D40 x 2/3/5/10/15/20/30 mm
Industrial Magnet
Disc
N33-N52 (M, H, Sh, Uh, Eh, Ah)
Industrial Usage
NdFeB Magnet
D40 X 2/3/5/10/15/20/30 mm
±0.05~0.1mm
7.4-7.8g/cm3
ISO9001, ISO14001 & RoHS
Permanent
22-30 Days
Pallet/Air Carton/Express Packaging
Nickel/Epoxy Resin/Zinc, etc.
Through The Thickness
SYM
Pallet/Air Carton/Express Packaging
Zhejiang, China
8505111000
Product Description
Disc Neodymium Magnets/Cylinder Magnets/Rod Magnets are used for high-performance motors, jewelry clasps, audio equipment, hanging artwork/signs, etc. The normal surface treatment is nickel/zinc plating and black epoxy resin coating.

Product Name | D40 x 2/3/5/10/15/20/30 mm Thin Rare Earth Neodymium Disc Magnets For Sale |
Magnet Shape | Disc Shape |
Dimensions | D40 x 2/3/5/10/15/20/30 mm |
Magnet Material | NdFeB |
Grade | N33-N52 (M, H, SH, UH, EH, AH) |
Tolerance | 0.05mm ~ 0.1mm |
Plating/Coating | Nickel/Epoxy Resin/Zinc, etc. |
Magnetism Direction | Through the thickness |
Country Of Origin | China |
Size Information
As almost all the magnets are customized according to customers' requirement, below we list the maximum size and minimum size we can make for some typical shapes of magnets for your reference.
Magnets Shapes | Max. Size (mm) | Min. Size (mm) | Remarks |
Block | 240 x 100 x 50 | 2 x 2 x 1 | Optional customized countersunk boreholes |
Cylinder/Disc | D240 x 50 | D2 x 1 | |
Ring | OD240 x 50 (ID customized) | D5 x 1 x 1 | |
Arc/Tile | Customized |
Some disc neodymium magnets sizes we made in the chart below for your reference.
Disc Neodymium Magnet Ø4mm, Height 1mm | Disc Neodymium Magnet 3/16" Dia. x 2" Thick |
Disc Neodymium Magnet Ø4mm, Height 1.5mm | Disc Neodymium Magnet 1/4" Dia. x 3/8" Thick |
Disc Neodymium Magnet Ø4mm, Height 2mm | Disc Neodymium Magnet 1/4" Dia. x 1/2" Thick |
Disc Neodymium Magnet Ø4mm, Height 3mm | Disc Neodymium Magnet 1/4" Dia. x 1" Thick |
Disc Neodymium Magnet Ø4mm, Height 4mm | Disc Neodymium Magnet 1/4" Dia. x 1 1/4" Thick |
Disc Neodymium Magnet Ø5mm, Height 3mm | Disc Neodymium Magnet 1/4" Dia. x 1 1/2" Thick |
Disc Neodymium Magnet Ø5mm, Height 4mm | Disc Neodymium Magnet 1/4" Dia. x 2" Thick |
Disc Neodymium Magnet Ø5mm, Height 5mm | Disc Neodymium Magnet 5/16" Dia. x 1/32" Thick |
Disc Neodymium Magnet Ø6mm, Height 1mm | Disc Neodymium Magnet 5/16" Dia. x 3/32" Thick |
Disc Neodymium Magnet Ø6mm, Height 2mm | Disc Neodymium Magnet 5/16" Dia. x 1/4" Thick |
Disc Neodymium Magnet Ø6mm, Height 3mm | Disc Neodymium Magnet 5/16" Dia. x 3/8" Thick |
Disc Neodymium Magnet Ø6mm, Height 4mm | Disc Neodymium Magnet 5/16" Dia. x 1/2" Thick |
Disc Neodymium Magnet Ø6mm, Height 6mm | Disc Neodymium Magnet 5/16" Dia. x 1" Thick |
Disc Neodymium Magnet Ø8mm, Height 4mm | Disc Neodymium Magnet 3/8" Dia. x 1/16" Thick |
Disc Neodymium Magnet Ø8mm, Height 5mm | Disc Neodymium Magnet 3/8" Dia. x 3/8" Thick |
Disc Neodymium Magnet Ø8mm, Height 6mm | Disc Neodymium Magnet 3/8" Dia. x 1/2" Thick |
Disc Neodymium Magnet Ø8mm, Height 8mm | Disc Neodymium Magnet 3/8" Dia. x 5/8" Thick |
Disc Neodymium Magnet Ø9mm, Height 3mm | Disc Neodymium Magnet 3/8" Dia. x 3/4" Thick |
Disc Neodymium Magnet Ø9mm, Height 5mm | Disc Neodymium Magnet 3/8" Dia. x 1" Thick |
Disc Neodymium Magnet Ø10mm, Height 0.6mm | Disc Neodymium Magnet 3/8" Dia. x 1 1/2" Thick |
Disc Neodymium Magnet Ø10mm, Height 5mm | Disc Neodymium Magnet 3/8" Dia. x 2" Thick |
Disc Neodymium Magnet Ø10mm, Height 10mm | Disc Neodymium Magnet 7/16" Dia. x 1/16" Thick |
Disc Neodymium Magnet Ø12mm, Height 4mm | Disc Neodymium Magnet 7/16" Dia. x 3/32" Thick |
Disc Neodymium Magnet Ø12mm, Height 5mm | Disc Neodymium Magnet 7/16" Dia. x 1/10" Thick |
Disc Neodymium Magnet Ø12mm, Height 6mm | Disc Neodymium Magnet 7/16" Dia. x 1/8" Thick |
Disc Neodymium Magnet Ø12mm, Height 8mm | Disc Neodymium Magnet 7/16" Dia. x 3/16" Thick |
Disc Neodymium Magnet Ø12mm, Height 10mm | Disc Neodymium Magnet 7/16" Dia. x 2/10" Thick |
Disc Neodymium Magnet Ø15mm, Height 5mm | Disc Neodymium Magnet 7/16" Dia. x 1/4" Thick |
Disc Neodymium Magnet Ø15mm, Height 8mm | Disc Neodymium Magnet 7/16" Dia. x 3/8" Thick |
Disc Neodymium Magnet Ø20mm, Height 4mm | Disc Neodymium Magnet 7/16" Dia. x 7/16" Thick |
Disc Neodymium Magnet Ø20mm, Height 5mm | Disc Neodymium Magnet 7/16" Dia. x 1/2" Thick |
Disc Neodymium Magnet Ø20mm, Height 6mm | Disc Neodymium Magnet 7/16" Dia. x 3/4" Thick |
Disc Neodymium Magnet Ø20mm, Height 7mm | Disc Neodymium Magnet 7/16" Dia. x 1" Thick |
Disc Neodymium Magnet Ø20mm, Height 8mm | Disc Neodymium Magnet 1/2" Dia. x 1/32" Thick |
Disc Neodymium Magnet Ø20mm, Height 9mm | Disc Neodymium Magnet 1/2" Dia. x 1/16" Thick |
Disc Neodymium Magnet Ø20mm, Height 10mm | Disc Neodymium Magnet 1/2" Dia. x 3/32" Thick |
Disc Neodymium Magnet Ø20mm, Height 12mm | Disc Neodymium Magnet 1/2" Dia. x 1/10" Thick |
Disc Neodymium Magnet Ø20mm, Height 15mm | Disc Neodymium Magnet 1/2" Dia. x 1/8" Thick |
Disc Neodymium Magnet Ø20mm, Height 20mm | Disc Neodymium Magnet 1/2" Dia. x 3/16" Thick |
Disc Neodymium Magnet Ø25mm, Height 3mm | Disc Neodymium Magnet 1/2" Dia. x 2/10" Thick |
Disc Neodymium Magnet Ø25mm, Height 5mm | Disc Neodymium Magnet 1/2" Dia. x 1/4" Thick |
Disc Neodymium Magnet Ø25mm, Height 7mm | Disc Neodymium Magnet 1/2" Dia. x 3/8" Thick |
Disc Neodymium Magnet Ø30mm, Height 3mm | Disc Neodymium Magnet 1/2" Dia. x 1/2" Thick |
Disc Neodymium Magnet Ø30mm, Height 7mm | Disc Neodymium Magnet 1/2" Dia. x 5/8" Thick |
Disc Neodymium Magnet Ø30mm, Height 10mm | Disc Neodymium Magnet 1/2" Dia. x 3/4" Thick |
Disc Neodymium Magnet Ø30mm, Height 15mm | Disc Neodymium Magnet 1/2" Dia. x 7/8" Thick |
Disc Neodymium Magnet Ø35mm, Height 5mm | Disc Neodymium Magnet 1/2" Dia. x 1" Thick |
Disc Neodymium Magnet Ø35mm, Height 20mm | Disc Neodymium Magnet 1/2" Dia. x 1 1/2" Thick |
Disc Neodymium Magnet Ø45mm, Height 30mm | Disc Neodymium Magnet 1/2" Dia. x 2" Thick |
Disc Neodymium Magnet Ø60mm, Height 5mm | Disc Neodymium Magnet 1/2" Dia. x 2 1/2" Thick |
Disc Neodymium Magnet Ø70mm, Height 35mm | Disc Neodymium Magnet 1/2" Dia. x 3" Thick |
Cylinder Magnet 1/8" x 1/2" Neodymium Rare Earth | Disc Neodymium Magnet 9/16" Dia. x 1/32" Thick |
Cylinder Magnet 1/8" x 3/4" Neodymium | Disc Neodymium Magnet 9/16" Dia. x 1/16" Thick |
Cylinder Magnet 5/16" x 1/2" Neodymium | Disc Neodymium Magnet 9/16" Dia. x 3/32" Thick |
Cylinder Magnet Neodymium 3/8" x 3/8" Rare Earth | Disc Neodymium Magnet 9/16" Dia. x 1/10" Thick |
Cylinder Magnet Neodymium 1/2" x 1/2" | Disc Neodymium Magnet 9/16" Dia. x 1/8" Thick |
Neodymium Cylinder Magnet Dia 7/8" x 7/8" | Disc Neodymium Magnet 9/16" Dia. x 3/16" Thick |
5/32" x 3/4" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 9/16" Dia. x 2/10" Thick |
5/32" x 1" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 9/16" Dia. x 1/4" Thick |
Cylindrical Magnet Rare Earth Neodymium 3/16" x 3/16" | Disc Neodymium Magnet 9/16" Dia. x 3/8" Thick |
Neodymium Cylindrical Magnet 3/16" x 1/4" | Disc Neodymium Magnet 9/16" Dia. x 1/2" Thick |
3/16" x 3/8" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 9/16" Dia. x 9/16" Thick |
Cylindrical Magnet Neodymium Rare Earth 3/16" x 1/2" | Disc Neodymium Magnet 9/16" Dia. x 5/8" Thick |
Neodymium Cylindrical Magnet Dia 1/4" x 0.2" Epoxy | Disc Neodymium Magnet 9/16" Dia. x 3/4" Thick |
Cylindrical Magnet 1/4" x 1/4" Neodymium | Disc Neodymium Magnet 9/16" Dia. x 1" Thick |
1/4" x 1/4" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 5/8" Dia. x 1/32" Thick |
Cylindrical Rare Earth Neodymium Magnet N52 | Disc Neodymium Magnet 5/8" Dia. x 1/16" Thick |
3/4" x 3/4" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 5/8" Dia. x 3/32" Thick |
Cylindrical Magnet 3/4" x 1" Neodymium Rare Earth | Disc Neodymium Magnet 5/8" Dia. x 1/10" Thick |
Neodymium Rare Earth Cylindrical Magnet 7/8" x 1" | Disc Neodymium Magnet 5/8" Dia. x 1/8" Thick |
1" x 1" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 5/8" Dia. x 3/16" Thick |
1" x 1-1/2" Neodymium Rare Earth Cylindrical Magnet | Disc Neodymium Magnet 5/8" Dia. x 3/8" Thick |
Disc Magnet 1/4" x 3/16" Neodymium | Disc Neodymium Magnet 5/8" Dia. x 1/2" Thick |
Rare Earth Disc Magnet 5/16" x 1/16" Neodymium | Disc Neodymium Magnet 5/8" Dia. x 5/8" Thick |
5/16" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 5/8" Dia. x 3/4" Thick |
Disc Magnet Neodymium 3/8 x 1/16" | Disc Neodymium Magnet 5/8" Dia. x 1" Thick |
Disc Magnet Neodymium 3/8" x 1/8" | Disc Neodymium Magnet 11/16" Dia. x 1/16" Thick |
Neodymium Disc Magnet 3/8" x 3/16" With #4 | Disc Neodymium Magnet 11/16" Dia. x 1/10" Thick |
3/8" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 11/16" Dia. x 1/8" Thick |
Disc Magnet Rare Earth Neodymium 1/2" x 1/32" | Disc Neodymium Magnet 11/16" Dia. x 1/4" Thick |
Disc Magnet Neodymium Epoxy Coated 1/2" x 1/16" | Disc Neodymium Magnet 11/16" Dia. x 1/2" Thick |
Disc Magnet With #6 Countersink 1/2" x 1/8" | Disc Neodymium Magnet 3/4" Dia. x 1/8" Thick |
Disc Magnet 1/2" x 1/8" | Disc Neodymium Magnet 3/4" Dia. x 3/16" Thick |
Neodymium Rare Earth 1/2" x 3/16" Disc Magnet | Disc Neodymium Magnet 3/4" Dia. x 2/10" Thick |
Disc Magnet 1/2" x 1/4" Epoxy Coated Neodymium | Disc Neodymium Magnet 3/4" Dia. x 3/8" Thick |
Disc Magnet 1/2" x 1/4" Plastic Coated Neodymium | Disc Neodymium Magnet 3/4" Dia. x 1/2" Thick |
1/2" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 3/4" Dia. x 5/8" Thick |
1/2" x 5/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 3/4" Dia. x 3/4" Thick |
1/2" x 5/8" Neodymium Rare Earth Disc Magnet Plastic Coated | Disc Neodymium Magnet 3/4" Dia. x 7/8" Thick |
Neodymium Disc Magnet 1/2" x 3/8" Rare Earth | Disc Neodymium Magnet 3/4" Dia. x 1" Thick |
Disc Magnet 5/8" x 1/16" Neodymium | Disc Neodymium Magnet 3/4" Dia. x 1 1/2" Thick |
5/8" x 3/32" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 3/4" Dia. x 2" Thick |
Disc Magnet Neodymium 5/8" x 1/8" | Disc Neodymium Magnet 13/16" Dia. x 1/32" Thick |
5/8" x 5/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 13/16" Dia. x 1/16" Thick |
3/4" x 1/32" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 13/16" Dia. x 3/32" Thick |
Disc Magnet W/ 3M Adhesive 3/4" x 1/16" Neodymium | Disc Neodymium Magnet 13/16" Dia. x 1/8" Thick |
Neodymium Disc Magnet 3/4" x 1/16" Rare Earth | Disc Neodymium Magnet 13/16" Dia. x 1/4" Thick |
3/4" x 1/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 13/16" Dia. x 1/2" Thick |
3/4" x 3/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 7/8" Dia. x 3/16" Thick |
3/4" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 7/8" Dia. x 1/4" Thick |
Neodymium Rare Earth Disc Magnet 3/4" x 3/8" | Disc Neodymium Magnet 7/8" Dia. x 3/4" Thick |
Neodymium Disc Magnet 3/4" x 1/2" | Disc Neodymium Magnet 7/8" Dia. x 7/8" Thick |
7/8" x 3/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 7/8" Dia. x 1" Thick |
7/8" x 1/2" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 7/8" Dia. x 1 1/8" Thick |
Disc Magnet Neodymium 1" x 1/16" | Disc Neodymium Magnet 15/16" Dia. x 1/32" Thick |
Disc Magnet Neodymium 1" x 1/8" Epoxy Coated | Disc Neodymium Magnet 15/16" Dia. x 3/32" Thick |
Disc Magnet Neodymium Rare Earth 1" x 1/8" N52 | Disc Neodymium Magnet 15/16" Dia. x 1/2" Thick |
1" x 3/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 3/16" Thick |
1" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 1/4" Thick |
1" x 5/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 1/2" Thick |
1" x 3/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 5/8" Thick |
Neodymium Rare Earth Disc Magnet 1" x 1/2" | Disc Neodymium Magnet 1" Dia. x 3/4" Thick |
1" x 3/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 7/8" Thick |
1.26" x 1/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 1" Thick |
1.26" x 1/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 1 1/2" Thick |
1.26" x 3/16" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1" Dia. x 2" Thick |
Disc Magnet Neodymium 1.26" x 1/4" | Disc Neodymium Magnet 1 1/4" Dia. x 1/8" Thick |
1-1/2" x 1/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1 1/4" Dia. x 1/4" Thick |
Disc Magnet Neodymium 1-1/2" x 1/4" | Disc Neodymium Magnet 1 1/4" Dia. x 1/2" Thick |
1-1/2" x 1/2" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1 1/2" Dia. x 1/4" Thick |
1-1/2" x 1" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1 1/2" Dia. x 1" Thick |
1-3/4" x 1/8" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1 1/2" Dia. x 1 1/2" Thick |
1-3/4" x 1/4" Neodymium Rare Earth Disc Magnet | Disc Neodymium Magnet 1 3/4" Dia. x 1/4" Thick |
Disc Neodymium Magnet 1/16" Dia. x 3/4" Thick | Disc Neodymium Magnet 1 3/4" Dia. x 1/2" Thick |
Disc Neodymium Magnet 1/16" Dia. x 1" Thick | Disc Neodymium Magnet 2" Dia. x 1/2" Thick |
Disc Neodymium Magnet 1/8" Dia. x 1/4" Thick | Disc Neodymium Magnet 2" Dia. x 1" Thick |
Disc Neodymium Magnet 1/8" Dia. x 3/8" Thick | Disc Neodymium Magnet 2" Dia. x 2" Thick |
Disc Neodymium Magnet 1/8" Dia. x 7/8" Thick | Disc Neodymium Magnet 2 1/2" Dia. x 1/4" Thick |
Disc Neodymium Magnet 1/8" Dia. x 1" Thick | Disc Neodymium Magnet 2 1/2" Dia. x 1/2" Thick |
Disc Neodymium Magnet 1/8" Dia. x 1 1/2" Thick | Disc Neodymium Magnet 2 1/2" Dia. x 1" Thick |
Disc Neodymium Magnet 1/8" Dia. x 2" Thick | Disc Neodymium Magnet 3" Dia. x 1/8" Thick |
Disc Neodymium Magnet 5/32" Dia. x 1/10" Thick | Disc Neodymium Magnet 3" Dia. x 1/4" Thick |
Disc Neodymium Magnet 3/16" Dia. x 3/4" Thick | Disc Neodymium Magnet 3" Dia. x 1/2" Thick |
Disc Neodymium Magnet 3/16" Dia. x 1" Thick | Disc Neodymium Magnet 3" Dia. x 1" Thick |
Disc Neodymium Magnet 3/16" Dia. x 1 1/2" Thick | Disc Neodymium Magnet 3" Dia. x 1 1/2" Thick |
Neodymium Magnets Production Process

Neodymium Magnets Performance Datasheet

Neodymium Magnets Magnetization Directions

Neodymium Magnets Surface Treatment
Surface Treatment | Process | Thickness | Color | SST | PCT |
(μm) | (Hours) | (Hours) | |||
Nickel | Ni | 10 ~ 20 | Bright Silver | > 24 ~ 72 | > 24 ~ 72 |
Ni+Cu+Ni | |||||
Black Nickel | Ni+Cu+Ni | 10 ~ 20 | Bright Black | > 48 ~ 96 | > 48 |
Cr3+Zinc | Zn | 5 ~ 8 | Bright Blue | > 16 ~ 48 | --- |
Cr3+Zn | Shining Color | > 36 ~ 72 | |||
Sn | Ni+Cu+Ni+Sn | 10 ~ 25 | Silver | > 36 ~ 72 | > 48 |
Au | Ni+Cu+Ni+Au | 10 ~ 15 | Gold | > 12 | > 48 |
Ag | Ni+Cu+Ni+Ag | 10 ~ 15 | Silver | > 12 | > 48 |
Epoxy | Epoxy | 10 ~ 20 | Black/ Grey | > 96 | --- |
Ni+Cu+Epoxy | 15 ~ 30 | > 120 | --- | ||
Zn+Epoxy | 15 ~ 25 | > 120 | --- | ||
Passivation | --- | 1 ~ 3 | Dark Grey | Temporary Protection | --- |
Phosphate | --- | 1 ~ 3 | Dark Grey | Temporary Protection | --- |
Remarks:
1. The SST results differ from coating. In general, Salt Spray Test result for the magnets with barrel plating (normally for small size of magnets), is better than the ones with rack plating (normally for big size of magnets).
2. Salt Spray Test (SST) condition: 5% NaCl, 35°C, continuously spray a certain time, test whether there is corrosion on plating/coating surface.
3. Pressure Cooking Test (PCT) condition: 2 atm, 95% RH (Relative Humidity), 121°C to test the plating/coating adhesion. (Zinc, Passivated/Phosphated, and Epoxy not suitable for PCT).
4. Other test methods for plating/coating: Drop Test, Cross Cut Test, Heating and Spilling Test, Constant Temperature, Humidity Test, etc.
1. The SST results differ from coating. In general, Salt Spray Test result for the magnets with barrel plating (normally for small size of magnets), is better than the ones with rack plating (normally for big size of magnets).
2. Salt Spray Test (SST) condition: 5% NaCl, 35°C, continuously spray a certain time, test whether there is corrosion on plating/coating surface.
3. Pressure Cooking Test (PCT) condition: 2 atm, 95% RH (Relative Humidity), 121°C to test the plating/coating adhesion. (Zinc, Passivated/Phosphated, and Epoxy not suitable for PCT).
4. Other test methods for plating/coating: Drop Test, Cross Cut Test, Heating and Spilling Test, Constant Temperature, Humidity Test, etc.
Physical Properties of Neodymium Magnets
Curie Temperature (°C) | 310~380 |
Maximum Working Temperature (°C) | 80~230 |
Electrical Resistivity (µ.cm) | 110~170 |
Hardness (Hv) | 560~580 |
Density (g/cm3) | 7.4~7.8 |
Relative Recoil Permeability (µrec) | 1.05 |
Saturation Field Strength (kOe/kA/m) | (30-40)/(2,400-3,200) |
Temp. Coefficient of Br (T.C.α (Br)) (%/°C) | -0.12 ~ -0.10 |
Temp. Coefficient of Hcj (T.C.β (Hcj)) (%/°C) | -0.6 |

- Standard Air and Express Packaging

- Standard Sea Packaging

Shipping

-When the gross weight is below 50kgs, we recommend to send it after packed in magnetism shielded cartons by express.
-When the gross weight is between 50-100kgs, it can be sent by express or air.
-When the gross weight is over 100kgs, we recommend to ship it by sea.
Remarks: We have good contract prices with FedEx, DHL, UPS and TNT. Of course you can choose freight collect with your international courier's account no. For air and sea shipping, we have an experienced logistics team to handle the delivery and our own forwarders that we have been cooperating with for many years. If you would like to ask your forwarder to deal with the delivery, it is also okay with us.
Hangzhou Shengyuan Machinery Co., Ltd. is specialized in manufacturing permanent magnets and magnetic assemblies. Our main products include neodymium magnets, SmCo magnets, AlNiCo magnets, ferrite magnets, pot magnets, magnetic hooks, fishing magnets, magnetic lifters, magnetic rods & grates, magnetic pushpins, magnetic tool holders and magnetic chucks, etc. We have a professional R&D team with plenty expertise and a sales team with rich experience in overseas business. Furthermore, all our products are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. Our company's core value is "Building A Good Reputation With Quality Products And Excellent Service".
With the advanced management concepts and experienced team, we have exported our products to many countries and regions all over the world, especially to North America and Europe. Our products enjoy a good reputation among our customers.
We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
With the advanced management concepts and experienced team, we have exported our products to many countries and regions all over the world, especially to North America and Europe. Our products enjoy a good reputation among our customers.
We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
Add.: No. 66, Leda Rd., Xiaoshan Economic & Technological Development Zone, Hangzhou City, Zhejiang Province, 311200 China.
CONTACT US...



1. Factory direct price makes our customers more competitive in the market.
2. OEM and customization is welcome.
3. Quick response to customers.
4. Professional R&D team with extensive expertise in the area of magnets and magnetic assembies . Most of our engineers at least have 10 years experience.
5. Advanced production and inspection equipment.
6. Strict quality control system. ISO9001:2015 and RoHS
7. Experienced logistics team to deal with FOB, CIF and DDU terms.
3. Quick response to customers.
4. Professional R&D team with extensive expertise in the area of magnets and magnetic assembies . Most of our engineers at least have 10 years experience.
5. Advanced production and inspection equipment.
6. Strict quality control system. ISO9001:2015 and RoHS
7. Experienced logistics team to deal with FOB, CIF and DDU terms.
-What information should I provide in my inquiry?
1. Maximum working temperature.
2. Magnet's grade or magnetic flux density at the center.
3. Magnet dimensions and tolerance.
4. Any surface treatment on the magnet?
5. Order quantity.
6. Any special requirements for the packaging and transportation?
3. Magnet dimensions and tolerance.
4. Any surface treatment on the magnet?
5. Order quantity.
6. Any special requirements for the packaging and transportation?
-How soon can I expect to get your reply?
Normally you can receive our reply within 1 hour during our work time 08:00 - 18:00(UTC-8).
Normally you can receive our reply within 1 hour during our work time 08:00 - 18:00(UTC-8).
-How will you ship the samples to me?
We will use international express such as FedEx, DHL, UPS and TNT. We have a good contract price with them.
-What is the normal delivery time for the customized magnet's order?
The normal delivery time is about 20 days.
-How about the payment methods?
We accept T/T, PayPal, Western Union and L/C