High Performance Rectangle Door Neodymium Magnets With Two Countersunk Hole

Delivery term:The date of payment from buyers deliver within days
  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2017-09-13 08:42

  • Browse the number:

    90

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Zhejiang South Magnetic Industry Co.Ltd
Contactaixin:

Contactaixin:

southmagnet(Mr.)  

Email:

telephone:

phone:

Area:

Beijing

Address:

Machery Industry zone,Nanma Town,Dongyang Zhejiang China

Website:

http://www.southmagnetss.com/ http://southmagnet.flubberhosts.net/

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Ideal for furniture fixings, hanging artwork and keeping doors and drawers closed, countersunk magnets have one or more countersunk holes that allows them to be fixed to non-magnetic surfaces with a screw.

Product detail

Countersunk magnets with opposite poles on the countersunk face can be used to attract two surfaces or two opposing countersunk magnets with the same pole on the countersunk face can be used to create a damping, shock absorbing or repelling effect. Also available with the south pole on the countersunk face.

Description

20mmX10mmX3mm thick with two 3.5mm diameter countersunks holes.

Each magnets has its north pole on the countersunk face

Coated with three layer of nickel,copper and nickel to reduce corrosion and provide a smooth and clean surface finish

Can be fixed in place with with countersunk screws.

Coating of Sintered Ndfed magnets

Surface

Coating

Thickness(Microns) of coating

color

resistance

Salt spary Test Standard(hours)

Nickel

Ni+Ni
Ni+Cu+Ni                          

10-20um

Bright Silver

Excellent against Humidity

24-48

Black Nickel

Ni+Cu+Ni

10-20um

Bright black

Excellent against Humidity&Salt Spray

48-72

Cr6+Zinc

Zn          

5-8um

Bright Blue

Excellent against Salt Spray

24-48

C-Zn

Shiningcolor

24-72




Cr3+Zinc

Zn          

5-8um

Bright Blue

Good against Salt Spray

16-48

C-Zn

5-8um

Shiningcolor

Excellent against Salt Spray

24-72


Tin

Ni+Cu+Ni+Sn

10-25um

Silver

Superior against Humidity

48-72

Gold

Ni+Cu+Ni+Au

6-10um

Gold

Superior against Humidity

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Ag

Ni+Cu+Ni+Ag

6-10um

Silver

Superior against Humidity

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Epoxy

Epoxy

Ni+Cu+Epoxy  

Zn+Epoxy

10-25um

Black,Grey

Excellent against Humidity&Salt Spray

24-48         48-72        48-72

Passivation

----------

1-2um

Silver Grey

Temporary Protection

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Phosphated

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1-2um

Silver Grey

Temporary Protection

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Remake:1.There is different Salt Spray test results,if the plating technology is different.

       2.Salt Spray Test Results,which is plated by Grinding(Small Size Magnets),better than the one which is coated by Hanging us(Big Size magnets).