4 x 2.5mm Diametric
4mm x 2.5mm Diametrically Magnetized Disc Magnet Neodymium Round Magnets N35 Rare Earth Radial Magnets (100 Pack)
$14.89
| Material | NdFeB, Grade N35 |
| Shape | Disc / Cylinder |
| Diameter | 4 mm |
| Height | 2.5 mm |
| Tolerance | +/- 0.05 mm |
| Coating | Nickel-plated (Ni-cu-Ni) |
| Magnetisation | Diametrically Magnetized |
| strength | approx. 380g |
| Max. working temperature | 176°F (80°C) |
| Weight(1 piece) | 0.27 g |
These magnets are sold in packs of 100. Order a quantity of 1 and get 100 magnets. Order a quantity of 2 and get 200 magnets. Order a quantity of 3 and get 300…
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4mm dia x 2mm thick Diametrically Magnetized Neodymium Disc Magnets N35 Nickel-Plated Rare Earth Radial Magnets for Sale Round Magnet Amazon for Crafts where to find earth magnets 4×2.5mm
- 4 mm diameter x 2.5 mm thickness
- Each magnet’s north and south pole are on opposite 2.5mm thickness faces
- Each magnet can support a steel weight of up to 0.36kg vertically from the magnetic face when in flush contact with a mild steel surface
- Excellent resistance to demagnetisation
- Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth and clean finish
| Technical information | |
|---|---|
| Model ID | D4x2.5mm DIA |
| Material | NdFeB, Grade N35 |
| Shape | Rod / Cylinder |
| Type | Permanent |
| Composite | Neodymium Magnet |
| Diameter | 4 mm |
| Height | 2.5 mm |
| Tolerance | +/- 0.05 mm |
| Coating | Nickel-plated (Ni-Cu-Ni) |
| Magnetisation | Diametrically Magnetized |
| strength | approx. 360g |
| Max. working temperature | 176°F (80°C) |
| Curie temperature | 310 °C |
| weight(1 piece) | 0.27 g |
| Residual magnetism Br | 13700-14200 G, 1.37-1.42 T |
| Coercive field strength bHc | 10.8-12.5 kOe, 860-995 kA/m |
| Coercive field strength iHc | ≥12 kOe, ≥955 kA/m |
| Energy product (BxH)max | 35MGOe |
These small diametrically magnetized cylinders are great for use with Hall Effect Sensors. The poles are located on the sides of the cylinders, so they will attract each other as shown in the bottom picture.
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