Strong Permanent Neodymium Round NdFeB Disc Magnet for Electronic Speaker Industrial Motor

Min.Order: 1,000
Product origin: Ningbo, Zhejiang, China
Infringement complaint: complaintComplaint
US$ 0.32 ~ 0.34

Description
 Strong Permanent Neodymium Round NdFeB Disc Magnet for Electronic Speaker Industrial Motor

Product Description

Customize 2mm to120mm Block Bar Cube Disc Ring Cylinder Ball Arc Trapezoid Permanent magnet NdFeb magnet Rear earth magnet Neodymium magnet

Main products: Customize N33-N52, 35M-50M, 30H-48H, 30SH-45SH, 30UH-42UH, 30EH-35EH, 28AH-33AH, etc magnets.

Magnets shape: Customize Rectangular, Bar, Cube, Round, Block, Disc, Arc, Sector, cylinder, Trapezoid, Abnormity magnets. 

Surface treatment: Electroplating Zinc, Nickel, NiCuNi, Silver, Gold, Epoxy resins, Rubber, and other coatings.

Application: Wind power generation, Industrial automation, Aerospace, Unmanned aerial vehicle, Motor, Luggage, Loudspeaker, Electronic appliance, Toy, Bottle, etc.

Order Notice:
1. Magnet material and property.
2. Magnet size and Tolerance.
3. Order quantity.
4. Magnetizing or not, Magnetic direction.
5. Magnet working environment temperature.
6. Surface treatment requirement.
7. Other special requirement.

 

Detailed Photos

Customize Many grades NdFeb rare earth permanent magnets, like N, M, H, SH, UH, EH(BH).
Magnet size from 2mm to 120mm, with surface coating Zinc, Nickel, Epoxy resins, Silver, Gold, etc. 











More magnets products for reference:





Product Parameters

GradeRemanent magnetismCoercive forceInternal Coercive forceMax. magnetic energy product Temperature coefficientMax. continuous work temperatureDensity
BrHcbHcj(BH)maxαBrβ HcjTwρ
TkGskA/mkOekA/mkOekJ/m³MGOe%/ºC%/ºCºCg/cm³
N551.46-1.5214.6-15.2≥876≥11≥716≥9414-44652-56-0.12-0.6580≥7.5
N521.42-1.4814.2-14.8≥836≥10.5≥876≥11389-42249-53-0.12-0.6580≥7.5
N501.39-1.4413.9-14.4≥876≥11≥836≥10.5374-40647-51-0.12-0.6580≥7.5
N481.37-1.4213.7-14.2≥955≥12≥892≥11.2366-39046-49-0.12-0.6580≥7.5
N451.32-1.3813.2-13.8≥955≥12≥876≥11342-36643-46-0.12-0.6580≥7.5
N421.28-1.3212.8-13.2≥955≥12≥923≥11.6318-34240-43-0.12-0.6580≥7.5
N401.25-1.2812.5-12.8≥955≥12≥923≥11.6302-32638-41-0.12-0.6580≥7.5
N381.22-1.2512.2-12.5≥955≥12≥899≥11.3287-31036-39-0.12-0.6580≥7.5
N351.17-1.2211.7-12.2≥955≥12≥868≥10.9263-28733-36-0.12-0.6580≥7.5
N301.08-1.1210.8-11.2≥796≥10.0≥955≥12223-23928-30-0.12-0.6580≥7.4
             
N52M1.42-1.4714.2-14.7≥1035≥13≥995≥12.5390-42249-53-0.12-0.6100≥7.5
N50M1.39-1.4513.9-14.5≥1050≥13.2≥1114≥14374-40647-51-0.12-0.65100≥7.5
N40M1.25-1.2812.5-12.8≥1114≥14≥923≥11.6302-32638-41-0.12-0.6100≥7.5
N38M1.22-1.2512.2-12.5≥1114≥14≥899≥11.3287-31036-39-0.12-0.6100≥7.5
N35M1.17-1.2211.7-12.2≥1114≥14≥868≥10.9263-28733-36-0.12-0.6100≥7.5
N30M1.08-1.1210.8-11.2≥812≥10.2≥1114≥14223-23928-30-0.12-0.65100≥7.5
             
N50H1.40-1.4514.0-14.5≥1027≥12.9≥1273≥16374-40647-51-0.11-0.58120≥7.5
N48H1.36-1.4213.6-14.2≥1353≥17≥1027≥12.9358-39045-49-0.11-0.6120≥7.5
N35H1.17-1.2111.7-12.1≥875≥11.0≥1353≥17263-27933-35-0.11-0.62120≥7.5
             
48SH1.36-1.4213.6-14.2≥1512≥19≥995≥12.5358-39045-49-0.11-0.55150≥7.5
35SH1.17-1.2211.7-12.2≥1592≥20≥876≥11263-28733-36-0.11-0.55150≥7.5
33SH1.13-1.1711.3-11.7≥1592≥20≥844≥10.6247-27131-34-0.11-0.55150≥7.5
             
42UH1.27-1.3312.7-13.3≥1990≥25≥971≥12.2310-34239-43-0.11-0.51180≥7.5
33UH1.13-1.1711.3-11.7≥1990≥25≥852≥10.7247-27131-34-0.11-0.51180≥7.5
30UH1.08-1.1310.8-11.3≥1990≥25≥812≥10.2223-24728-31-0.11-0.51180≥7.5
             
38EH1.20-1.2512.0-12.5≥2388≥30≥915≥11.5279-31035-39-0.11-0.48200≥7.5
35EH1.17-1.2211.7-12.2≥2388≥30≥836≥10.5263-28733-36-0.11-0.48200≥7.5
30EH1.08-1.1310.8-11.3≥2388≥30≥812≥10.2223-24728-31-0.11-0.48200≥7.5
             
33AH1.11-1.1711.1-11.7≥2706≥34≥820≥10.5239-27130-34-0.11-0.45230≥7.5
30AH1.07-1.1310.7-11.3≥2706≥34≥812≥10.2215-24727-31-0.11-0.45230≥7.5
28AH1.02-1.0910.2-10.9≥2706≥34≥780≥9.8199-23125-29-0.11-0.45230≥7.5
 
Typical Physical Parameters
Gradeμr Tc
ºC
Density
g/cm³
Temperature coefficient 
-%/ºC
Strength
MPa
α Brβ HcjResist compressionBending resistance
N-H series1.053107.4-7.60.120.7600-1200150-380
SH-EH series1.053307.5-7.70.110.6600-1200150-380
AH series1.053507.5-7.70.10.5600-1200150-380







Certifications

QMS CERTIFICATION CERTIFICATE
STANDARD: GB/T19001-2016idt ISO9001:2015
Registration No.:21Q20099R0S

BV CERTIFICATION
Report No.: MIC-ASI233861


 

Packaging & Shipping


Export standard package: Plastic bag, Carton, Non-log wooden case.




Goods deliver by sea, by air, by express UPS, DHL, FEDEX, TNT, EMS, SF, etc

Company Profile

Company Established in 2012, with 15+ years magnet production experience,  Production ability 1000Ton/year.
Yearly sales volume more than USD14million. Main market: Europe, America, South-east Asia.
Main products: Customize N33-N52, 35M-50M, 30H-48H, 30SH-45SH, 30UH-42UH, 30EH-35EH, 28AH-33AH, etc magnets.
Workshop equipments: Cutting facility 7sets, Drilling facility 20sets, Magnetization facility 9sets, etc.
 

Permanent magnets production process:
     
 Material  →→ Burdening  →→ Smelting/Strip cast  →→ Hydrogen crush  →→ Jet milling  →→
     
 Pressing  →→ Sintering  →→ Performance inspection  →→ Machining  →→ Finishing/Plating  →→
     
 Final inspection  →→ Magnetizing  →→ Packing  →→ Delivery  →→ After sales service





FAQ

Q: Are you trading company or manufacturer ?
A: We are a magnet manufacture, with 15years experience in magnet production field.
 
Q: How long is your delivery time?
A: Generally it is 15-20 days, it is according to purchase quantity.
Special customization products delivery time through negotiation.
 
Q:How can you guarantee the quality of your products?
A:Every production process is controlled by professional technicians,and we have a perfect QC system,
with precision inspection equipment, which has 100% quality inspection before delivery.
 
Q:What information needed to supply when have a inquiry?
A:If you have any inquiry,please kindly advise the following items:
1. Magnet material and property.
2. Magnet size and Tolerance.
3. Order quantity.
4. Magnetizing or not, Magnetic direction.
5. Magnet working environment temperature.
6. Surface treatment requirement.
7. Other special requirement.
 
Q: Do you provide samples? Is it free or extra ?
A: Yes, we could send you the samples for free of charge to check quality, with express charge in your side.
 
Q: What is your terms of payment ?
A: T/T in advance payment after order, special payment term through negotiation.
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