BW-F2-3 Flexible Magnets for Micro-Motor, Permanent Flexible Magnets, Flexible Magnets

BW-F2-3 Flexible Magnets for Micro-Motor

• Product Name:
  Flexible Magnets for Micro-Motor
  
  
• Model Number:
  BW-F2-3
  
  
• Description:
  Flexible Magnets for Micro-Motor are thermoplastic permanent ferrite magnets with Enjoying characteristics of satisfactory magnetic property , mechanic property , chemical corrosion resisting
  Property ,strict size precision and good consistency , it is widely used in motors of TV antenna ,CD player , VCD player and tape rewinder , etc.
  PHYSICAL&MAGNETIC PROPERTIES OF FLEXIBLE MAGNETS FOR MICRO-MOTORS
  

  		BWZY-4C	BWZY-4N
  Magneticproperty	Residual induction Br(T)	0.24-0.25	0.23-0.25
  	Coercive force Hcb(kA/m)	159-183	159-183
  	Intrinsic coercive force Hcj(kA/m)	>=200	>=239
  	Maximum energy product(BH)max(kJ/m3)	11.1-11.9	10.7-11.9
  Adhesive agent components		Chlorinated polyethylene	Butyronitrile rubber
  Appearance	The face:clean and polish on polish ;no bubble ;no scuffing ; Upper and below edge is vertical ; fracture is smooth.
  Tolerance	Length +0.2mm width +0.1mm thickness +0.05(or according to the contract requirement)
  Physical property	Tensile strength(Mpa)	>=7	>=7
  	Elongation rate(%)	>=100	>=100
  	Hardness(SHA)	>=88	>=86
  	Density(g/cm3)	3.6-3.7	3.6-3.7
  	Temperature( o C)	-40-100	-40-100
  	Winding character	Contract value
  	Thermal expansion coefficient	28 x 10-5/ o C
  Corrosion Resisting Property	10%HCI	Excellent	Excellent
  	20%HCI	Excellent	Excellent
  	10%H2SO4	Good	Good
  	20%H2SO4	Good	Good
  	absolute ethly alcohol	Excellent	Excellent
  	methylbenzene	Bad	Bad
  	gasoline	Excellent	Excellent
  	benzene	Bad	Bad
  	acetone	Bad	Bad
  	28% ammonia water	Excellent	Excellent
  	engine oil	Good	Excellent

  
  
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