Large Circle Magnets for Industrial
High-strength circular magnets with diameters from 100mm to 1000mm, engineered for heavy-duty magnetic solutions across multiple sectors
Product Overview
Large circle magnets represent a specialized category of permanent magnetic components designed for applications requiring extensive surface coverage and uniform magnetic field distribution. These industrial-scale magnets are engineered with diameters ranging from 100 millimeters to over 1000 millimeters, providing substantial magnetic force acrosswide areas while maintaining consistent performance characteristics. The circular geometry ensures optimal field symmetry, making these components ideal for rotational systems and applications requiring 360-degree magnetic coverage.
Engineering Focus: Our manufacturing process for large circle magnets emphasizes dimensional stability, magnetic consistency, and structural integrity. Each magnet undergoes precision machining to achieve tight tolerances on both diameter and thickness, followed by comprehensive magnetic testing to verify field uniformity across the entire surface area.
Industrial applications utilizing large circle magnets benefit from the geometric advantages of circular designs, including elimination of magnetic field corners that can cause uneven force distribution. The substantial size of these magnets enables solutions for material handling, separation technology, and power generation that would be impractical with smaller magnetic components. Our engineering team specializes in aadapting large circle magnets to specific operational requirements, including custom magnetization patterns, specialized coatings for harsh environments, and mechanical integration features.
Technical Specifications
Diameter Range
Standard diameters from 100mm to 100omm, with custom sizes available up to 1500mm. Diameter tolerance: ±0.1%to ±0.5%depending on size and material. Larger diameters utilize segmented construction techniques to maintain magnetic uniformity and structural integrity.
Ø
Material Options
Neodymium Iron Boron (NdFeB) grades N35 to N52 for maximum strength; Samarium Cobalt (SmCo) for high-temperature applications; Ceramic (Ferrite) for cost-effective solutions; Alnico for temperature stability. Material selection based on operational requirements and environmental conditions.
M
Thickness & Configuration
Thickness ranges from 5mm to 100mm depending on diameter and application. Multi-layer configurations available for enhanced magnetic performance. Custom profiles including beveled edges, mounting holes, and segmented designs for large-scale installations.
T
Coatings & Protection
Nickel-copper-nickel triple-layer plating (standard), epoxy resin coating for chemical resistance, zinc plating for corrosion protection, parylene coating for extreme environments. Custom color coding available for identification and safety purposes.
C
Standard Dimension Reference
|
Diameter (mm) |
Thickness Range (mm) |
Weight Range (kg) |
Typical Pull Force (kg) |
| 100-200 | 5-20 | 0.3-4.8 | 15-120 |
|
201-400 |
10-40 |
2.5-40 |
80-650 |
|
401-600 |
15-60 |
12-110 |
300-2200 |
|
601-800 |
20-80 |
35-280 |
800-5000 |
|
801-1000 |
25-100 |
80-500 |
2000-12000 |
Industrial Applications
✓ Magnetic separation systems for mining and recycling operations
✓ Material handling and conveyor systems in manufacturing facilities
✓ Generator and motor components for renewable energy systems
✓ Magnetic chucks and workholding devices for machining centers
✓ Scientific research equipment requiring uniform magnetic fields
✓ Magnetic resonance imaging(MRI)system components
✓ Magnetic levitation and transportation systems
✓ Water treatment and purification systems
✓ Automotive manufacturing and testing equipment
✓ Aerospace component manufacturing and assembly
The substantial size of large circle magnets enables magnetic solutions for applications where smaller magnets would be impractical or insufficient. In material separation systems, large diameter magnets provide extensive coverage of conveyor belts, improving separation efficiency. For rotational applications, the circular geometry ensures balanced magnetic forces, reducing vibration and wear while improving operational lifespan.
Manufacturing Process
Our specialized manufacturing facility is equipped to produce large circle magnets with diameters exceeding 1000mm while maintaining precise dimensional tolerances and magnetic consistency. The production process incorporates advanced techniques to address the unique challenges of manufacturing large-scale magnetic components.
Material Preparation
Precision blending and pressing of magnetic powders with specialized binders for large-format components
01
Sintering & Heat Treatment
Controlled atmosphere sintering in custom-sized furnaces followed by precise thermal aging for stability
02
Precision Machining
Diamond tool machining on specialized equipment capable of handling large diameter components
03
Surface Finishing
Automated coating systems with uniform application across large surface areas
04
Magnetization & Testing
Custom magnetization fixtures and comprehensive magnetic field mapping for quality verification
05
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