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:
2017-12-20 20:41
- Browse the number:
79
- Zhejiang South Magnetic Industry Co.Ltd By certification [File Integrity]
-
Contact:
southmagnet(Mr.)
- Email:
- Telephone:
- Phone:
-
Area:
Beijing
-
Address:
Machery Industry zone,Nanma Town,Dongyang Zhejiang China
- Website: http://www.southmagnetss.com/ http://southmagnet.keithjevans.com/
Product details
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 |
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 |
----------- |
Ag |
Ni+Cu+Ni+Ag |
6-10um |
Silver |
Superior against Humidity |
----------- |
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 |
-------- |
Phosphated |
----------- |
1-2um |
Silver Grey |
Temporary Protection |
-------- |
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).
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