Black Epoxy Coated Neodymium Magnets N52 Neodymium Magnet Bulk Neodymium Magnets

Product DescriptionBlack Epoxy Coating Permanent Neodymium Manget
Size: 18.15x12.50x6.10mm
Hole: 6.90mm/3.45mm
Grade:N35-N52
Coating: black epoxy finish



PHYSICAL PROPERTIES:temp.Coeff.of Br:-0.09~-0.11%/℃Density:7.5~7.6g/cm3Vickers hardness:600HvTensile Strength:8.0kg/mm2Specific Heat:0.12kcal/(kg,℃)Young's.Modulus:1.6x1011N/m2Poisson's.Ratio:0.24Curie Temperature:310-310℃Temp.Coeff.of Hc:0.5~-0.60%℃Electrical Resistivity:114 µ Ω.cmFlexural Strength:25kg/mmCoeff.of Thermal Expansion:4x10-6/℃ Thermal Conductivity:7.7kcal(m.h.℃)Rigidity:0.64N/m2Compressibility:9.8x10-2m2/NRelative Recoil Permeability:1.05
Characteristics of Surface Treatment:CoatingZnDouble NiNiCuNiElectroless NiEpoxyColourWhiteSilverSilverSilverBlackThickness(µ M)8-1515-2015-3010-2010-30Pressure Cooker Test (120C,2atm,100% RH)>15hr>24hr>48hr>24hr>24hrSalt Spray Test (5%NaCl,35℃,1.2atm)>24hr>24hr>48hr>72hr>100hr
Standard Specification For Sunny Fore Sintered NdFeB Magnets:Detailed Images
Direction of Magnetization:Magnet ApplicationDemands of the NdFeB magnets have been growing rapidly in the global market such as information technologies , Motors, Medical equipments and so on. Sunny Fore magnets are widely used in the following areas:
Office Automation - Personal computers, Copiers, Printer
Electricalenergy - Flywheels, Wind power station
Science and Research - ESR(electron spin resonance), Magnetic levitation, Photon generation
Medicine - Dental materials, Imaging
Industry - Industrial robots, FA(factory automation, Recycling
Audio-visua products - Televisions, DVD(digital video disc), Headphone stereo
Transportation - Small motors, Sensors, Automobiles, EV(electric vehicles, hybrid cars)
Telecommunications - Mobiles communications, PHS(personal handy-phone system)Packing & DeliverySafety and Stable Packing:
Standard Packing : Polybag+inner box + 5-ply cartons
Strong protect materials: white foam with iron sheet outside to anti-magnetism
white box dimension:12.7x8.5x5.8cm
Outer carton dimension:29x23x14cm
Also welcome to customized package method from clients!

Quality ControlSunnyFore Qualified by :ISO9001:2008,RoHs, REACH, MSDS

FQAWhat information do I need to supply when I have an inquiry?
If you have any inquiry, please kindly advise the following items:
Dimension, sizes, shape and drawing with tolerance;
Material grade or magnetic properties;
Magnetic direction, quantity;,
Surfacce coating (if necessary);
Any special packing, delivery or other requirements.Contact usSunny Fore Culture
Company Mission:
Integrity to provide valued products and customer-satisfied services; adhering to forge ahead, doing fine and strong , sustainable development; build a harmonious and efficient platform for creating career employees; create corporate wealth, public feedback, promote social progress.
Business philosophy:
Practices orderly treat people fair and equitable work environment for scientific and efficient operating democratic and transparent beautiful pleasant harmonious development of enterprises.
Company spirit:
Initiative and enterprise reform and dedication.