自拍偷在线精品自拍偷无码专区,亚洲综合久久无码欧美网站,黄A无码片内射无码视频,亚洲自偷自拍另类

Products

Products

Polyimide
Product name: Polyimide
CAS NO.: 25036-53-7

performance

unit

indicators

appearance

 

yellow transparent liquid

solid content (%)

 

15

density

g/cm³

1-1.1

tensile strength

MPa

≥ 100

elongation at break

%

≥ 50

surface resistivity (200 ℃)

Ω

2.0

volume resistivity (200 ℃)

Ω& nbsp;& middot; m

2.5

power frequency electrical strength

MV/m

225

relative dielectric strength 48-62hz

 

≤ 3.0

dielectric loss factor 48-62hz

 

≤ 4.0× 10-3




Copyright(C)2021,Hunan Dacheng Medical Chemical Co., Ltd. All Rights Reserved. All Rights Reserved.?
Supported by?ChemNet?ChinaChemNet?Toocle?31fabu?Copyright Notice