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Industrial Laminates/Norplex NP321 Cotton Fabric  (discontinued **)

Category Polymer , Thermoset , Phenolic
Manufacturer
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Industrial Laminates/Norplex NP321 Cotton Fabric  (discontinued **).pdf
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Material Notes:
Description: NP321 consists of a fine weave cotton fabric (linen) impregnated with a phenolic resin binder. Applications include vanes for air and liquid pumps, and compressors. NP321 remains very flat during fabrication and in the application. Wear resistance is improved by the addition of a lubricant in the system.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 1.9 %

@Thickness 1.57 mm
1.9 %

@Thickness 0.0620 in
ASTM D229
Mechanical Properties Metric English Comments
Hardness, Rockwell M 80 - 100

@Thickness 1.57 mm
80 - 100

@Thickness 0.0620 in
ASTM D785
Tensile Strength, Yield 86.2 MPa

@Thickness 1.57 mm
12500 psi

@Thickness 0.0620 in
CW; ASTM D638
128 MPa

@Thickness 1.57 mm
18500 psi

@Thickness 0.0620 in
LW; ASTM D638
Modulus of Elasticity 5.52 GPa

@Thickness 1.57 mm
800 ksi

@Thickness 0.0620 in
CW; ASTM D229
6.89 GPa

@Thickness 1.57 mm
1000 ksi

@Thickness 0.0620 in
LW; ASTM D229
Flexural Strength 147 MPa

@Thickness 1.57 mm
21300 psi

@Thickness 0.0620 in
CW; ASTM D790
177 MPa

@Thickness 1.57 mm
25700 psi

@Thickness 0.0620 in
LW; ASTM D790
Compressive Strength 234 MPa

@Thickness 12.7 mm
34000 psi

@Thickness 0.500 in
ASTM D695
Shear Strength 82.7 MPa

@Thickness 15.7 mm
12000 psi

@Thickness 0.620 in
ASTM D732
Izod Impact, Unnotched 1.17 J/cm

@Thickness 12.7 mm
2.20 ft-lb/in

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

@Thickness 12.7 mm
2.60 ft-lb/in

@Thickness 0.500 in
LW, Cond E-48/50; ASTM D256
Thermal Properties Metric English Comments
CTE, linear 14.0 µm/m-°C

@Thickness 1.57 mm,
Temperature 20.0 °C
7.78 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 150 °C
302 °F
Flammability, UL94 HB

@Thickness 1.57 mm
HB

@Thickness 0.0620 in
Electrical Properties Metric English Comments
Dielectric Constant 6.0

@Thickness 1.57 mm
6.0

@Thickness 0.0620 in
Permittivity, Cond D-24/23; ASTM D150
Dielectric Strength 6.69 kV/mm

@Thickness 1.57 mm
170 kV/in

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

@Thickness 1.57 mm
460 kV/in

@Thickness 0.0620 in
Cond A; ASTM D229 S.T.
Dielectric Breakdown 20000 V

@Thickness 1.57 mm
20000 V

@Thickness 0.0620 in
Cond D-48/50; ASTM D229 S/S
51000 V

@Thickness 1.57 mm
51000 V

@Thickness 0.0620 in
Cond A; ASTM D229 S/S
Dissipation Factor 0.050

@Thickness 1.57 mm
0.050

@Thickness 0.0620 in
Cond D-24/23; ASTM D150
Arc Resistance 133 sec

@Thickness 3.17 mm
133 sec

@Thickness 0.125 in
ASTM D495
Descriptive Properties Value Comments
Bond Strength 1600 lb
0.5", ASTM D229
Color Natural, Black
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