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Industrial Laminates/Norplex NP320 Cotton Fabric

Category Polymer , Thermoset , Phenolic
Manufacturer Industrial Laminates/Norplex
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Industrial Laminates/Norplex NP320 Cotton Fabric.pdf
Price EMAIL US    sales@lookpolymers.com
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Material Notes:
Description: Fine weave (less than 4 ounce/square yard) cotton fabric commonly called linen, combined with phenolic resin to provide better machining than NP310. For smaller and more intricate shapes than NP310. Thickness Tested: 0.062", 0.125", and 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 2.3 %

@Thickness 1.57 mm
 2.3 %

@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 68.9 MPa

@Thickness 1.57 mm
 10000 psi

@Thickness 0.0620 in
 CW; ASTM D638
96.5 MPa

@Thickness 1.57 mm
 14000 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 128 MPa

@Thickness 1.57 mm
 18500 psi

@Thickness 0.0620 in
 CW; ASTM D790
169 MPa

@Thickness 1.57 mm
 24500 psi

@Thickness 0.0620 in
 LW; ASTM D790
Compressive Strength 262 MPa

@Thickness 12.7 mm
 38000 psi

@Thickness 0.500 in
 ASTM D695
Shear Strength 93.1 MPa

@Thickness 15.7 mm
 13500 psi

@Thickness 0.620 in
 ASTM D732
Izod Impact, Unnotched 0.721 J/cm

@Thickness 12.7 mm
 1.35 ft-lb/in

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

@Thickness 12.7 mm
 1.70 ft-lb/in

@Thickness 0.500 in
 LW, Cond E-48/50; ASTM D256
Thermal Properties Metric English Comments
CTE, linear 18.0 µm/m-°C

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

@Thickness 0.0620 in,
Temperature 68.0 °F
 x-axis; IPC-TM 650-2.4.24
CTE, linear, Transverse to Flow 19.0 µm/m-°C

@Thickness 1.57 mm,
Temperature 20.0 °C
 10.6 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 17.7 kV/mm

@Thickness 1.57 mm
 450 kV/in

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

@Thickness 1.57 mm
 575 kV/in

@Thickness 0.0620 in
 Cond A; ASTM D229 S.T.
Dielectric Breakdown 30000 V

@Thickness 1.57 mm
 30000 V

@Thickness 0.0620 in
 Cond A; ASTM D229 S/S
Arc Resistance 15 sec

@Thickness 3.17 mm
 15 sec

@Thickness 0.125 in
 ASTM D495
Comparative Tracking Index 170 V

@Thickness 3.17 mm
 170 V

@Thickness 0.125 in
 ASTM D3638
Descriptive Properties Value Comments
Bond Strength 2000 lb
0.5", ASTM D229
Color Natural, Black
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