Materials

GPO Materials

GPO Materials Specs
Lamicor Grade GP-9105
Lamicor Grade GP-9206
Lamicor Grade GP-9306
Lamicor Grade CP-200 HT
Units
ASTM Test Method
Polyester – Glass Laminate (GPO-1)
FR Polyester Glass Laminate (GPO-2)
FR Polyester Glass Laminate (GPO-3)
High Temperature Polyester Glass Laminate
MECHANICAL
Strength to Weight Ratio
ksi
Specific Gravity @73 F
D792
1.95
1.80
1.80
1.77
Tensile Strength @73 F, (ult)/(yld)
psi
D638
9000
9000
9000
15000
Tensile Modulus of Elasticity @ 73 F
psi
D638
Tensile Elongation at Break @ 73 F
%
D638
Flexural Strength @ 73 F
psi
D790
21000
21000
21500
28000
Flexural Modulus of Elasticity @ 73 F
psi
D790
Shear Strength @ 73 F
psi
D732
Compressive Strength, (% Deformation) @73 F
psi
D695
30000
30000
33000
28000
Compressive Modulus of Elasticity @73 F
psi
D695
Hardness, Rockwell, Scale as noted @73 F
D785
M-112
M-105
M-105
M101
Hardness, Durometer, Shore D @73 F
D2240
Izod Impact, (Notched) @73 F
ft-lb/in of notch
D256 TypeA
8.2
8.3
14
Coefficient of Friction, (Dry vs. Steel) Dynamic
Limiting PV, (with 4 to 1 factor of safety applied)
psi-ft/min
THERMAL
Coefficient of Linear Thermal Expansion @73 F
in/in/F
E-831 (TMA)
Heat Deflection Temperature @ 264 psi
F
D648
Tg-Glass transition temperature, (Amorphous)
F
D3418
Melting Point, (VS=Vicat Softening Temp.)
F
D3418
Continuous Service Temperature in Air, (Max.)
F
266
311
284
392
Thermal Conductivity
BTU-in/hr-ft2-F
ELECTRICAL
Dielectric Strength, Short Term
Volts/mil
D149
400
400
400
380
Volume Resistivity
ohm-cm
D257
Dielectric Constant @ 10E6 Hz
D150
4.5
4.95
4.1
4.10
Dissipation Factor @ 10E6 Hz
D150
.01
.02
.027
0.07
Flammability @ 3.1 mm unless noted
UL94
V-0
V-0
H2O
Water Absorbtion, Immersion, 24 Hrs
% by wt.
D570(7)
.13
0.12
0.25
Water Absorbtion, Saturation
% by wt.
D570(7)

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