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FR408HR高速板材规格参数

      FR408HR层压板是采用高性能多功能树脂和电气级(E-玻璃)玻璃纤维织物加固压制而成。该材料在Z轴扩展方面提高了30%,并且提供了比该领域竞争产品多25%的电带宽(更低的损耗)。这些特性加上在回流焊时优越的防潮性,使得产品能够从热和电的角度来提高板的优质性。


PropertyTypical ValueUnitsTest Method
Metric (English)IPC-TM-650 (or as noted)
Glass Transition Temperature (Tg) by DSC190°C2.4.25C
Decomposition Temperature (Td) by TGA @ 5% weight loss360°C2.4.24.6
Time to Delaminate by TMA (Copper removed)

A. T260

B. T288

60

>30

Minutes2.4.24.1
Z-Axis CTE

A. Pre-Tg

B. Post-Tg

C. 50 to 260°C, (Total Expansion)

55

230

2.8

ppm/°C

ppm/°C

%

2.4.24C
X/Y-Axis CTEPre-Tg16ppm/°C2.4.24C
Thermal Conductivity0.4W/mKASTM E1952
Thermal Stress 10 sec @ 288ºC (550.4ºF)

A. Unetched

B. Etched

PassPass Visual2.4.13.1
Dk, Permittivity

A. @ 100 MHz

B. @ 1 GHz

C. @ 2 GHz

D. @ 5 GHz

E. @ 10 GHz

3.72

3.69

3.68

3.64

3.65

2.5.5.3

2.5.5.9

Bereskin Stripline

Bereskin Stripline

Bereskin Stripline

Df, Loss Tangent

A. @ 100 MHz

B. @ 1 GHz

C. @ 2 GHz

D. @ 5 GHz

E. @ 10 GHz

0.0072

0.0091

0.0092

0.0098

0.0095

2.5.5.3

2.5.5.9

Bereskin Stripline

Bereskin Stripline

Bereskin Stripline

Volume Resistivity

A. After moisture resistance

B. At elevated temperature

4.4 x 107

9.4 x 107

MΩ-cm2.5.17.1
Surface Resistivity

A. After moisture resistance

B. At elevated temperature

2.6 x 106

2.1 x 108

2.5.17.1
Dielectric Breakdown>50kV2.5.6B
Arc Resistance137Seconds2.5.1B
Electric Strength (Laminate & laminated prepreg)70 (1741)kV/mm (V/mil)2.5.6.2A
Comparative Tracking Index (CTI)3 (175-249)Class (Volts)UL 746A
ASTM D3638
Peel Strength

A. Low profile copper foil and very low profile copper foil all copper foil >17 μm [0.669 mil]

B. Standard profile copper

    1. After thermal stress

    2. After process solutions


1.14 (6.5)


0.96 (5.5)

0.90 (5.1)

N/mm (lb/inch)

2.4.8C


2.4.8.2A

2.4.8.3

Flexural Strength

A. Length direction

B. Cross direction

72.5

58.0

ksi2.4.4B
Tensile Strength

A. Length direction

B. Cross direction

54.5

38.7

ksiASTM D3039
Young's Modulus

A. Length direction

B. Cross direction

3695

3315

ksiASTM D790-15e2
Poisson's Ratio

A. Length direction

B. Cross direction

0.137

0.133

ASTM D3039
Moisture Absorption0.061%2.6.2.1A
Flammability (Laminate & laminated prepreg)V-0RatingUL 94
Relative Thermal Index (RTI)130°CUL 796
The data, while believed to be accurate and based on analytical methods considered to be reliable, is for information purposes only. Any sales of these products will be governed by 

 

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