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6020聚酰亚胺薄膜 点击次数:1741
 
简单介绍

6052聚酰亚胺薄膜英文名:polyimide film;(简称PI film )又称kapton薄膜,俗称黄金薄膜,也称高温绝缘膜,高温绝缘纸,更又称绝缘黄纸.


6020聚酰亚胺薄膜 的详细介绍
6052聚酰亚胺薄膜英文名:polyimide film;(简称PI film )又称kapton薄膜,俗称黄金薄膜,也称高温绝缘膜,高温绝缘纸,更又称绝缘黄纸,是由均苯四甲酸二酐与4.4——二氨基二苯醚合成树脂,经过流涎制成的聚酰亚胺薄膜。该产品具有优良的机械性能和电气性能,优良的尺寸稳定性,耐化学和辐射性及优异的耐高低温性能,可在-240℃——260℃长期使用。
一、技术要求:
1、外观:薄膜表面平整光洁,不应有折皱、撕裂、颗粒、气泡、针孔和外来杂质等缺陷,边缘整齐无破损。薄膜成卷供应。
2、尺寸:
2.1 厚度与允许偏差:推荐厚度,也可根据用户要求供应
标准厚度 25μm 40μm 50μm 75μm 100μm 125μm 175μm 200μm
允许偏差 2.5 4 5 7.5 8 8 8 8
-2.5 -4 -5 -7.5 -7 -8 -8 -8
2.2 宽度:薄膜宽度不小于250毫米,偏差±1.6[毫米。根据用户的需要可栽制不同规格的带。
2.3 长度:根据用户要求供应。
3、性能要求
序号 项目 单位 指标值
25μm 40μm 50μm 75μm 100μm 125μm 175μm 200μm
1 密度 kg/m3 1420±20
2 抗张 纵向横向 MPa ≥150 ≥130 ≥135≥115
3 延伸 纵向横向 % ≥60
4 热收缩率, 150℃ 400℃ % ≤1.0 ≤3.0
5 介电强度 平均值 MV/m ≥150 ≥120
特别值 ≥100 ≥80
6 表面电阻 ,200℃ Ω ≥1.0X1013
7 体积电阻 ,200℃ Ω·m ≥1.0X1010
8 相对介电常数,48-62Hz 3.5±0.4
9 介电损耗因数 48-62Hz ≤4.0X10-3
10 长期耐热温度 ≥180

Polyimide film (tape) 6052
Voluntary standard: JB/T2726-1996
Applicable Range: The polyimide film is manufactured with the raw materials of pyromellitic dianhydride and 4,4-diaminodiphenyl ether synthetic resin, and adopted with "doctor-blading process". It can resist high temperature and radiation as well as possess excellent dielectric performance and physical performance. It is applicable to motor Grade H, electric appliance insulation, and the electric insulating materials for other purposes.
1. Technological requirement:
1.1 Appearance: Film surface is smooth, bright and clean. It shall have no defects, such as folding, tearing, particulate, air bubble, pinhole and any external impurity. Its edges shall be orderly and have no breakage. And the film is provided in rolls.
1.2 Dimension
1) Thickness and allowable deviation: see the recommended thickness in Table One. The products with other thickness can be supplied according to the requirements of customer.
Table One
Standard Thickness 25μm 40μm 50μm 75μm 100μm 125μm 175μm 200μm
Allowable Deviation 2.5 4 5 7.5 8 8 8 8
-2.5 -4 -5 -7.5 -7 -8 -8 -8

2) Width and length: supplied according to requirements of customer.
3) Performances shall conform to the stipulations in Table Two.
Table Two
No Index Description Unit Index Value
25μm 40μm 50μm 75μm 100μm 125μm 175μm 200μm
1 Density kg/m3 1420±20
2 Tensile strength Longitudinal
Transverse
MPa ≥150 ≥130 ≥135≥115
3 Elongation Longitudinal
Transverse
% ≥60
4 Heat contraction rate, 150℃ 400℃ % ≤1.0 ≤3.0
5 Electrical operating
Frequency intensity
Average Value MV/m ≥150 ≥120
Specific Value ≥100 ≥80
6 Surface resistivity at ,200℃ Ω ≥1.0X1013
7 Volume resistivity at ,200℃ Ω·m ≥1.0X1010
8 Relative Dielectric Constant,48-62Hz 3.5±0.4
9 Dielectric Loss Factor 48-62Hz ≤4.0X10-3
10 Long-term Heat-resistance Temperature Index ≥180
2. Packing, mark, storage and transportation
2.1 The film shall be provided in rolls and wound around pipe core, each roll is well packed and sealed with plastic bag to be placed into dry and clean box.
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