Nanjing Huajin Magnet Co., Ltd.

Nanjing Huajin Magnet Factory

Manufacturer from China
Active Member
7 Years
Home / Products / Countersunk Rare Earth Magnets /

High Performance Countersunk Neodymium Ring Permanent Magnet for Magnetic Device

Contact Now
Nanjing Huajin Magnet Co., Ltd.
City:nanjing
Province/State:jiangsu
Country/Region:china
Contact Person:MrZiven Zhang
Contact Now

High Performance Countersunk Neodymium Ring Permanent Magnet for Magnetic Device

Ask Latest Price
Video Channel
Brand Name :Huajin Magnet
Model Number :HJ-059
Certification :SGS, ROHS
Place of Origin :Nanjing, China
MOQ :100 pcs
Price :usd 0.05~0.20 piece
Payment Terms :Western Union, T/T, L/C, PayPal
Supply Ability :100000 pcs/month
Delivery Time :7-9 days
Packaging Details :Carton/Wooden Box
product name :Countersunk Magnet
Appearance :Countersunk Hole
performance :Permanent & Strong
Shape :Round Countersunk
Coating :Zinc, nickel
Using Temp. :<176°F) / 176°F-392°F
Tolerance :+/-0.05mm
HS Code :85051110
factory :since 2009
more
Contact Now

Add to Cart

Find Similar Videos
View Product Description

High Performance Countersunk Neodymium Ring Permanent Magnet for Magnetic Device

Product Description:

Item Countersunk Magnet
Composition Neodymium Magnet
Application Voice-coil Motor(VCM), MRI, Generator, Car, Speaker, Computer
Working Temperature <80℃ (176°F) / 80ºC (176°F) ~ 200ºC (392°F)
Coating Zinc, Color Zinc, Nickel etc
Grade N35-N52, 38M-48M, 35H-48H, 33SH-44SH, 30UH-35UH
Dimension Customized size
Magnetism Direction Through thickness(Axially)+Radially
Type Strong&Permanent
Performance Permanent, Strong, Rust-proof, Anti-corrosion
Trade Term EXW, FOB, CIF, C&F ect.
Payment Term TT, PayPal, Western Union ect.

High Performance Countersunk Neodymium Ring Permanent Magnet for Magnetic Device

Grade Remanence Coercivity Force Intrinsic Coercive Force Max. Energy Product Working Temp.
Br Hcb Hcj (BH)max
mT kGs kA/m kOe kA/m kOe kJ/m3 MGOe
N35 1170-1220 11.7-12.2 ≥ 868 ≥ 10.9 ≥ 955 ≥ 12 263-287 33-36 80 ° C
N38 1220-1250 12.2-12.5 ≥ 899 ≥ 11.3 ≥ 955 ≥ 12 287-310 36-39 80 ° C
N40 1250-1280 12.5-12.8 ≥ 907 ≥ 11.4 ≥ 955 ≥ 12 302-326 38-41 80 ° C
N42 1280-1320 12.8-13.2 ≥ 915 ≥ 11.5 ≥ 955 ≥ 12 318-342 40-43 80 ° C
N45 1320-1380 13.2-13.8 ≥ 923 ≥ 11.6 ≥ 955 ≥ 12 342-366 43-46 80 ° C
N48 1380-1420 13.8-14.2 ≥ 923 ≥ 11.6 ≥ 876 ≥ 12 366-390 46-49 80 ° C
N50 1400-1450 14.0-14.5 ≥ 796 ≥ 10.0 ≥ 876 ≥ 11 382-406 48-51 60 ° C
N52 1430-1480 14.3-14.8 ≥ 796 ≥ 10.0 ≥ 876 ≥ 11 398-422 50-53 60 ° C
35M 1170-1220 11.7-12.2 ≥ 868 ≥ 10.9 ≥ 1114 ≥ 14 263-287 33-36 100 ° C
38M 1220-1250 12.2-12.5 ≥ 899 ≥ 11.3 ≥ 1114 ≥ 14 287-310 36-39 100 ° C
40M 1250-1280 12.5-12.8 ≥ 923 ≥ 11.6 ≥ 1114 ≥ 14 302-326 38-41 100 ° C
42M 1280-1320 12.8-13.2 ≥ 955 ≥ 12.0 ≥ 1114 ≥ 14 318-342 40-43 100 ° C
45M 1320-1380 13.2-13.8 ≥ 995 ≥ 12.5 ≥ 1114 ≥ 14 342-366 43-46 100 ° C
48M 1360-1430 13.6-14.3 ≥ 1027 ≥ 12.9 ≥ 1114 ≥ 14 366-390 46-49 100 ° C
50M 1400-1450 14.0-14.5 ≥ 1033 ≥ 13.0 ≥ 1114 ≥ 14 382-406 48-51 100 ° C
35H 1170-1220 11.7-12.2 ≥ 868 ≥ 10.9 ≥ 1353 ≥ 17 263-287 33-36 120 ° C
38H 1220-1250 12.2-12.5 ≥ 899 ≥ 11.3 ≥ 1353 ≥ 17 287-310 36-39 120 ° C
40H 1250-1280 12.5-12.8 ≥ 923 ≥ 11.6 ≥ 1353 ≥ 17 302-326 38-41 120 ° C
42H 1280-1320 12.8-13.2 ≥ 955 ≥ 12.0 ≥ 1353 ≥ 17 318-342 40-43 120 ° C
45H 1300-1360 13-13.6 ≥ 963 ≥ 12.1 ≥ 1353 ≥ 17 326-358 43-46 120 ° C
48H 1370-1430 13.7-14.3 ≥ 995 ≥ 12.5 ≥ 1353 ≥ 17 366-390 46-49 120 ° C
33SH 1130-1170 11.3-11.7 ≥ 844 ≥ 10.6 ≥ 1592 ≥ 20 247-271 31-34 150 ° C
35SH 1170-1220 11.7-12.2 ≥ 876 ≥ 11.0 ≥ 1592 ≥ 20 263-287 33-36 150 ° C
38SH 1220-1250 12.2-12.5 ≥ 907 ≥ 11.4 ≥ 1592 ≥ 20 287-310 36-39 150 ° C
40SH 1240-1280 12.5-12.8 ≥ 939 ≥ 11.8 ≥ 1592 ≥ 20 302-326 38-41 150 ° C
42SH 1280-1320 12.8-13.2 ≥ 987 ≥ 12.4 ≥ 1592 ≥ 20 318-342 40-43 150 ° C
45SH 1320-1380 13.2-13.8 ≥ 1003 ≥ 12.6 ≥ 1592 ≥ 20 342-366 43-46 150 ° C
30UH 1080-1130 10.8-11.3 ≥ 812 ≥ 10.2 ≥ 1990 ≥ 25 223-247 28-31 180 ° C
33UH 1130-1170 11.3-11.7 ≥ 852 ≥ 10.7 ≥ 1990 ≥ 25 247-271 31-34 180 ° C
35UH 1180-1220 11.8-12.2 ≥ 860 ≥ 10.8 ≥ 1990 ≥ 25 263-287 33-36 180 ° C
38UH 1220-1250 12.2-12.5 ≥ 876 ≥ 11.0 ≥ 1990 ≥ 25 287-310 36-39 180 ° C
40UH 1240-1280 12.5-12.8 ≥ 899 ≥ 11.3 ≥ 1990 ≥ 25 302-326 38-41 180 ° C

Widely Applications of neodymium magnets:

1) Servomotor, step motor, DC motor and linear motor
2) Loudspeaker, headphone, earphone and microphones

3) Medical Industry: Medical equipment, Magnetic therapy products

4) Holding system equipment

5) Kitchenware

6) Automobile industry:

Home decoration: Curtain, magnetic sticker
8) Sound device
9) Wind power
10) VCM, MRI
11) Mobile accessory: phone case, Mobile phone holder
12) Research and development, as well as many other applications

Customized Service
1. Customized Material Neodymium Grade: N35-N52, N35M-N50M, N35H-N48H, N33SH-N45SH, N30UH-N35UH, N30EH-N35EH;

2. Customized Shaped magnet: Round / block / ring / cylinder / countersunk / arc / segment other irregular shapes.
3. Custom packaging. Usually we packed the magnet with vacuum polybag. Then packed in stop magnetic metal box. We can also make the package as your requirements.
4. Customized Mark: to distinguish N pole and S pole.
5. Custom coating. We can coated in Nickel. Zinc, Chromium as your requirements.
6. Customized Working temperature: <80℃;80℃-200℃

Trading Conditions

1. Sample: We can provide some samples to test.

2. Delivery date: Around 7~20 days after receipt the 30% payment in advance.

3. Shipment terms: there are two shipping methods, one is by sea, and another one is by express, including DHL, UPS, FedEx, TNT and so on.

4. Packing methods: demagnetize packing box (for Air and Express) and normal packing box for sea


High Performance Countersunk Neodymium Ring Permanent Magnet for Magnetic Device

Our Advantages


1. 9 years professional Neodymium Magnet Manufacturer
2. Trade Assurance to Secure your trade safety
3. High quality Rare earth Materials used.
4. Fast delivery Time for magnet produce and Magnetic Assemblies.
5. Free sample available.
6. Difference Specification Choice


Please feel free to contact me for any questions and requiries.

Inquiry Cart 0