Epoxy | epoxy | 15-25 | black, red, grey | excellent against humidity and salt spray |
| Ni+Cu+epoxy | ||||
| Zn+epoxy | ||||
| Chemical | Ni | 10-20 | Silver grey | excellent against humidity |
| Parylene | parylene | 5-20 | grey | excellent against humidity, salt spray, superior against solvents, gases, fungi and bacteria |
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