20mm x 5mm N42 Disc Neodymium Magnets Super strong Rare Earth Round Magnets Nickel Plated NdFeB Disk Magnets Hobby Lobby

20mm x 5mm N42 Disc Neodymium Magnets Super strong Rare Earth Round Magnets Nickel Plated NdFeB Disk Magnets Hobby Lobby

Specification:
Material : NdFeB magnetic materials
Shape:Round/Disc
Diameter: 20mm
Thickness: 5mm
Grade: N42
Tolerance: +/- 0.05mm
BR:14000-14500 GAUSS
BS:3020 Hcj ≥12 KOe
Hcb≥10.8 KOe
BHmax: 48-51 MGOe
Max Operating Temperature: 80°C / 176°H

Usage:
1. Acoustic field: the speaker, receiver, microphone and so on.
2. Electronics: magnetic relays, meter, sound meter, sensors.
3. Electrical field:  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.Perfect for sticking notes on fridge doors.
7. Models piling, you can use small magnets to connect two widgets.
8. Advertising magnets available to replace the original fixtures, at any time convenient to replace the ad content.
9. Studio, bulk magnet can be used to adsorb screws and other parts, even wrenches and other tools
10. For the overlying metal drawing board for fixing the drawing paper. Magnetic blackboard whiteboard fixed file drawings.
11.Wedding corsage badges, etc., can be replaced with a magnet attracts every other clothes pins, so as not to damage the dress.

Notice:
Be careful fragile and  clip hand, placed in a dry place, stored at room temperature!
This is a seriously powerful magnet and it is totally unsuitable for children!