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Arlon 44570R025 0.025" (0.635 mm) Uncured Silicone Rubber with Fiberglass Substrate

Category Polymer , Thermoset , Silicone , Silicone Rubber , Silicone, Molded, Glass Fiber Filled
Manufacturer Arlon
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Arlon 44570R025 0.025" (0.635 mm) Uncured Silicone Rubber with Fiberglass Substrate.pdf
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Material Notes:
Design/Construction:Side 1: Uncured Layers Silicone Rubber Appearance: Red silicone gum on fiberglass clothThis data represents typical values for the production material. The data should not be used to write, or in place of, material specifications.Information provided by Arlon, Silicone Technologies Division
Physical Properties Metric English Comments
Thickness 38.1 microns
1.50 mil
Polyethylene Interleave
127 microns
5.00 mil
Prime Coated 1165 Fiberglass, Substrate
508 microns
20.0 mil
Side 1
584 - 686 microns
23.0 - 27.0 mil
Overall
Mechanical Properties Metric English Comments
Hardness, Shore A 40 - 50
40 - 50
Compound Property
Tensile Strength >= 5.52 MPa
>= 800 psi
Compound Property
Elongation at Break >= 500 %
>= 500 %
Compound Property
Peel Strength >= 0.877 kN/m
>= 5.00 pli
Bond Strength
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 232 °C
450 °F
Minimum Service Temperature, Air -56.7 °C
-70.0 °F
UL RTI, Electrical 220 °C
428 °F
per UL Car E54153
UL RTI, Mechanical without Impact 200 °C
392 °F
per UL Car E54153
Flammability, UL94 HB
HB
Compound Rated
Electrical Properties Metric English Comments
Dielectric Strength >= 15.7 kV/mm
>= 400 kV/in
Processing Properties Metric English Comments
Cure Time 120 min

@Temperature 204 °C
2.00 hour

@Temperature 400 °F
Recommended Postcure Cycle
15.0 min

@Pressure 0.345 MPa,
Temperature 177 °C
0.250 hour

@Pressure 50.0 psi,
Temperature 350 °F
Recommended Cure Cycle
Shelf Life 6.00 Month

@Temperature 23.9 °C
6.00 Month

@Temperature 75.0 °F
From date of manufacture
Descriptive Properties Value Comments
Color Red
Total Product Weight (oz/yd2) 20.1 - 24.1
Uncoated Fabric Break Strength 125 lb/in
Warp Direction, Substrate Property
160 lb/in
Fill Direction, Substrate Property
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