Fujian Xingyuan Magnetic Materials Co.,Ltd

Micro-motor Magnetic Strip

Flexible Magnetic Strip

Flexible Magnet strip for Micro-Motor is thermoplastic permanent ferrite magnet 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




YXZY-4C
YXZY-4N

Magnetic Property
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 (°C)
-40~100
-40~100

Winding character
Contract value


Thermal expansion coefficient
28×10-5/°C

Corrosion Resisting Property
10% HCI

20% HCI

10% H2SO4

20% H2SO4

absolute ethly alcohol

methylbenzene
×
×

gasoline

benzene
×
×

acetone
×
×

28% ammonia water

engine oil

○ excellent good × bad





Typical specification:

Tolerance:

L≥150mm, Tolerance: ±0.15mm

L<150mm, Tolerance: ±0.1mm

W, Tolerance: ±0.1mm

H, Tolerance: ±0.05mm



Dimension (L×W×H)mm
Dimension (L×W×H)mm
Dimension (L×W×H)mm
Dimension (L×W×H)mm
27×8.5×1
27×11.5×1
31.8×14×1
31.8×25×1
32.5×14×1
31.6×22×1.2
32×7.4×1.2
32×9×1.2
32×12×1.2
32×22×1.2
47×16×1.2
31.4×11.7×1.3
65.8×7.8×1.45
67×8×1.5
66.8×7.4×1.88
97.2×11×1.8
67×20×1.9
82×11.2×1.92
97.5×25.4×1.95
64.4×5×2
65×5.5×2
65×7.5×2
66×8×2
66.6×11×2
74.6×8.3×2
81.7×11.2×2
87×8×2
87×10×2
95×10×2
66.8×11×2.05
67×11.2×2.05
67×20×2.05
65.8×8.2×2.1
66.6×8.4×2.1
66.8×11×2.1
67×8.6×2.1
66.7×7.3×2.1
66.5×8.4×2.1
66.7×8.6×2.1
92.6×13×2.19
50.8×18×2.2
57.2×18×2.2
60×18×2.2
194×6.2×2.2
100×13×2.3
100×20×2.3
100×22×2.3
91.2×13×2.4
86.5×13×3
87.1×13×3.1
88.2×12×3.3
88.3×11.2×3.3
88.5×11.2×3.3
88.8×11.2×3.3
89×11.2×3.3
89×11.35×3.3
89.3×12×3.3
88.2×12×3.4
88.3×11.2×3.4
88.8×12×3.5