40mm x 20mm N52 Super Strong Round Circular Cylinder Rare Earth Neodymium Magnets Nickel Plated Large Neodymium Magnets 
N35 30mm OD x 20mm ID x 2mm Thick Strong Ring Magnet Countersunk Magnet Rare Earth Neodymium Magnet Circular Magnet
$5.99
| Material | NdFeB, Grade N35 |
| Shape | Ring |
| Outrt Diameter | 30 mm |
| Inner diameter | 20 mm |
| Height | 2 mm |
| Tolerance | +/- 0.05 mm |
| Coating | Nickel-plated (Ni-Cu-Ni) |
| Magnetisation | Axial (Poles on Flat Ends) |
| strength | aprox. 2.45kg |
| Max. working temperature | 80°C |
| Weight(1 piece) | 6 g |
Description:
30x20x2mm Strong Ring Magnet Countersunk Magnet Rare Earth Neodymium Magnet
Specification:
| Mateiral | NdFeB |
| Grade | N35 |
| Inner Diameter | 20mm |
| Outer Diameter | 30mm |
| Thickness | 2mm |
| Working Temperature | 80°C |
| Magnetizing Direction | Axial Magnetization |
| Plating Coating | Ni Cu Ni |
| Color | Silver |
Features:
This strong magnet is made of NdFeB, appearance does not rust, usually placed in room temperature,
This strong magnet is made of NdFeB, appearance does not rust, usually placed in room temperature,
the maximum operating temperature is 80 °C, and it never will demagnetization.
Usage:
1. Acoustic field: the speaker, receiver, microphone, alarm, stage audio, car audio and so on.
2. Electronics: permanent magnetic actuator vacuum circuit breakers, magnetic relays, meter, sound meter,
a reed switch, sensors.
a reed switch, sensors.
3. Electrical field: VCM, CD / DVD-ROM, generators, motors, servo motors, micro-motors,motors, vibration motors.
4. Machinery and equipment: magnetic separation, magnetic machinery.
5. Healthcare: medical equipment, magnetic health products and so on.
6. Wedding corsage badges, etc., can be replaced with a magnet attracts
every other clothes pins, so as not to damage the dress.
7. For the overlying metal drawing board for fixing the drawing paper. Magnetic blackboard whiteboard fixed file drawings.
8. Advertising magnets available to replace the original fixtures, at any time convenient to replace the ad content.
9. Models piling, you can use small magnets to connect two widgets.
10. Studio, bulk magnet can be used to adsorb screws and other parts, even wrenches and other tools
Tip:
1. Strong magnets should keep away from Ironware and some easily magnetized iron products, such
as monitors, bank cards, computers, televisions, mobile phones and other.
as monitors, bank cards, computers, televisions, mobile phones and other.
2. Strong magnets should be stored in a dry, heated environment, and need to use of plastic, wood,
cardboard, foam to separated and wrapped.
cardboard, foam to separated and wrapped.
3. Magnets might be interested in water meter ,electric meter, gas meter and some metering equipment
exist some inaccurate affect (such as: if magnets placed near the meter, the meter will slow down).
exist some inaccurate affect (such as: if magnets placed near the meter, the meter will slow down).
Package Included:
1x 30x2mm with Hole 20mm Neodymium Ring Magnet
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