Project Description

AlNiCo Cast Permanent Magnetic Alloys

Alloy

NiCo8/4, AlNiCo9/5, AlNiCo12/6, AlNiCo17/9, AlNiCo37/5, AlNiCo44/5, AlNiCo52/6, AlNiCo26/6, AlNiCo38/11, AlNiCo60/11, AlNiCo36/15, AlNiCo28/10, AlNiCo44/14, AlNiCo72/11, AlNiCo80/12

Specification

GB/T17951-2000

Chemical Composition and Magnetic Properties

AlloyChemical Composition, %Magnetic propertiesTypical density/g.cm-3
AlCoCuNbNiTiFeMaximum eneMax energy product (BH)max, kJ.m-2Magnetic retentivity Br/mTCorecive force Hcb/kA.m-1Corecive force Hci/kA.m-1Relative recovery perameability/μr
Typical valueSpecified minimum value
AlNiCo8/411-130-12-421-280-1Rest852040434.5-5.56.9
AlNiCo9/511-130-52-421-280-1Rest955044476.0-7.0
AlNiCo12/69-130-52-618-240-1Rest11.663052554.0-5.5
AlNiCo17/96-824-343-613-195-9Rest1758080863.0-4.07.3
AlNiCo37/58-923-263-40-114-16Rest37118048493.0-4.57.3
AlNiCo44/58-923-263-40-113-15Rest44120052532.5-4.07.3
AlNiCo52/68-923-263-40-113-15Rest52125055561.5-3.07.3
AlNiCo26/67-925-273-40-313-150-1Rest2690056683.5-5.57.3
AlNiCo38/116-830-363-40-113-154-6Rest388001101121.5-2.57.3
AlNiCo60/116-835-392-40-113-154-6Rest609001101121.5-2.57.3
AlNiCo36/156-838-422-40-113-157-9Rest367001401481.5-2.57.3
AlNiCo28/10*6-824-343-60-113-195-9Rest287501041051.5-2.57.3
AlNiCo44/14*6-835-392-40-113-157-9Rest448001361401.5-2.57.3
AlNiCo72/11**6-834-362-40-113-157-9Rest7210501121141.5-2.57.3
AlNiCo80/12**6-834-422-40-113-157-9Rest8010501201221.5-2.57.3

Physical properties

AlloyL/DTemperature coefficient αBr/%.K-1
LNG403-0.016
4-0.016
8-0.022
LNGT283.6-0.02
8-0.032
LNGT322-0.001
3-0.005
6-0.007
Curie temperature ℃850-890
Maximum working temperature ℃550
Density g/cm-37.3
Hardness HRC45-60

Feature

AlNiCo cast permanent magnetic alloy is one of the most important permanent materials with excellent permanent magnetic properties and temperature stability.

Application

They are widely applied for producing transducers, mini motors, moment appliances, flowmeters, and precision instruments.