
Our Precision 1J36 wire is a top-tier soft magnetic alloy designed to deliver rock-solid performance in relay cores and other high-precision applications. With its high permeability and low core losses, it’s the go-to choice for industries like electronics, telecom, and automotive. Let’s dive into what makes this wire a standout, explore its role in today’s fast-moving markets, and show why our company is your best partner for this advanced material.
For more details, pls directly contact us.
Our 1J36 wire is a nickel-iron alloy with ~36% nickel, engineered for exceptional magnetic properties. It boasts an initial permeability of up to 100,000, low coercivity (4–10 A/m), and near-zero magnetostriction, making it perfect for stable relay cores. Available in diameters from 0.1mm to 2.0mm and in soft or annealed conditions, this wire is fully customizable to fit your project’s specs. Whether you’re building reliable relays or shielding sensitive electronics, our 1J36 wire ensures top efficiency and consistent performance.
Alloy Composition Table
Alloy Grades | C | S | P | Mn | Si | Ni | Cr | Co | Mo | Cu | Al | Nb | Fe | Other Elements |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1J06 | 0.04 | 0.015 | 0.015 | ≤0.10 | ≤0.15 | - | - | - | - | - | 5.5-6.5 | - | Rest | - |
1J12 | 0.03 | 0.015 | 0.015 | ≤0.10 | ≤0.15 | - | - | - | - | - | 11.6-12.4 | - | Rest | - |
1J17 | 0.03 | 0.02 | 0.02 | ≤0.60 | ≤0.20 | - | 15.5-16.5 | - | - | - | - | - | Rest | - |
1J18 | 0.03 | 0.02 | 0.02 | 0.3-0.7 | ≤0.15 | 0.5-0.7 | 17-18.5 | - | - | - | - | - | Rest | Ti: 0.3-0.7 |
1J22 | 0.04 | 0.02 | 0.02 | ≤0.3 | ≤0.3 | ≤0.5 | - | 49-51 | - | ≤0.2 | - | - | Rest | V: 0.8-1.8 |
1J30 | 0.04 | 0.02 | 0.02 | ≤0.40 | ≤0.30 | 29.5-30.5 | - | - | - | - | - | - | Rest | - |
1J36 | 0.03 | 0.02 | 0.02 | ≤0.60 | ≤0.20 | 35.0-37.0 | - | - | - | - | - | - | Rest | - |
1J38 | 0.03 | 0.05 | 0.02 | 0.3-0.6 | 0.15-0.3 | 37.5-38.5 | 12.5-13.5 | - | - | - | - | - | Rest | - |
1J46 | 0.03 | 0.02 | 0.02 | 0.6-1.1 | 0.15-0.3 | 45.0-46.5 | - | - | - | ≤0.2 | - | - | Rest | - |
1J50 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | 0.15-0.3 | 49-50.5 | - | - | - | ≤0.2 | - | - | Rest | - |
1J51 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | 0.15-0.3 | 49-50.5 | - | - | - | ≤0.2 | - | - | Rest | - |
1J54 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | 1.1-1.4 | 49.5-51 | 3.8-4.2 | - | - | ≤0.2 | - | - | Rest | - |
1J76 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | 0.15-0.3 | 75.0-76.5 | 1.8-2.2 | - | - | 4.8-5.2 | - | - | Rest | - |
1J77 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | 0.15-0.3 | 75.5-78 | - | - | 3.9-4.5 | 4.8-6.0 | - | - | Rest | - |
1J79 | 0.03 | 0.02 | 0.02 | 0.6-1.10 | 0.3-0.5 | 78.5-80.0 | - | - | 3.8-4.1 | ≤0.2 | - | - | Rest | - |
1J80 | 0.03 | 0.02 | 0.02 | 0.6-1.10 | 1.1-1.5 | 79.0-81.5 | 2.6-3.0 | - | - | ≤0.2 | - | - | Rest | - |
0.03 | 0.02 | 0.02 | 0.3-0.60 | 0.15-0.3 | 79.0-81.0 | - | - | 4.8-5.2 | ≤0.2 | - | - | Rest | - | |
1J87 | 0.03 | 0.02 | 0.02 | 0.3-0.6 | ≤0.3 | 78.5-80.5 | - | - | 1.6-2.2 | - | - | 6.5-7.5 | Rest | - |
For more details, pls directly contact us.
The soft magnetic materials market is buzzing, driven by the rise of smart electronics, automotive electrification, and renewable energy systems. Demand for high-permeability, low-loss alloys like 1J36 is surging as industries prioritize stable, efficient components for relays and transformers. Market trends show strong growth in the soft magnetic sector, with electronics and automotive industries leaning heavily on alloys that deliver precision and reliability. The push for compact designs and advanced manufacturing techniques, like precision winding, is creating new opportunities for 1J36 wire.
Our 1J36 soft magnetic wire excels in a range of high-precision applications:
Relay Cores: Its high permeability and low coercivity ensure stable, reliable performance in electromagnetic relays.
Magnetic Shielding: Near-zero magnetostriction and high permeability provide excellent protection for sensitive electronics.
Transformers: The wire’s low core losses make it ideal for efficient, low-frequency transformers.
Inductors: Its magnetic properties support compact, high-performance inductors for telecom and power systems.
Sensors: Used in precision magnetic sensors for automotive and aerospace, it delivers consistent accuracy.
This wire’s versatility makes it a critical component for industries chasing precision and efficiency.
Comparison Parameters Table
Parameter | 1J36 Soft Magnetic Wire | Lower-Nickel Alloys | Silicon Steel |
|---|---|---|---|
Initial Permeability | Up to 100,000 | 10,000–40,000 | 500–2,000 |
Magnetic Saturation (T) | 1.5 | 1.4–1.8 | 1.8–2.0 |
Coercive Force (A/m) | 4–10 | 10–20 | 50–100 |
Core Loss | Very Low | Low–Moderate | High |
Resistivity (μΩ·m) | 0.78 | 0.50–0.60 | 0.47–0.50 |
Magnetostriction (10⁻⁶) | Near Zero | 10–25 | 10–30 |
Applications | Relay cores, shielding, transformers | Relays, inductors | Power transformers |
Relay Core Stability | Superior | Moderate | Low |
When it comes to 1J36 soft magnetic wire, we’re a cut above. With over 20 years of expertise in high-performance alloys, we control every stage of production—from alloy formulation to precision annealing—ensuring top-notch quality. We offer tailored solutions, customizing wire sizes and tempers to fit your relay and shielding designs. Our rigorous testing meets global standards like ASTM A753, and we provide free samples (with buyers covering shipping) to let you test our wire’s performance. With fast lead times—samples in 10–15 days—and a global supply chain, we keep your projects on track. Our deep expertise in relay core applications and precision manufacturing gives you a competitive edge.
Why Choose Our Precision 1J36 Wire?
Our 1J36 soft magnetic wire is built for industries that demand stability, high permeability, and low core losses in relay cores and other applications. From reliable relays to efficient transformers, it’s designed to power your most advanced projects. Backed by our expertise, customization options, and commitment to quality, we’re here to help you succeed. Ready to enhance your relay designs with the best? Contact us today to explore how our 1J36 wire can drive your success.





About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.

Client Visits
Building Stronger Partnerships

We support all kinds of testing:


FAQs:
What is 1J36 soft magnetic wire made of?
It’s a nickel-iron alloy with ~36% nickel and the balance iron, designed for high permeability and stability.What makes 1J36 wire unique?
It offers high initial permeability (up to 100,000), low coercivity (4–10 A/m), and near-zero magnetostriction for stable relay cores.What are the main applications of 1J36 wire?
It’s used in relay cores, transformers, magnetic shielding, and sensors in electronics, telecom, and automotive industries.How does 1J36 wire ensure stability in relay cores?
Its high permeability and low coercivity provide consistent magnetic performance, ensuring reliable relay operation.Can 1J36 soft magnetic wire be customized?
Yes, we offer custom diameters (0.1mm–2.0mm) and tempers (soft or annealed) to meet specific project needs.Which industries rely on 1J36 wire?
Electronics, telecommunications, automotive, aerospace, and renewable energy sectors use it for high-precision components.How does 1J36 wire compare to other alloys?
It outperforms lower-nickel alloys and silicon steel with higher permeability and better stability for relay applications.Is 1J36 wire suitable for low-frequency applications?
Absolutely, its low core losses and high permeability make it ideal for low-frequency relays and transformers.