Idle Speed Motor Magnet, Engine Idle Control Motor Magnet, Smart Vacuum Cleaner Magnetic Ring, Dc Motor Encoder, Rotary Encoder for Dc Motor, Encoder Disc Magnet, Motor Encoder Magnetic Ring
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Description:
Our 18mm outer diameter magnetic rings provide versatile solutions for a wide range of applications, including automotive idle speed motors, brushless dc motors, robotic vacuum cleaners, and encoders. Manufactured using high-quality injection molded neodymium iron boron and ferrite materials, our rings offer reliable magnetic performance, dimensional accuracy, and excellent temperature stability. To meet your specific requirements, we offer customization options such as varying magnetic grades, coatings, and dimensions. While custom orders are available, we recommend exploring our standard product line for cost-effective solutions.
Specification:
Magnetization method
Axial, Rotary
Radial, Rotary
Inter, Radial, Rotary
| O.D (mm) |
I.D (mm) |
Thick (mm) |
Pole Qty | Material | Surface magnetic field |
Magnetization method |
|---|---|---|---|---|---|---|
| 18 | 3.15 | 4 | 32P | Injection molded neodymium magnets | 140-150mT | Radial, Rotary |
| 18 | 5 | 4 | 32P | Injection molded neodymium magnets | 60-70mT | Radial, Rotary |
| 18 | 12 | 4 | 32P | Injection molded neodymium magnets | 60-70mT | Radial, Rotary |
| 18 | 3.15 | 3.6 | 8P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 3.15 | 3.6 | 10P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 3.15 | 3.6 | 24P | Injection molded neodymium magnets | 60-63mT | Axial, Rotary |
| 18 | 4.5 | 4 | 32P | Copper metal ring/ injection molded neodymium magnets | 60-70mT | Radial, Rotary |
| 18 | 2.3 | 4 | 6P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 2.3 | 4 | 8P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 2.3 | 4 | 10P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 2.3 | 4 | 32P | Injection molded neodymium magnets | 140-150mT | Radial, Rotary |
| 18 | 2 | 4 | 8P | Injection molded neodymium magnets | 140-150mT | Radial, Rotary |
| 18 | 2 | 4 | 24P | Injection molded neodymium magnets | 140-150mT | Axial, Rotary |
| 18 | 2 | 4 | 32P | Injection molded neodymium magnets | 140-150mT | Radial, Rotary |
| 18 | 6 | 24 | 2P | Injection molded ferrite magnets | 95-110mT | Radial, Rotary |
| 18.3 | 7 | 30 | 4P | Ferrite magnets | 65-70mT | Radial, Rotary |
| 18.3 | 8 | 30 | 4P | Ferrite magnets | 160-170mT | Radial, Rotary |
Millimeters to inches conversion table
The fraction inches are rounded to 1/64 resolution.
| Millimeters(mm) | Inches(") (decimal) |
Inches(") (fraction) |
|---|---|---|
| 0.01mm | 0.0004″ | 0″ |
| 0.1 mm | 0.0039 ″ | 0 ″ |
| 1 mm | 0.0394 ″ | 3/64 ″ |
| 2 mm | 0.0787 ″ | 5/64 ″ |
| 3 mm | 0.1181 ″ | 1/8 ″ |
| 4 mm | 0.1575 ″ | 5/32 ″ |
| 5 mm | 0.1969 ″ | 13/64 ″ |
| 6 mm | 0.2362 ″ | 15/64 ″ |
| 7 mm | 0.2756 ″ | 9/32 ″ |
| 8 mm | 0.3150 ″ | 5/16 ″ |
| 9 mm | 0.3543 ″ | 23/64 ″ |
| 10 mm | 0.3937 ″ | 25/64 ″ |
| 20 mm | 0.7874 ″ | 25/32 ″ |
| 30 mm | 1.1811 ″ | 1 3/16 ″ |
| 40 mm | 1.5748 ″ | 1 37/64 ″ |
| 50 mm | 1.9685 ″ | 1 31/32 ″ |
| 60 mm | 2.3622 ″ | 2 23/64 ″ |
| 70 mm | 2.7559 ″ | 2 3/4 ″ |
| 80 mm | 3.1496 ″ | 3 5/32 ″ |
| 90 mm | 3.5433 ″ | 3 35/64 ″ |
| 100 mm | 3.9370 ″ | 3 15/16 ″ |
Note:If you require sensor recommendations, please contact our sales representatives and we will provide you with suggestions for pairing them.
FAQs:
What magnets are used in absolute rotary encoders ?
Five types of magnets are commonly applied to magnetic encoders, ranked by popularity from highest [...]
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Currently, the high-temperature resistant magnetic rings that manufacturers can produce are made of ferrite and [...]
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Magnetic flux densities higher than 50 mT—— Permanent damage Magnetic flux densities higher than 10 [...]
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Ring magnetic encoder systems can be used in vacuum environments where outgassing does not occur. [...]
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Small size,light weight, strong magnetism, medium price NdFeB magnet can reach about 3500 Gauss under [...]
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In fact, yes. CCmagnetics magnetic rings are quite simple and safe in their construction, consisting [...]
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unktalk –
SO NICE , KIND
dickwest99 –
The ordering was super easy, the staff when I called were really helpful and the delivery was fast.