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Norplex-Micarta NP310HT Phenolic Cotton Laminate Sheet, NEMA C
Categories: Polymer; Thermoset; Phenolic

Material Notes: Canvas machining grade for structural and mechanical applications. NP310HT has better impact strength than phenolic paper grades. It meets the requirements of MIL-I-24768/16 and is designed to meet GE specification A19B15B1.

Information provided by Norplex-Micarta

Key Words: Cotton, Phenolic, Micarta, NEMA C, MIL-I-24768/16-FBM, ASTM D709 Type II Grade C
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 1.37 g/cc
@Thickness 12.7 mm
ASTM D792
Moisture Absorption 3.40 %
@Thickness 1.57 mm
ASTM D570 Condition A
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 100
@Thickness 6.35 mm
ASTM D785
Flexural Strength 18000 psi
@Thickness 1.57 mm
LengthWise; ASTM D790 Condition A
 18000 psi
@Thickness 1.57 mm
CrossWise; ASTM D790 Condition A
Flexural Modulus 2400 ksi
@Thickness 1.57 mm
CrossWise; ASTM D790 Condition A
 2500 ksi
@Thickness 1.57 mm
LengthWise; ASTM D790 Condition A
Compressive Strength 35000 psi
@Thickness 12.7 mm
Flatwise; ASTM D695 Condition A
Izod Impact, Unnotched 2.02 ft-lb/in
@Thickness 12.7 mm
CrossWise; ASTM D256 Condition E-48/50
 2.35 ft-lb/in
@Thickness 12.7 mm
LengthWise; ASTM D256 Condition E-48/50
 
Electrical PropertiesOriginal ValueComments
Dielectric Strength 527 V/mil
@Thickness 1.57 mm
ASTM D149 Condition A
Dielectric Breakdown 55000 V
@Thickness 1.57 mm
ASTM D149 Condition A
 
Thermal PropertiesOriginal ValueComments
UL RTI, Electrical 125 °CUL Bulletin 746b
UL RTI, Mechanical with Impact 125 °CUL Bulletin 746b
Flammability, UL94 HB
@Thickness 1.57 mm
 
Descriptive Properties
Bonding Strength2400[lb]; 0.5"; ASTM D229 Condition D-48/50

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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PNORPM028 / 192785

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