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Dongguan Guan Xiang Electronic Materials Co., Ltd. 
Contact:

Mr Zou 186 6510 9908
Miss Wei 189 2433 6608
Mobile: 18924336608 
QQ: 48819115 
Website: www.dgxiangguan.com 
Address: Zhang Yang Zhang Mu Tou Town, Dongguan City Industrial Zone Community Yin Yang factory floor, Building A


 
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Polyimide cover film

Name：Polyimide cover film
AddTime：2014.05.05
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Product details：
    "One, characteristic and Application
The product has good electrical properties, high bonding strength, good dimensional stability, excellent heat resistance, chemical resistance, low adhesive flowing, good processing, is suitable for quick pressing and traditional pressing. Mainly used for covering film on FPC products or insulating reinforcing."           
Two, the product specifications           
  1、 Width  ： 250/500 mm           
  2、 Length ： 200 m            
Three, performance index           
NO INDEX NAME    UNIT INDEX VALUES    TEST METHOD 
1 Model    ---- XG-F1530 XG-F2550 XG-F2550B XG-F2560B  
2 Structure    Basement membrane PI 1mil PI 2mil BPI 1mil BPI 1mil  
     Adhesive/AD AD 12.5µm AD 25µm AD 25µm AD 35µm  
     The protective layer The release paper The release paper The release paper The release paper  
3  Thickness    µm 30 50 50 60  
4 Resine flow    mm ＜0.2 ＜0.2 ＜0.2 ＜0.2  
5 Unwind     N/25mm 8 10 10 10  
6 Insulation resistance    Ω Rs1 ×10 Rs1 ×10 Rs1 ×10 Rs1 ×10  
      Rv1 ×10 Rv1 ×10 Rv1 ×10 Rv1 ×10  
7  Shelf life    月 0℃/6Month 0℃/6Month 0℃/6Month 0℃/6Month  
      10℃/ 3Month 10℃/ 3Month 10℃/ 3Month 10℃/ 3Month  
8 Color    ------ Yellow Yellow Black Black  
           
"Four, FPC composite technology
Molding:
1, temperature: 175 ℃ --185 ℃
2, pressure: 100Kg/cm ²
3, baking: 160 ℃ *60mil"           
"Five, storage and transportation requirements
1 to the original packaging, storage at 4-10 ℃ freezer, storage period of 3 months, more than the storage period according to the standard inspection, qualified can use.
2, in the process of storage and transportation, should avoid dampness and mechanical injury."           
"Note: all indexes above value is the reliable test method, after many times of testing the actual
average value, does not mean that every product value."