1J87/1J88/1J89/1J90/1J91 alloy have high initial permeability, high hardness, high resistivity, and magnetic properties are not sensitive to stress, good resistance to abrasion
Main applications: Each kind of magnetic tape head of magnetic band device, chip as well as recorder, ferrite core of high frequency component
Specification/size
Strip(thickness*width ): 0.05mm~3.0mm*≤ 420mm
Bar: Round: Φ 5.5mm~250mm, square: 40mm~240mm*40mm~240mm
Wire: Φ 0.1mm~18mm
Plate(thickness*width*length): 3.0mm~60.0mm*1000mm*2000mm
Seamless tube: 6mm~219mm(OD)*0.5mm~18mm(WT)
Welded tube: 1mm~120mm(OD)*0.1mm~10mm(WT)
Brands |
Chemical analysis (%) |
Others |
C |
S |
P |
Mn |
Si |
Ni |
Cr |
Co |
M0 |
Cu |
Al |
Nb |
Fe |
≤ |
1J87 |
0.03 |
0.020 |
0.020 |
0.30~0.60 |
≤O.30 |
78.5~ 80.5 |
|
|
1.6~ 2.2 |
|
|
6.5~7.5 |
|
|
1J88 |
O.03 |
O.020 |
O.020 |
≤0.60 |
≤O.30 |
79.5~ 80.5 |
|
|
|
|
|
7.5~ 9.0 |
|
|
lJ89 |
0.03 |
O.020 |
O.020 |
O.50~1.00 |
≤O.30 |
78.5~ 80.5 |
|
|
3.5~ 4.5 |
|
|
3.0~ 3.6 |
|
Ti:1.8 ~2.8 |
lJ90 |
0.03 |
0.020 |
O.020 |
≤0.60 |
≤O.30 |
79.O~80.O |
|
|
1.8~2.2 |
|
O.40~ 0.60 |
4.8~ 7.2 |
|
|
1J91 |
0.03 |
O.020 |
O.020 |
≤O.60 |
≤O.30 |
78.5~80.O |
|
|
|
|
O.90~ 1.20 |
7.7~8.4 |
|
|
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;