N38 N45 Neodymium Ring Magnets with Holes - Rare Earth Cylinder Magnets ±0.05mm Tolerance for Industrial Applications
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
5 - 15 work days
Brand:
VISION
Product Description
Product Overview
High-performance rare earth neodymium ring magnets available in N38 and N45 grades with through holes for versatile industrial applications. These powerful permanent magnets offer exceptional magnetic strength and durability.
Technical Specifications
| Parameter | Specifications |
|---|---|
| Shape | Ring/Cylinder with center hole |
| Material | NdFeB (Neodymium Iron Boron) |
| Available Grades | N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH |
| Coating Options | Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper |
| Size Tolerance | ±0.05mm or ±0.1mm |
| Magnetic Properties | Br: N35 (11.8-12.2 kgs), N52 (14.4-14.8 kgs) |
| Working Temperature | N35 ≤80°C; N52 ≤70°C; N30SH ≤150°C; N33AH ≤240°C |
| Certifications | ROHS, SGS, ISO9001 |
Magnetization Directions
Available in multiple magnetization configurations to suit specific application requirements:
- Thickness Magnetized
- Axially Magnetized
- Diametrally Magnetized
- Multi-poles Magnetized
- Radial Magnetized
- Custom magnetization patterns available
Industrial Applications
These neodymium ring magnets are engineered for demanding industrial environments:
- Electric Motors & Generators (VCM, DC motors, linear motors)
- Electro-acoustic Devices (speakers, headphones, microphones)
- Automotive Systems (sensors, magnetic holders)
- Industrial Equipment (magnetic separators, filters)
- Medical Instruments & Healthcare Devices
- Renewable Energy (wind turbine generators)
Customization Available
We offer custom shapes, sizes, and magnetization patterns to meet specific application requirements. Minimum order quantity starts from 10 pieces for samples.
Quality Assurance
Manufactured in our 3000 sqm facility with advanced production equipment and comprehensive testing protocols. Established in 2008, we maintain strict quality control standards with ROHS, SGS, and ISO9001 certifications.
Ordering Information
For accurate pricing and delivery timelines, please provide:
- Material type and required grade
- Detailed dimensions and tolerances
- Preferred coating type
- Application details and maximum working temperature
- Required quantity and magnetization specifications
Delivery: 3-10 days for samples, 10-30 days for production orders
Payment: T/T, Western Union, PayPal, L/C options available
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Vision Plastics Magnetoelectricity Technology Co., Ltd.
Location
3/F, Bldg F, Hui Hong Industrial Park, JinXiaoTang village, Fenggang Town, Dongguan City, Guangdong Province, 523702 China
Contact Person
Victor