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Norplex-Micarta NP500CR Epoxy Glass Laminate Sheet, NEMA G-10
Categories: Polymer; Thermoset; Epoxy

Material Notes: NP500CR consists of a glass fabric with a specially formulated epoxy resin system resulting in excellent electrical characteristics and superior physical properties at cryogenic temperatures (-270°C to 135°C operating temperature range). It has very low thermal conductivity and has been produced specifically for use in cryogenic applications.

Information provided by Norplex-Micarta

Key Words: Glass Fiber, Epoxy, Micarta, Cryogenic, NEMA G-10, ASTM D709 Type IV Grade G-10, MIL-I-24768/2 GEE, IPC 4101/20, IEC 60893-2-EPGC 201, NIST G10CR
Vendors: Norplex-Micarta is the leading manufacturer of high performance thermoset composite materials. We work directly with customers to manufacture the highest quality specialty sheet products, pre-pregs, rods and molded shapes, and tubes to meet demanding composite applications for our OEMs and fabricators around the world. Visit norplex-micarta.com.

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Physical PropertiesOriginal ValueComments
Specific Gravity 1.80 g/cc
@Thickness 12.7 mm
ASTM D792
Moisture Absorption 0.100 %
@Thickness 1.57 mm
ASTM D570 Condition A
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 100
@Thickness 6.35 mm
ASTM D785
Tensile Strength 38000 psi
@Thickness 3.17 mm
CrossWise; ASTM D638 Condition A
 45000 psi
@Thickness 3.17 mm
LengthWise; ASTM D638 Condition A
Flexural Strength 65000 psi
@Thickness 1.57 mm
CrossWise; ASTM D790 Condition A
 75000 psi
@Thickness 1.57 mm
LengthWise; ASTM D790 Condition A
Flexural Modulus 2400 ksi
@Thickness 1.57 mm
CrossWise; ASTM D790 Condition A
 2700 ksi
@Thickness 1.57 mm
LengthWise; ASTM D790 Condition A
Compressive Strength 65000 psi
@Thickness 12.7 mm
Flatwise; ASTM D695 Condition A
Shear Strength 22000 psi
@Thickness 1.57 mm
perpendicular; ASTM D732 Condition A
Izod Impact, Unnotched 12.0 ft-lb/in
@Thickness 12.7 mm
CrossWise; ASTM D256 Condition E-48/50
 14.0 ft-lb/in
@Thickness 12.7 mm
LengthWise; ASTM D256 Condition E-48/50
 
Electrical PropertiesOriginal ValueComments
Dielectric Constant 4.8
@Thickness 1.57 mm,
Frequency 1e+6 Hz
ASTM D150 Condition D-24/23
Dielectric Strength 660 V/mil
@Thickness 1.57 mm
ASTM D149 Condition D-48/50
 670 V/mil
@Thickness 1.57 mm
ASTM D149 Condition A
Dielectric Breakdown 50000 V
@Thickness 1.57 mm
ASTM D149 Condition D-48/50
 60000 V
@Thickness 1.57 mm
ASTM D149 Condition A
Dissipation Factor 0.025
@Thickness 1.57 mm,
Frequency 1e+6 Hz
ASTM D150 Condition D-24/23
Arc Resistance 100 sec
@Thickness 3.17 mm
ASTM D495 Conition A
Comparative Tracking Index 150 V
@Thickness 3.17 mm
ASTM D3638
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 10.0 µm/m-°C
@Thickness 3.17 mm
IPC-TM 650-2.4.24
CTE, linear, Transverse to Flow 13.0 µm/m-°C
@Thickness 3.17 mm
IPC-TM 650-2.4.24
Transformation Temperature, Tg 115 °C
@Thickness 12.7 mm
DMA
UL RTI, Electrical 130 °CUL Bulletin 746b
UL RTI, Mechanical with Impact 140 °CUL Bulletin 746b
Flammability, UL94 HB
@Thickness 1.57 mm
 
Descriptive Properties
Bonding Strength2200[lb]; 0.5"; ASTM D229 Condition D-48/50

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