N42 Ring-thin- Sintered Zn Ndfeb Magnet

Name: N42 Ring-thin- Sintered Zn Ndfeb Magnet
Brand: Union Powermagnets Co., Ltd.
Rating: 4.9 (40 reviews)

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10yrs

Ningbo, Zhejiang, China

Manufacturer
OEM service

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Union Powermagnets Co., Ltd.

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Product description

N38SH Ring Magnets is one regular shape of Rare earth magnets and perment magnets.

It is always manufactured via Cutting and grinding ,drilling etc .Ring magnets

have the following important factors such as ,Out diameter.Inner diameter,Thicknes,

etc

Our factory produce and manufacture magnets according to customers design on

shape ,deminsion,grades,coatings etc

To offer you our Block magnets price,please offer the following details :
Magnets grade :from N35 To N52 ,from N Series to UH Series.

Magnets size : Outer Diameter,Inner Diameter,Thickness
Magnetism direction :which direction to oriented The north pole and south pole
Magnets coating :Nickel ,Zn,Black Epoxy,Ag,Au Etc.
Quantities: More mass order quantities. More Lower the prices. Original factory

Ring-thin- Sintered NdFeB magnets

Available Coating Of Sintered NdFeB Magnets

Surface Coating Thickness(Microns)of coating Color Resistance Salt spray Test Standard (hours) Pressure Coating Test Standard (hours)

Passivation 1--2μm Silver Grey Temporary Protection Not available Not available

Nickel Ni+Ni 10--20μm Bright Silver Excellent against Humidity 24 24

Ni+Cu+Ni

Zinc ZN 3--8μm Bright Blue Good Against Salt Spray 24 Not available

C-Zn shining Color Excellent Against Salt Spray 48 Not available

CR3+Zinc ZN 3--8μm Bright Blue Good Against Salt Spray 24 Not available

C-Zn shining Color Excellent Against Salt Spray 48 Not available

Tin Ni+Cu+Sn 10--25μm Silver Superior Against Humidity 48 Not available

Gold Ni+Cu+Au 2--10μm Gold Superior Against Humidity Not available Not available

Ag Ni+Ag 2--10μm Silver Superior Against Humidity Not available Not available

Epoxy Epoxy 10--25μm Black,Grey Excellent Against Humidity & Salt Spray 48 Not available

Ni+Cu+Epoxy Not available

Zn+Epoxy Not available

Available Coating Of Sintered NdFeB Magnets
Surface	Coating	Thickness(Microns)of coating	Color	Resistance	Salt spray Test Standard (hours)	Pressure Coating Test Standard (hours)
Passivation		1--2μm	Silver Grey	Temporary Protection	Not available	Not available
Nickel	Ni+Ni	10--20μm	Bright Silver	Excellent against Humidity	24	24
Nickel	Ni+Cu+Ni	10--20μm	Bright Silver	Excellent against Humidity	24	24
Zinc	ZN	3--8μm	Bright Blue	Good Against Salt Spray	24	Not available
Zinc	C-Zn	3--8μm	shining Color	Excellent Against Salt Spray	48	Not available
CR3+Zinc	ZN	3--8μm	Bright Blue	Good Against Salt Spray	24	Not available
CR3+Zinc	C-Zn	3--8μm	shining Color	Excellent Against Salt Spray	48	Not available
Tin	Ni+Cu+Sn	10--25μm	Silver	Superior Against Humidity	48	Not available
Gold	Ni+Cu+Au	2--10μm	Gold	Superior Against Humidity	Not available	Not available
Ag	Ni+Ag	2--10μm	Silver	Superior Against Humidity	Not available	Not available
Epoxy	Epoxy	10--25μm	Black,Grey	Excellent Against Humidity & Salt Spray	48	Not available
	Ni+Cu+Epoxy					Not available
	Zn+Epoxy					Not available