New Design Wholesale Hot Custom Voice Coil Former Material polyimdie tape

Product Overview

Description

 

 

Description

Polyimide film (KYPI-VC) is high size-stability Polyimide Film, besides the properties of general-purpose polyimide film KYPI, such type imparts superior dimensional stability, which makes it ideal for applications requiring size stability,

 

Features

•High dimensional stability

•Easy coating property

•Temp resistance from -452°F to over 752°F (-269°C to over 400°C)

•Excellent balance of electrical, chemical and physical property.

 

Applications

 • Voice Coil of Speaker

 • Coverlay or Stiffener in F-PCB)

 • Applications requiring high dimensional stability

 

 Specification     

Properties		Unit	Values
		um(mil)	25(1)		50(2)	75(3)	125(5)
Density		g/cm3	1.42 ±0.2
Tensile Strength	MD ≥	MPa	170		160	150	140
	TD ≥		130		120	110	100
Elongation     ≥		%	40		40
Breakdown Strength ≥  (48~62Hz)	Average	MV/m	160	150		140	100
	Individual		140	130		120	80
Peel Strength ≥		N/mm	1.2
*Surface Resistance,  200℃(392F)  ≥		Ω	1.0×1013
*Volume Resistance,  200℃(392F)  ≥		Ω·m	1.0×1010
*Dielectric Constant 48~62Hz		---	3.5± 0.4
*Loss Tangent 48~62Hz ≤		---	4.0×10-3

                                

 

Slitting and Packaging

1, Width: 6.0~520mm; THK: 0.025~0.23mm

2, Roll OD: 200~250mm  Pad roll, Transverse roll(universal roll)

2, Core ID:76mm(3") or 152mm(6" ), Core materials: Paper or plastic;

3. Packaging: Carton and Pallet.

 

Note: Above values are the accumulative typical ones by recognized testing method, but, in order to ensure you to select our products properly, please refer to above specification and test the samples based on your using purpose or feel free to contact us for more details.

 

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