- Model NO.: HL-52
- Shape: Ring
- Product Name: Ring Magnets for Speaker
- Product Certificate: RoHS
- Coatings: Ni, Zn, Gold, Copper, Epoxy, etc
- Salt Spray Test: More Than 48hr
- Type: Permanent
- Trademark: COCO
- Origin: China Mainland
- Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
- Coating: Nickel
- Size: Customed
- Company Certificae: ISO Ts 16949:2009
- Shape & Size: According to Your Design
- Max Operation Temp: 220 Degree Centigrade
- Composition: NdFeB Magnet
- Specification: ROHS
- HS Code: 85051110
Our Machines:
(01) Vacuum Melting Furnaces 2 sets (300KGS)
(02) HDDR Furnaces 2 sets (1 TONS)
(03) Jet Milling Furnaces 3 sets (2X80KGS, 1X300KGS)
(04) Vacuum Sintering Furnaces 10 sets (10X500KGS)
(05) Grinder 20 sets
(06) WEDM 300 sets
Test Equipment
(01) Magnetic Measurement for Permanent Magnets 1 set
(02) Highly Accelerated Stress Tester- HAST 2 sets
(03) Image Measuring Instrument 2 sets
(04) X-ray Coating Thickness Gauge 2 sets
(05) Electro-Thermostatic Blast Oven 3 sets
(06) Salty Spray Test Chamber 3 sets
Experienced Engineers: 5 persons
QC: 8 persons
Packing: Standard air and vessel package or according to customers' request.
Delivery time: 10-15days after order
Payment terms: 30%TT after order
Product Description of Ring Magnet:
1. Materials: Ne-Fe-B
2. Shape: Various as you wish
3. Certificate: ISO/TSI6949: 2009
Ring Magnets for Speaker Specifications
A. Materials: Neodymium-Ferrum-Boron;
B. Grades: N35-N54, 35M-52M, 33H-50H, 33SH-45SH, 30UH-42UH, 30EH-38EH, and 28AH-33AHB.
C. Coating: Various coatings to protect the magnets, such as Ni, Zn, gold, copper, epoxy, chemical, parylene and so on;
D. Shape: Block, Ring, Disc, Cylinder, Arc(Segment), Half Ring, and Customized Design;
E. Size: Customized size per your requirements, largest block length of 150mm, biggest ring of D220mm, smallest thickness of 0.5mm
F. Performance: High coercive force (Hcb) can reach 9.7kOe (772KA/M), the max operation temp (Tw) is up to 220 degree centigrade or 380 curie temperature;
G. Applications: Magnet Separators, Sensors, Motors, Rotors, Wind turbines, Wind generators, Loudspeakers, Magnetic hooks, Magnetic holder, Filters Automobiles Magnetic jewelries, toys, magnetic buttons, Magnetic therapy and so on;
Ring Magnets for Speaker Production process:
Raw Materials-->Mixture--->Vacuum Melting--- > Powder Production--- >Molding ---> Vacuum Sintering--- > Testing--- >Mechanical Processing--- > Surface Coating--- >Magnetized--- > Inspecting--- > Packing and Shipping.
Ring Magnets for Speaker Directions of Magnetization:
A. Thickness Magnetized
B. Axially Magnetized
C. Diametrally Magnetized
D. Multi-poles magnetized
E. Radial Magnetized
F. Customized specific requirements magnetized
Ring Magnets for Speaker Inquiry
To receive a quote for Ring Magnet, please provide the following details:
(01) Outer Diameter, Inner Diameter or, Degree of Angle;
(02) Thickness, Length;
(03) Grades;
(04) Coating;
(05) Tolerances and Magnetization Direction (North on the Outside Face / South on the Outside Face / Magnetized through Circumference / Magnetized through Thickness ).
(06) Testing Conditions
We can provide almost all grades of Ring Magnets for Speaker in large quantity.
Contact Person: Hola MB: 008615888186003
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