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Discmagnet Ø 4.0 x 2.0 mm N45 nickel- holds 450 g

Product information "Discmagnet Ø 4.0 x 2.0 mm N45 nickel- holds 450 g"

Technical specifications

Adhesive force: 450 g
Coating: Nickel (Ni-Cu-Ni)
Diameter: 4 mm
Height H: 2 mm
Magnetization direction: axial (parallel to height)
Magnetization quality: N45
Material: Neodymium
Maximum temperature: 80 °C
Tolerance: +/- 0,1 mm
Volume: 25 mm³
Weight|kg: 0,19 g

Technical specifications for magnetization grade N45

Material Remanence Coercivity Energy product Maximum temperature
  Br bHc iHc (BxH)max  
  Gauss (G) Tesla (T) typ. kOe kA/m kOe kA/m MGOe kJ/m 3  
N45 13200-13700 1.32-1.37 10.8-12.5 860-995 ≥  12 ≥  955 43-45 342-358 ≤  80

The product conforms to the European RoHS Community legislation

The product conforms to the European RoHS Community legislation (2002/95/EC - RoHS - Restriction of Hazardous Substances) relating to the use and the employment of certain hazardous substances in electrical and electronic devices.

Safety Notice

NdFeB magnets are hard and brittle. Especially with thinner dimensions / higher adhesive forces, these can easily break or splinter! An uncontrolled impact of two magnets as well as an external, mechanical shock or pressure load should therefore be avoided!

Determination of the magnetic force

The adhesive force of our magnets is determined at room temperature on a polished plate made of steel S235JR (ST37) with a thickness of 10 mm by the vertical withdrawal of the magnet (1kg ~ 10 N). A different value down to -10% compared to the specified value is possible in exceptional cases. In general, the value is exceeded. Please note that for thinner, painted and not absolute plan undergrounds the adhesive force represents only one raction of the specified values.

10 of 16 reviews

Average rating of 4.8 out of 5 stars


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30 September 2015 16:20

Review with rating of 5 out of 5 stars

winzig klein und doch kraftvoll läßt sich dieser Magnet an vielen Stellen fast unsichtbar anbringen

26 October 2015 09:23

Review with rating of 5 out of 5 stars

Wie erwartet

6 November 2015 15:25

Review with rating of 5 out of 5 stars

Perfect

24 June 2016 17:49

Review with rating of 5 out of 5 stars

Benutze ich für das Schalten von Reedkontakten in einer Carrerabahn

24 June 2016 21:49

Review with rating of 5 out of 5 stars

Polaroid-Fotos auf dem Kühlschrank

25 June 2016 11:57

Review with rating of 5 out of 5 stars

Im Modellbau bestens verwendbar

6 September 2016 09:32

Review with rating of 5 out of 5 stars

Verwendung im Modellbau für Modellbauer sehr gute Qualität

26 September 2016 21:29

Review with rating of 5 out of 5 stars

Alles allererste Sahne.

23 January 2018 06:57

Review with rating of 5 out of 5 stars

Top Produkt.

4 February 2018 21:01

Review with rating of 5 out of 5 stars

Perfekt für Fotos