Product Name: Hard Ferrite Magnets for General Dynamo and Standard Motors Model NO.: NDPJ-CW-11 Coating: Nickel Shape: Block Application: Industrial Magnet Type: Permanent Composite: Ferrite Magnet Certification: RoHS Composition: Ferrite Magnet Dimension: Customized Hardness: as Per Customer's Drawing Testing Standard: IEC Standard Grade: as Per Customer's Requirement Trademark: NIDE Transport Package: Plywooden-Case Specification: RoHS Origin: China HS Code: 8503009090 Product Description We make various kinds of magnet as per customer's drawing and samples. Our magnet is widely applied the different industrials.Nide pays high attention on production detail and process to guarantee the magnet quality.Nide magnetic material interacts with anumber of external high quality resources, the content of cooperation includes the introduction of the most advanced quality control system and international expert organizations, and the experts are appointed to guide workshop production perennially, and it tries to strengthen the overall product quality continuously to achieve an advanced level world class.Magnets for general dynamo and standard motors are based on Y30H-2 materials. Main features, there is ahole in the center of the magnet; easy to install; stale performance.Physical characteristics of permanent ferrite& technical propertyItemSymbolUnitValueNoteTemperature range-ºC-40~+80Expand coefficientαRK-17~15X10-6Densitydg/cm³4.5~5.1ResistivitypΩ·cm104 ~108Curie temperatureθcºC460~480Temperature coefficient of remanenceαBrK-1-(0.18~0.20)%0~100Temperature coefficient of coercive forceαHCJK-1(0.20~0.50)%0~100Recoil permeabilityμ-1.05~1.30HardnessHv-480~580Competitive advantages1. Our magnet has awide application, such as automotive industry, household appliances, power tools and etc.2. We directly supply our magnets to many countries, like USA, France, Turkey, Iran, India, Brazil, Argentina, Mexico etc.3. We have awide range of magnet.4. We could customize magnet for our customer.We can offer a variety of NdFeB Magnet and Ferrite Magnet,If you need special magnetic tiles, we can also customize according to your needs.