10pcs N35 20x10x4mm Block Countersunk Magnets Neodymium Magnets with 2 Holes
$16
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Description
10pcs N35 20x10x4mm Strong Block Magnets Rare Earth Neodymium Magnets Countersunk Magnets With 2 Holes
Specifications
Material:NdFeB magnetic materials
Grade:N35
Surface:Nickel plating
Operating temperature:≤80℃
Force:5kg
Gauss:2800
Size:20x10x4mm
Hole:5mm (2pcs)
Quantity:10pcs
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.
3. Electrical field:VCM, CD / DVD-ROM, generators, motors, servo motors, micro-motors,motors, vibration motors.
4. Machinery and equipment:magnetic separation, magnetic crane, magnetic machinery.
5. Healthcare:MRI scanners, 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
Warning
1. Do not allow children to play with them unsupervised as they could get injured.
Especially pay attention to the samll magnets , please place in somewhere children can’t reach.
2. Care should be used when handling two magnets as they can pull together with such force that pieces of the magnets can splinter off and cause injury.
Keep the magnets away from pacemakers and magnetic storage devices such as mobile phones, bank cards and computers.
Note
1.Picture can not determine the polarity of the magnet,you can judge as follows
Method 1:the magnet with a thin wire hanging up, you can freely rotate in the horizontal plane, still will point to the north south direction, the north end of the N pole, the other end of the S pole
Methods:two magnet end and small needle N known polar repulsion is close to N, S is very attractive
2.Please forgive the magnet will have 2-3mm error
| Weight | 0.038 kg |
|---|
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