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Ningbo BestWay Magnet Co., Ltd.

[Province: Zhejiang ]

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Flexible Magnets for Micro-Motor

Payment Terms:	T/T,L/C,WU;paybal

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Basic Info.

Supply Capacity

		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