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Industrial Laminates/Norplex NP342 Cotton Fabric

Category Polymer , Thermoset , Phenolic
Manufacturer Industrial Laminates/Norplex
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Industrial Laminates/Norplex NP342 Cotton Fabric.pdf
Price EMAIL US    sales@lookpolymers.com
Material Notes:
Description: Fine weave canvas phenolic material with fabric construction weight intermediate to NP310 and NP320. Designed for better machining than grade NP310 and lower cost than NP320.Thickness Tested: 0.062", 0.125" & 0.500".
Physical Properties Metric English Comments
Specific Gravity 1.30 - 1.40 g/cc

@Thickness 1.57 mm
 1.30 - 1.40 g/cc

@Thickness 0.0620 in
 ASTM D792
Moisture Absorption at Equilibrium 3.2 %

@Thickness 1.57 mm
 3.2 %

@Thickness 0.0620 in
 ASTM D229
Mechanical Properties Metric English Comments
Hardness, Rockwell M 90 - 110

@Thickness 1.57 mm
 90 - 110

@Thickness 0.0620 in
 ASTM D785
Tensile Strength, Yield 75.2 MPa

@Thickness 1.57 mm
 10900 psi

@Thickness 0.0620 in
 CW; ASTM D638
87.6 MPa

@Thickness 1.57 mm
 12700 psi

@Thickness 0.0620 in
 LW; ASTM D638
Modulus of Elasticity 8.96 GPa

@Thickness 1.57 mm
 1300 ksi

@Thickness 0.0620 in
 CW; ASTM D229
11.7 GPa

@Thickness 1.57 mm
 1700 ksi

@Thickness 0.0620 in
 LW; ASTM D229
Flexural Strength 143 MPa

@Thickness 1.57 mm
 20700 psi

@Thickness 0.0620 in
 CW; ASTM D790
159 MPa

@Thickness 1.57 mm
 23000 psi

@Thickness 0.0620 in
 LW; ASTM D790
Compressive Strength 241 MPa

@Thickness 12.7 mm
 35000 psi

@Thickness 0.500 in
 ASTM D695
Shear Strength 96.5 MPa

@Thickness 15.7 mm
 14000 psi

@Thickness 0.620 in
 ASTM D732
Izod Impact, Unnotched 0.908 J/cm

@Thickness 12.7 mm
 1.70 ft-lb/in

@Thickness 0.500 in
 CW, Cond E-48/50; ASTM D256
1.01 J/cm

@Thickness 12.7 mm
 1.90 ft-lb/in

@Thickness 0.500 in
 LW, Cond E-48/50; ASTM D256
Thermal Properties Metric English Comments
CTE, linear 20.0 µm/m-°C

@Thickness 1.57 mm,
Temperature 20.0 °C
 11.1 µin/in-°F

@Thickness 0.0620 in,
Temperature 68.0 °F
 x-axis; IPC-TM 650-2.4.24
CTE, linear, Transverse to Flow 22.0 µm/m-°C

@Thickness 1.57 mm,
Temperature 20.0 °C
 12.2 µin/in-°F

@Thickness 0.0620 in,
Temperature 68.0 °F
 x-axis; IPC-TM 650-2.4.24
Maximum Service Temperature, Air 125 °C
257 °F
Flammability, UL94 HB

@Thickness 1.57 mm
 HB

@Thickness 0.0620 in
Electrical Properties Metric English Comments
Dielectric Strength 11.8 kV/mm

@Thickness 1.57 mm
 300 kV/in

@Thickness 0.0620 in
 Cond D-48/50; ASTM D229 S.T.
21.7 kV/mm

@Thickness 1.57 mm
 550 kV/in

@Thickness 0.0620 in
 Cond A; ASTM D229 S.T.
Dielectric Breakdown 40000 V

@Thickness 1.57 mm
 40000 V

@Thickness 0.0620 in
 Cond A; ASTM D229 S/S
Descriptive Properties Value Comments
Bond Strength 1900 lb
0.5", ASTM D229
Color Natural
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