Super Strong Sintered Block NdFeB Magnets

1.Item name: Super Strong Sintered block Ndfeb Magnets
2.size:Acm*Bcm*Ccm
3.Shape: block
4.Grade:N35, N38, N40, N42, 35H
5.Tolerance: +/- 0.05mm
6.Coating:Ni-Cu-Ni
7.Application: Motor, sensor, speaker etc

Function

Product Info
 1.Item name: Super Strong Sintered  block Ndfeb Magnets
 2.size:Acm*Bcm*Ccm

 3.Shape: block

 4.Grade:N35, N38, N40, N42, 35H
 5.Tolerance: +/- 0.05mm
 6.Coating:Ni-Cu-Ni 
 7.Application: Motor, sensor, speaker etc 

 

Product features:
 1. High energy ranging from 8MGOe to 48MGOe with wondrerful coercive force. 
 2. Less expensive, and mechanically stronger and less brittle than SmCo 
 3. For most applications, coating or plating is recommended. 
 4. Advantages: 
 A) High energy 
 B) Very high Hc and Hci output 
 C) More economical than SmCo 
 D) Wonderful performance at ambient temperature
  
Physical Properties of sintered Neodymium Magnet:

Density

7.4~7.6g/cm3

Curie Temperature

310~340℃

Electrical Resistivity

114μΩ.cm

Relative recoll permeability

1.05

Thermal Conductivity

8.95W/m.k

Vicker hardness

600Hv

Temp.Coeff.of Br

Normal:-0.12%/℃

T grade:-0.11%/℃

LT grade<-0.10%/℃

Temp.Coeff.of HC

Normal:-0.72~-0.65%/℃

T grade:-0.65~-0.50%/℃

LT grade<-0.50%/℃


Coatings to choose
 Zn,Ni-Cu-Ni ,Ni-Sn, Epoxy, Passivation and so on; 

Type

Thickness

Colour

Operating temperature

PCT

SST

Characteristics

Ni-Cu-Ni
     Electroplating

10-30μm

Silver

250℃

48hrs

72hrs

Excellent environmental
     suitability,
     suitable for cleanroom

Electroplating
     Ni-Sn

10-30μm

Semi-bright
     Silver

160℃

48hrs

72hrs

Excellent environmental
     suitability with good
     conductivity,suitable for
     electronic equipment

Electroplating
     Zn

8-15μm

Silver
     White-blue
     Rainbow

160℃

/

24hrs

Good environmental suitability
     for most cases.rainbow Zinc is
     the best one in zinc
     electroplating

Epoxy

8-15μm

Dark or grey

120℃

24hrs

72hrs

Salt spray and humidity resistance

Phosphating

/

Light grey

/

/

/

Short term anti-corrosion,
     transpotation and storage


Packaging & Delivery:
 1.Packaging Details:Air package,sea package,standard package,shielding package to pass through the security at the airport, custom suffocating free wooden case for sea transportation. Of cause,all of our package are customized.
 2.Delivery Time: 20-30 Days

Hot Tags: super strong sintered block NdFeB magnets, China, manufacturers, suppliers, factory, wholesale, customized
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Address: Room 1907, 19/F, Lee Garden One, 33 Hysan Avenue, Causeway Bay, Hong Kong

Tel:

Fax:

E-mail: business@i-gauss.com

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