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Technical Specification for Phenolic Backup Board

Application:

Circuit Board Drilling, Flexible Circuit board, Double sides, surface mount, back-plane, high density interconnect mlb.

Thickness:

1.50mm ( E-308 )
Properties Unit Value Testing Method
Shore D Hardness - 85 – 94 Cold Shearing
Barcol Hardness - 60 – 70 -
Water Absorption % 3.4%( MAX ) BS-2572 (1990 )
Thickness Tolerance mm +/- 8% BS-2572
Thickness Variance mm +/- 2% -
Pull Strength Tensile Strenght Vertical Direction Mpa -  
Horizontal Direction Mpa 90 – 95 BS-2572
Flexural Strength Vertical Direction Mpa 150 – 160 BS-2572
Horizontal Direction Mpa 155 – 165 BS-2572
Twisted Factor (Warpage) % < 1.50% BS-2572
Cutting Tolerance mm +/- 2 -
Temperature °C 140 -

         

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