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Park Electrochemical Nelcote® S-860 Silicone Prepreg, 1581-112NPH E-Glass Reinforced

Category Polymer , Thermoset , Silicone
Manufacturer Park Electrochemical Corp.
Trade Name Nelcote®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Park Electrochemical Nelcote® S-860 Silicone Prepreg, 1581-112NPH E-Glass Reinforced.pdf
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Material Notes:
Nelcote® S-860 is a MIL-P-25518 type silicone resin with a good combination of electrical and high temperature properties. GMS4001 qualified specificationsKey Features and Benefits:500°F maximum service temperatureGood electrical and mechanical properties at high temperaturesLow out-gassing for space applicationsApplications/Qualifications:RadomesAircraft StructuresInformation provided by Park Electrochemical Corp.
Physical Properties Metric English Comments
Density 1.76 g/cc
0.0636 lb/in³
Volatiles <= 2.5 %

@Temperature 163 °C
<= 2.5 %

@Temperature 325 °F
8 min
Mechanical Properties Metric English Comments
Hardness, Barcol 59
59
Tensile Strength, Yield 221 MPa

@Temperature 23.9 °C
32000 psi

@Temperature 75.0 °F
0° Direction, Dry; ASTM D638 Type 1
Tensile Modulus 18.6 GPa

@Temperature 23.9 °C
2700 ksi

@Temperature 75.0 °F
0° Direction, Dry; ASTM D638 Type 1
Flexural Strength 283 MPa

@Temperature 23.9 °C
41000 psi

@Temperature 75.0 °F
Dry; ASTM D790
Flexural Modulus 18.6 GPa

@Temperature 23.9 °C
2700 ksi

@Temperature 75.0 °F
Dry; ASTM D790
Compressive Strength 165 MPa

@Temperature 23.9 °C
24000 psi

@Temperature 75.0 °F
Dry; ASTM D695
Compressive Modulus 19.3 GPa

@Temperature 23.9 °C
2800 ksi

@Temperature 75.0 °F
Dry; ASTM D695
Electrical Properties Metric English Comments
Dielectric Constant 4.15

@Frequency 9.375e+9 Hz
4.15

@Frequency 9.375e+9 Hz
Dissipation Factor 0.013

@Frequency 9.375e+9 Hz
0.013

@Frequency 9.375e+9 Hz
Processing Properties Metric English Comments
Gel Time 3.00 - 4.00 min
3.00 - 4.00 min
Shelf Life 3.00 Month

@Temperature 4.44 °C
3.00 Month

@Temperature 40.0 °F
6.00 Month

@Temperature -17.8 °C
6.00 Month

@Temperature 0.000 °F
Descriptive Properties Value Comments
Fabric Area Weight (g/m²) 302
Prepreg Resin Content (%) 31-41
Resin Flow (%) 10-16
340°F, 10psi
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