Precision Alloy Mag 7904 1j79 Foil 0.05*200mm for Relay

Model NO.: 1j79 Material: Ni,Fe Main Chemical Content: Ni,Mn,Mo Curie Point: 450oc Thermal Conductivity: 13.4W/M. Oc Maximummagneticpermeability: Min.310mh/M Saturationmagneticfluxdensity: 0.73t Trademark: Ualloy Origin: Zhejiang, China Product Type: Foil Carbon Content: Low Carbon Density: 8.6 g/cm3 Thermal Expansion Coefficient (20~100oc): 11.0*10-6 /Oc Initialmagnetic Permeability: Min.40mh/M Coerciveforce: Max.2.0A/M Status: Bright Specification: RoHS, SGS HS Code: 75062000




1. Description
 
Soft Magnetic Alloy is one kind of alloy with high permeability  and low coercivity in weak magnetic field. This kind of alloy is widely used in radio electronics industry, precision instruments, remote control and automatic control system, generally, it is mainly used in energy conversion and information processing.
 
         Chemical Content(%)
 

Mn	Ni	Cr	C	Si	P	S	Fe	Mo
0.85	79.5	0.02	0.01	0.38	0.005	0.003	Bal	3.95

 
 

          Mechanical Properties
 
 
 

Density	8.6 g/cm3
Thermal Expansion Coefficient (20~100ºC)	11.0*10-6 /ºC
Curie Point	450ºC
Volume Resistivity (20ºC)	55μΩ.cm
Thermal Conductivity	13.4W/m. ºC
InitialMagnetic Permeability	Min.40mH/m
MaximumMagneticPermeability	Min.310mH/m
CoerciveForce	Max.2.0A/m
SaturationMagneticFluxDensity	0.73T

 
 
 
 
2.Usage 
It is mostly used in small transformers, pulse transformers, relays, transformer, magnetic amplifier, electromagnetic clutch,the reactor coreand magnetic shielding which work inweak magnetic orsecondary magnetic field.
 
3.Features 
1).Low coercivity and magnetic hysteresis loss;
2).High resistivity and loweddy-currentloss;
3).High initialmagnetic permeability and maximum magnetic permeability;
4).High saturation magnetic flux density;
 
4. Packing detail
 
 1). Coil (plastic spool) + compressed ply-wooden case + pallet 
 2). Coil (plastic spool) + carton + pallet  
 5. Products and services
 
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Fast delivery;

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Product Categories : Precision Alloy