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Dow Corning 748 NON-CORROSIVE SEALANT

Category Polymer , Adhesive , Thermoset , Silicone , Silicone, RTV, Adhesive/Sealant Grade
Manufacturer Dow Corning
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Corning 748 NON-CORROSIVE SEALANT.pdf
Price EMAIL US    sales@lookpolymers.com
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Material Notes:
White, neutral cure RTV sealant especially for electrical applications.Information provided by Dow Corning
Physical Properties Metric English Comments
Specific Gravity 1.33 g/cc

@Temperature 25.0 °C
1.33 g/cc

@Temperature 77.0 °F
Mechanical Properties Metric English Comments
Hardness, Shore A 35
35
Tensile Strength, Ultimate 1.90 MPa
275 psi
Elongation at Break 350 %
350 %
Peel Strength 4.38 kN/m
25.0 pli
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 177 °C
351 °F
Minimum Service Temperature, Air -55.0 °C
-67.0 °F
Electrical Properties Metric English Comments
Volume Resistivity 7.70e+14 ohm-cm
7.70e+14 ohm-cm
Dielectric Constant 3.21

@Frequency 100000 Hz
3.21

@Frequency 100000 Hz
3.3

@Frequency 100 Hz
3.3

@Frequency 100 Hz
Dissipation Factor 0.0028

@Frequency 100000 Hz
0.0028

@Frequency 100000 Hz
0.0087

@Frequency 100 Hz
0.0087

@Frequency 100 Hz
Processing Properties Metric English Comments
Cure Time 2160 min

@Temperature 22.0 °C
36.0 hour

@Temperature 71.6 °F
Shelf Life 24.0 Month
24.0 Month
Descriptive Properties Value Comments
Color off-white
Flowable no
Water Resistant yes
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