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permendur rod
Grade: 1j22
stable resistance
straight and solid spooling
long life service
samarium cobalt magnets amorphous alloy permendur rod

Precision alloy 1J22
1J22 :It has a High saturation magnetic induction and the high-magnetostriction coefficient.
Main application: Electro-magnet magnetic pole, end welded pipe in magnetron, earphone diaphragm, torque motor rotor, transducer ferrite core.
1. Chemical composition(%)
Grade | C | Si | Mn | P | S | Ni | Co | V | Fe |
1J22 permendur | 0.01 | 0.19 | 0.21 | 0.004 | 0.003 | 0.2 | 50.6 | 1.3 | Bal |
2. Physical properties
Grade |
Density(g/cm3) | Thermal expansion coefficient (10-6/°C) |
Curie point(°C) |
Volume resistivity(μΩ.cm) |
Saturation magnetic stricture coefficient(x10-6) |
1J22 permendur | 8.2 | 8.5(20~100°C) | 980 | 40(20°C) | 60~100 |
3. Magnetic properties
Grade |
Magnetic induction strength in different magnetic field |
Coercive force(A/m) | |||||
B400 | B800 | B1600 | B2400 | B4000 | B8000 | ||
1J22 permendur | 1.6 | 1.8 | 2.0 | 2.1 | 2.15 | 2.2 | 128 |
Product sizes are:
1J22 :It has a High saturation magnetic induction and the high-magnetostriction coefficient.
Main application: Electro-magnet magnetic pole, end welded pipe in magnetron, earphone diaphragm, torque motor rotor, transducer ferrite core.
Detailed specifications:
cold rolling strip: 0.05mm3.0mm×≤420mm
hot forgerd material:diameter5.5mm-250mm,square:40mm240mm×40mm240mm
cold drawing wire 0.1mm18mm
hot rolling plate3.0mm60.0mm×100mm610mm
Seamless tube: φ6mm~φ219mm×0.5mm~18mm
Welded tube:1mm~φ120mm×0.1mm~10mm
Application
High performance magnetic cores such as toroids and stacked laminations
Magnetic shielding to protect sensitive components from extraneous magnetic fields
Magnetic sensors
Current sensors
Any delicate application requiring high permeability magnetic material, with a low coercive field and low losses, in the range from low frequency up to 1MHz








Why Choose SZNK Heating Resistance Alloys
All our raw material is made from prime material, not recycle material. We have more than 25 years experience in manufacturing resistance heating alloys.
In the market, not all the NiCr alloys are with standard chemical composition and stable resistance. Professional and reliable is the soul of our business.
1) We achieve consistent production from smelting to complete products, we are able to supply satisfactory products.
2) We have has the world's advanced level of German ALD - VIDP1000 - 8000KG vacuum induction furnace and wire drawing machines from Japan.
3) With our skilled spooling knowhows, we have successfully magnified the take - up weight on spool. For example, even a superfine wire of 0.04 mm in diameter can be wound and shipped on a 3 - 4 kg bobbin, thus immediately contributing to your productive efficiency.
4) In order to prevent a wire from loosening, we have introduced a developed tension controlled systems into our take - up machine and respooling machine.
We think you can anticipate smooth despooling.
5) Rolling mill with 4 stands in tandem is applied to our ribbons (rolled wires) manufacturing.
Why Us:
•Good quality control in production process, ISO9001:2008,SGS,BV approved.
• Excellent quality and Competitive price, OEM is available.
• Available in an extensive range of stock or custom size.
• The whole process from material to finished products can be traced.
Our Service:
• Your inquiry related to our product & price will be replied within 24hours.
• Well-trained & experienced staff are to answer all your inquiries professional in English of course.
• OEM is highly welcomed. We have strong R&D team here to help.
• Good after-sale service offered, please get back if you got question.

Q1.Do you attend exhibition every year?
A .Yes
Q2.Is there any discount of the nickel wire?
A. Yes. Bigger quantity will get a discount.
Q3.Information needed if I want a quotation?
A Name, Standard, Material Grade(Chemical Composition), Size Quantity, Weight.
Q4. Can we visit your company/factory before place the order?
A. Yes. Welcome anytime
Q5: How does your factory do regarding quality control?
A. Quality is priority. We always attach great importance to quality controlling from beginning to end.
How to contact us?
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