Diametrically Magnetization Compression Bonded Magnet Ring Specifications:
Dimensions: Customized design drawing
Tolerances: +/-0.1 mm
Grade: BPN6 / BPN8 / BPN10 / BPN12
Material: Compression Bonded NdFeB
Plating/Coating: black epoxy
Magnetization Direction: Diametrically (Poles on the curves)
Max Operating Temp: 160ºC (Degree Celsius)
Magnet Application: Motors, Wind Power, Sensors, Computers and Peripherals, Magnetic Assemblies, Automotive, Motion Control, Aerospace, Research and Development, Communications, Medical Device and Diagnostics, Home appliance, Other magnetic applications or you can find new application according to your design.
Bonded Neodymium magnets are made of the powerful Nd-Fe-B material mixed into an epoxy binder. The mix is appropriately 97 vol% magnet material to 3 vol% epoxy. The manufacturing process involves combining Nd-Fe-B powder with an epoxy binder and compressing the mixture in a press and curing the part in an oven. Permanent Radiation Oriented Ring Magnets, Compression Bonded NdFeB Rotor Magnets
Multipole Ring Powerful Compression Bonded NdFeB Rotor Magnets
Our advantage
1. Thin wall ring (The wall thickness< 1.5mm)
2. Special shape magnet and magnetization (skew, radiation, arrow magnetization…)
3. 10 years experience in manufacturing.
4. Professional R & D members to support.
We can provide
1. Best package: Any requirement for package can be satisfied.
2. Fast reply: All your inquiry will be replied within 24 hours.
3. Reasonable price: we are direct manufacturer and able to offer better price.
4. Good quality: we are experienced in quality control.
5. Full-way tracking the cargo for you before the goods arrive.
FAQ:
1: Could I get samples?
Yes, you will get samples shortly if there are materials in stock.
2: How about the quality of the magnets?
Quality control is strictly required before delivery, you will get our products with our test certifications.
3: How is the price?
The price will be reasonable and competitive among the same quality levels.
4: Could you provide me the shortest lead time?
If there are materials of your required products in stock, the lead time could be largely shortened.
5: Could I visit your factory?
Of course, you are warmly welcomed to visit us.
Diametrically Magnetized Tube Ring Bonded Neodymium Magnets
Typical Magnetic Properties of Compression Bonded NdFeB Magnets
| Grade1 | Br Remanence | Hcb Coercive Force | Hcj IntrinsicCoercivity | Maximum Energy Product (BH)max | Application |
| BPN4 | 400~500mT | 240~360kA/m | 640~800kA/m | 29~48kJ/m3 | Holder Stationary |
| 4000~5000Gs | 3000~4500 Oe | 8000~10000 Oe | 3.6~6.0MGOe | ||
| BPN6 | 600~700mT | 360~440kA/m | 640~800kA/m | 48~64kJ/m3 | Holder Micro-motor |
| 6000~7000Gs | 4500~5500 Oe | 8000~10000 Oe | 6.0~8.0MGOe | ||
| BPN8 | 600~700mT | 400~480kA/m | 640~800kA/m | 60~72kJ/m3 | |
| 6000~7000Gs | 5000~6000 Oe | 8000~11000 Oe | 7.5~9.0MGOe | ||
| BPN8H | 560~650mT | 400~480kA/m | 960~1200kA/m | 60~72kJ/m3 | |
| 5600~6500Gs | 5000~6000 Oe | 12000~15000 Oe | 7.5~9.0MGOe | ||
| BPN10 | 650~750mT | 400~480kA/m | 640~800kA/m | 72~88kJ/m3 | |
| 6500~7500Gs | 5000~6000 Oe | 8000~10000 Oe | 9.0~11.0MGOe | ||
| BPN12 | 650~750mT | 400~480kA/m | 640~800kA/m | 80~96kJ/m3 | |
| 6500~7500Gs | 5000~6000 Oe | 8000~10000 Oe | 10.0~12.0MGOe |
Typical Physical Characteristics of Compression Bonded NdFeB Magnets
| Grade Unit | Density g/cm3 | Hardness HRB HRB | Temperature Coefficient %/°C | curie Temperature °C | Max Operation Temperature °C | Saturated Magnetic Field kA/m | Thickness Of Coating μm |
| BPN4 | 6.0~6.5 | 40~45 | -0.11 | ≥350 | 160 | 1600 | 5~30 |
| BPN6 | 6.0~6.2 | 40~45 | -0.11 | ≥350 | 160 | 1600 | 5~30 |
| BPN8 | 6.0~6.2 | 35~38 | -0.11 | ≥350 | 160 | 1600 | 5~30 |
| BPN8H | 6.0~6.2 | 35~38 | -0.12 | ≥300 | 160 | 2400 | 5~30 |
| BPN10 | 6.0~6.2 | 35~38 | -0.10 | ≥350 | 160 | 1600 | 5~30 |
| BPN12 | 6.1~6.4 | 35~38 | -0.10 | ≥350 | 160 | 1600 | 5~30 |
Note: The coating material can be chosen according to customer’s demand.
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