Super strong round magnet with hole

Super strong round magnet with hole   Product Description    Production info   Neodymium Iron Boron (NdFeB, "Neo", NIB) is, size for size, the strongest permanent magnet material available. It can be used at temperatures below -130 deg C and can be used (subject to selecting the correct grade) up to +220 /230deg C.
a.Neodymium Magnet are the strongest magnets in the world. They can lift up to 1000 times theirs own weight.   b.Neodymium Magnet are easy to machine, compared to Alnico and SmCo magnets.   c.Neodymium Magnet are with high resistance to demagnetization.         Grade&work Temperture  

Grade	Work Temperture(°c)
N35-N52	≤80
33M-48M	≤100
33H-48H	≤120
33SH-45SH	≤150
30UH-40UH	≤180

       Production chart              Shape&Magnetization direction Block,ring,disc,arc and so on.
      Coating  Ni, Ni-Cu-Ni, Zn, Epoxy, Parylene, etc.            Applications   Motors, Generators,Neodymium Pot,Speakers,Sensors,Earphones and other musical instruments,Magnetic therapy devices,Magnetic Chuck,Other magnetic applications.       Tyical Magnetic Properties   Typical Magnetic Properties         Product show   About us   Hangzhou YangYi Magnetics Co., Ltd was established in 2007, locating in Hangzhou. Our main products are Neodymium magnet, SmCo Magnet, Alnico Magnet, Magnetic assemblies. Magnetic bar, Magnetic filter etc. we passed ISO9001:2008, and our products passed Rohs. Our products are export to American, European and Asian countries, Have a good reputation.      Trading process           Packaing&Shipping   As the magnets have strong attraction and we will use the spacer to apart the magnets each other in case people will be hurt when take it out. Then, they will be packed in a white box of pieces each, several boxes to a carton. (Detailed package quantity should be made upon the real products) If the goods will be shipped by air, all the magnetic should be degaussed and we will use Iron sheet to shield.       Shipping: Express (TNT, DHL, FedEx, UPS, etc), Air, Ocean.
a: The weight is under 40Kgs, we recommend to send them in shielding boxes to you by Express.
b: The weight is between 40Kgs-100Kgs, it can be sent by Express or Air.
c: The weight is over 100Kgs, we recommend to send them by Ocean.            Why choose us?     1.Professional factory, 5 years gold supplier and Trade Assurance supplier in Alibaba.   2. More than 10 years experiences for magnet and export, we can supply technical support and    develop projects with customers together.   3.  Quick response: we commit to give you immediate detailed quotations with instructions and product material. And customize your required product in the shortest time.   4. High-quality products and favorable price: we reduce material costs through purchase large quantitative of raw materials and other measures from manufacturers directly, which ensure good quality and favorable price of our products, and we share our profit with customers.     5. Closed service: Big or long-term cooperation customers can become our VIP customers and enjoy more competitive prices and VIP service.      FAQ   1:How long will you give me the reply? we will reply you in 48 hours.   2:How about the quality of the magnets? We have the certification of ISO, SGS, ROHS.   3:How is the price? As we believe the quality is the most important, we will provide the high quality magnet with reasonable price.   4:Could I get samples?  Yes, we have materials in stock to help you to get the samples as soon as we can.   5:How long will you deliver sample and bulk order? If we have materials in our stock, we can send them within 3 days. If we don’t have material in stock, production time for sample is 5-10 days, 15-25 days for bulk order.   6. How to pay you? T/T, Western Union, L/C, ESCROW.   Warning: Neodymium magnet can be dangerous,as they generate extremely strong pull forces,therefore must be handled with care to avoid personal injury and damage to the magnets.Fingers and other body parts can get severely piched between two attracting magnets.Neodymium magnets are brittle,and can shatter if allowed to slam together,launching small pieces at great speeds.Eye protection should be worn when handing these magnets.   The strong magnetic fields of neodymium magnet can also damage electronic appliances and magnetic media,as well as affect the operation of medical devices.Never place neodymium magnets near televisions,VCRs,computers,credit cards,magnetic I.D. cards,video tapes,pacemakers and etc.   Any questions,contact me: