Properties |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
|
Glass Reinforced |
Glass Reinforced |
Melamne |
Silicone Glass |
Paper |
Paper |
Paper |
Canvas |
Linen |
Tensile Strength |
|
|
|
|
|
|
|
|
|
•Lengthwise, PSI |
40,000 |
40,000 |
37,000 |
23,000 |
20,000 |
16,000 |
15,000 |
9,500 |
12,500 |
•Crosswise, PSI |
35,000 |
35,000 |
30,000 |
18,000 |
16,000 |
13,000 |
12,000 |
7,500 |
88,750 |
Compressive Strength |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Flatwise, PSI |
60,000 |
60,000 |
70,000 |
45,000 |
36,000 |
34,000 |
32,000 |
37,000 |
37,000 |
•Edgewise, PSI |
35,000 |
35,000 |
25,000 |
14,000 |
19,000 |
23,000 |
25,500 |
23,500 |
25,000 |
Flexural Strength |
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|
|
|
|
|
|
|
|
•Lengthwise, PSI |
55,000 |
55,000 |
55,000 |
23,000 |
25,000 |
15,000 |
13,500 |
17,000 |
15,000 |
•Crosswise, PSI |
45,000 |
45,000 |
35,000 |
20,000 |
22,000 |
14,000 |
11,800 |
15,000 |
13,750 |
Modulus of Elasticity in Flex |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Lengthwise, PSI |
2,700,000 |
2,700,000 |
2,500,000 |
1,400,000 |
1,800,000 |
1,400,000 |
1,300,000 |
950,000 |
1,050,000 |
•Crosswise, PSI |
2,200,000 |
2,200,000 |
2,000,000 |
1,200,000 |
1,300,000 |
1,100,000 |
1,000,000 |
850,000 |
850,000 |
Shear Strength, PSI |
19,000 |
19,000 |
20,000 |
17,000 |
12,000 |
11,000 |
10,000 |
11,500 |
11,750 |
Izod Impact |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Flatwise, ft lb per inch of notch |
7 |
7 |
12 |
8.5 |
4 |
1.3 |
1 |
3.2, 2.3 |
2.5, 1.8 |
•Edgewise, ft lb per inch of notch |
5.5 |
5.5 |
8 |
7.5 |
0.5 |
0.35 |
0.35 |
1.9, 1.4 |
1.1, 1 |
Rockwell Hardness (M Scale) |
110 |
110 |
120 |
100 |
110 |
105 |
110 |
104 |
105 |
Specific Gravity |
1.82 |
1.82 |
1.9 |
1.68 |
1.36 |
1.34 |
1.32 |
1.35 |
1.34 |
Coefficient of Thermal Expansion |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•cm/cm/ deg C x 10 -5 |
0.9 |
0.9 |
1 |
1 |
6 |
2 |
1.4 |
2 |
2 |
Water Absorption |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•.062" Thick, % per 24 hrs |
0.25 |
0.25 |
0.8 |
0.3 |
6 |
2 |
1.4 |
2.2 |
2.5 |
•.125" Thick, % per 24 hrs |
0.15 |
0.15 |
0.7 |
0.2 |
3.3 |
1.3 |
0.95 |
1.6 |
1.6 |
•.500" Thick, % per 24 hrs |
0.1 |
0.1 |
0.4 |
0.15 |
1.1 |
0.55 |
0.45 |
0.75 |
0.7 |
Dielectric Strength, volt/mil |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Perpendicular to Laminations; short |
|
|
|
|
|
|
|
|
|
•.062" Thick |
500 |
500 |
400 |
400 |
700 |
700 |
650 |
200/500 |
200/500 |
•.125" Thick |
400 |
400 |
350 |
350 |
500 |
500 |
470 |
150/360 |
150/360 |
Dissipaton Factor |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Condition A, 1 megacycle |
0.025 |
0.025 |
0.017 |
0.003 |
0.06 |
0.045 |
0.038 |
.1, .055 |
.1, .055 |
Dielectric Constant |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Condition A, 1 megacycle |
5.2 |
5.2 |
7.12 |
4.2 |
6 |
5.5 |
5.3 |
5.8 |
5.8 |
Insulation Resistance |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•Condition, 96 hrs at 90% relative humidity (in mega ohms) |
200,000 |
200,000 |
10,000 |
200,000 |
- |
- |
- |
- |
- |
Flame Resistance |
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•Underwriter Labs, Classification |
94V-O |
94V-O |
94V-O |
94V-O |
94HB |
94HB |
94HB |
94HB |
94HB |
Bond Strength, in lbs |
2,000 |
16,000 |
1,700 |
650 |
700 |
800 |
950 |
1,800 |
1,600 |
Maximum Continuous Operating Temperature |
G10 FR4 |
G11 FR5 |
G9 |
G7 |
X |
XX |
XXX |
C/CE |
L/LE |
•All Phenolics can withstand -100F |
285°F |
300°F |
285°F |
465°F |
285°F |
285°F |
285°F |
265°F |
265°F |