Powerful permanent super strong magnetic force ndfeb magnet cylinder

 

 

About Products

Grades: N35-N54, N30M-N52M, N30H-N50H, N30SH-N45SH, N28UH-N42UH, N26EH-N38EH, N28AH-N35AH

Manufacturing Technique: We adopt new Sintered Neodymium magnet techniques and equipment such as strip casting, HDDR technology.

 

Magnetic properties: High coercive force, max is over 35KOe; (BH)Max from 28 to 55MGOe; Max working temperature up to 240°C;Tolerance: ±0.05mm, Customized;

The highest coercivity (Hcj) ≥35KOe, the temperature coefficient aBr<-0.1% °C -1, bHcj<-0.45% °C -1, HAST test of low weightlessness corrosion resistant series (T series) (130 °C, 0.26MPa, 95% relative humidity), 20 days of weightlessness ≤≤ 2.0mg/cm2

 

Slat Spray Test: Nickel (NiCuNi): 72 hours;

                                        Epoxy: 72 hours;

                                           Zinc: 48hours; 

 

Production Flow Chart:

 

Applications

Widely used in Speakers, receivers, leather bag magnets, packing boxes, magnetic buttons, toys, magnetic tools, magnetic craft gift packaging, magnetic filters, magnetic hooks, magnetic chuck, magnetic valve, oil degreasing equipment, magnetic actuators, magnetic bearings, magnetic pump, magnetic brakes, magnetic couplers, magnetic salvage, magnetic transmission, magnetic rolls, synchrotrons, radiation sources, free electron lasers, nuclear industry, agriculture, detection earthquake, magnetic switches , magnetic latching relays, arithmometer, counters, reed switches, sensors, plating table, speedometer, flow meter, tachometer, medical equipment, magnetic health supplies, magnetization water / magnetic water Processor, magnetic therapy, magnetic jewelry.  

 

Product Specification

 

Physical Properties(NdFeB magnet)
Temp.Coeff.of Br:    -0.11% / °C	Temp.Coeff.of iHc:          -0.60% / °C
Density:            7.4-7.6g/ cm3	Electrical resistivity:        144μΩ.com
Vickers Hardness:        600/Hv	Flexural Strength:              25kg/mm
Tensile Strength:      8.0kgs/mm2	Coeff.of Thermal Expansion: 4 X 10/ˉa/°C
Specific Heat:    0.12kCal/(kg. °C)	Thermal Conductivity:     7.7Kcal/(m.h. °C)
Young's Modulus: 1.6 X 1011N/m2	Rigidity:                      0.64N/m2
Poisson's Ratio:           0.24	Compressibility:           9.8 X 10ˉ12m2/N
Curie Temperature:   310-340°C

 

Dimension Range / Normal Tolerance
Ring	Outer Dia.	Inner Dia.	Thickness				Disc	Diameter	Thickness
Maximum	220mm	200mm	50.00mm				Maximum	220mm	50.00mm
Minimum	2.60mm	1.60mm	0.50mm				Minimum	1.00mm	0.50mm
Tolerance	+/-0.1mm	+/-0.1mm	+/-0.1mm				Tolerance	+/-0.1mm	+/-0.1mm
Block	Length	Width	Thickness				Tile & other irregular shapes
Maximum	150.00mm	150.00mm	50.00mm
Minimum	1.00mm	1.00mm	0.50mm				Can be produced according to  customer's sample or design

  

 

Trade Info

Trade terms: FOB,CIF,CFR,EXW, etc

Payment terms: T/T, L/C, Western Union,etc

Payment Condition:30% deposit, the balance against copy of B/L or before the shipment

MOQ: 5pcs

FOB price: USD0.01-5.00

Port: Shenzhen or Ningbo 

Sample time: 3-7 days

Lead time: 7-15 days

Shipment: by sea, air, express courier, etc

Supply capability: 1,000,000pcs/week

Sample availability: Yes

 

 

 

 

Company Profile

Shenzhen Smart Magnet CO., LTD is a professional high-tech enterprise engaged in R&D, production and sales of magnetic materials and magnetic products. Our annual output is 2,000 tons sintered NdFeB magnets, 3000 tons flexible magnets. We have passed the ISO9001:2008, ISO/TS16949:2009 and ISO14001:2004 Quality Management System and achieved a series of international certification system.

Our main products: Sintered NdFeB / Neodymium magnets (N33-N54, N35-N54, M series, H series, SH series, UH series, EH series, AH series), SmCo, Flexible / rubber magnets, Fridge magnets, Magnetic lifters, Magnetic badges, Magnetic jewelry, etc. Over 80% of our magnets are exported, and most of them are exported to Europe, the United States, South Korea, Hong Kong and Taiwan, etc.

We have been pursuit of excellence, and keep improving to the perfect quality!

Customer insight, TQM oriented, Quick Responds, Competitive price and JIT delivery on demands are key competencies of Smart Magnet.