Neodymium Block Magnets, buy 1.5mm N40 / N42 Neodymium Block Magnets for Speakers / Earphones on China Suppliers Mobile

Product Details

Delivery Time:15 -30 working days after received your payment
Certification:ISO9001/ROHS/SGS

Large Inventory Strong Block Neodymium Magnet in 12*4*1.5 for Promotion

Inventory Goods for sale . Magnets in stock . n38 neodymium magnets.
The good in qulity magnet block made by plant. OEM block magnet provider . Factory magnet professional supplier.

Zhongci magnets provides permanent magnet with custom shaped magnet, stabel and high precision magnet with wide range of magnetic properties.

Description & Specification:

Sintered NdFeB magnet	Strong permanent magnet with magnetic properties
Grades	N33, N35, N38, N40, N42, N45, N48, N50, N52, (M, H, SH, EH, UH )
Coatings	Nickel, Ni-Cu-Ni, Zinc, white-blue Zn, Black epoxy resin, Gold
Sizes	customized
Shapes	Disc, cylinder, sphere, block, ring, tile, arc, and other irregular shapes
Tolerance	0.05mm unless specified.
Magnetized direction	Through thickness, diameter, axial, etc
Maximum working temperature	80 to 120 degrees C
Delivery time	Within 7-30 days when order confirmed
Package Condition	Standard air/sea protective package, unless specified.

Grade:	N35-N52 Max. Working Temperature 80 °C
33M-48M Max. Working Temperature 100 °C
33H-48H Max. Working Temperature 120 °C
30SH-45SH Max. Working Temperature 150 °C
30UH-40UH Max. Working Temperature 180 °C
28EH-38EH Max. Working Temperature 200 °C

Professional suggestions:
    -The grade like N48-N52 could meet your requirements on strong power.
      -Standard one like N35 or N40 is okay for your normal applications.
    - If you have requirement on the working temperature, please note it.

Coating and Corrosive Resistance of Sintered NdFeB
Surface	Coating	colour	Thickness (um)	Resistance can be	Corrosive Resistance
PCT Test	Salt Spray Test
Nickel	Ni/NiCuNi	Silver	10-20	48h/72h	72h	excellent
Zinc	blue zinc/colour zinc	brightblue/shinyblue	8-20	24	24	good
epoxy	epoxy/NiCu+Epoxy	black/grey	15-25	48	96	excellent
Tin	NiCuSn	silver	15-20	72	72	superior
Parylene	Parylene	grey	15-25	96	200	superior
Teflon	Teflon	grey	10-20	12	24	superior
Phosphorization	-	grey	1-2	-	-	temporary protection
Passivation	-	grey	1-2	-	-	temporary protection

Magnetized direction:

Applications:

Motors,Generators,Sensors,Speakers, Earphones and other musical instruments, Magnetic therapy devices, Magnetic Chuck, Magnetic bearings and couplings, NdFeB Pot Magnet and other magnetic applications.

Competitive Advantage:

Neodymium magnets manufacturer since year 1999 with advanced technolgy on tooling and produciton.Good quality and stable magnetic properties are designed instead of inspection.Competitive price comes from good design and optimized manufacturing process.Total solutions for cost, quality, delivery, service, flexibility and value engineering.

Magnetic separation packaging:

FAQ:

1. How to get a quickly quotation?