Place of Origin : Zhejiang
Brand Name : Hongrui
Certification : ISO9001 & TS16949
Model Number : N-B-1
Magnetism direction : Axially Magnetized,Diametrally Magnetized,Multi-poles Magnetized
Coating/ Plating : Nickel (Ni) , Zinc (Zn), Black epoxy or others
Grades : N33, N35, N38, N40, N42, N48, N50, N52 (M, H, SH, EH, UH,AH)
Size : according to customers' request
Standard Tolerance : +/-0.1mm
Application : Industrial Magnet
Composite : NdFeB Magnet
Type : Permanent
Processing : sintered ndfeb magnet
ODM : acceptable
density : 7.6g/cm3
MOQ : 1000pcs
Price : 1USD
Packaging Details : Standard air and vessel package or according to customers' request
Delivery Time : 15days
Payment Terms : 50% deposit & 50% before shipment
Supply Ability : 500000pcs/month
NdFeB magnet
1.Grades
Grades | N35-N52 | N35M-N50M | N35H-N48H | N35SH-N45SH | N30UH-N40UH | N30EH-N38EH |
W T | 80°C/60°C | 100°C | 120°C | 150°C | 180°C | 200°C |
- The grades like N48-N52 could meet your requirement on strong power
- Standard one like N35 or N38 is okay for your normal applications
- If you have requirement on the working temperature, please note it.
2.Shapes and Sizes
Block / Bar | Length x Width x Thickness |
Disc / Cylinder | Diamter x Thickness |
Ring | External Diamter x Internal Diameter x Thickness |
Irregular | According to customer's size or drawing request. |
3. Coatings / Platings
Others Choices:Zinc, gold, silver, epoxy, parylene, etc.
Coating and Corrosive Resistance of Sintered NdFeB | ||||||
Surface | Coating | colour | Thickness(um) | Resistance can be | Corrosive Resistance | |
PCT Test | Salt Spray Test | |||||
Nickel | Ni/NiCuNi | Silver | 10-20 | 48h/72h | 72h | excellent |
Zinc | blue zinc/colour zinc | brightblue/shinyblue | 8-20 | 24 | 24 | good |
epoxy | epoxy/NiCu+Epoxy | black/grey | 15-25 | 48 | 96 | excellent |
Tin | NiCuSn | silver | 15-20 | 72 | 72 | superior |
Parylene | Parylene | grey | 15-25 | 96 | 200 | superior |
Teflon | Teflon | grey | 10-20 | 12 | 24 | superior |
Phosphorization | - | grey | 1-2 | - | - | temporary protection |
Passivation | - | grey | 1-2 | - | - | temporary protection |
Note: If you have requirement of PCT and Salt Spray Test requirement, please inform us.
4. Magnetism orientations
NdFeB arc-segment Magnet Sintered Ndfeb N35 With Bright Nickel Plating Images |