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MG General Purpose Silicone RTV Sealant (Black) - 2.8oz


Part Number: MG-RTV103

MG General Purpose Silicone RTV Sealant (Black) - 2.8oz
MG Chemicals Part Number: RTV103

Excellent for insulating, sealing, bonding and formed-in-place gaskets. Can be applied to vertical and overhead surfaces. Not for use in delicate electrical and electronic applications in which corrosion of copper, brass, or other sensitive metals is undesirable. Can be used in food contact applications where FDA regulations apply. Reference CDS4319 "Food Contact Applications", "Silicone Rubber Compounds."

UseAdhesive Sealant
Special FeatureHigh tensile strength
StandardsFDA 21CFR 177.2600
UL Recognized
UL File No. E-36952
UL 94 HB
Cross ReferenceRTV 102, DC 732
GE Silicone National Stock Number
Uncured Properties
Color Black
Specific Gravity1.05
Tack Free Time20 min
Cure Through Time
( 77F / 50% relative humidity / 1/8" thick)
7 days
Cure Time
(@ 77F /50% relative humidity)
3 days
Useful Temp. Range -60C to 205C
(-75F to 400F)
Cured Properties - MECHANICAL
Hardness 30 (Shore A)
Tensile Strength 2.8 kg/cm2 (400 psi)
Tear Strength8 kg/cm
45 lb/in
Peel Strength7 kg/cm
40 lb/in
Cured Properties - ELECTRICAL
Volume Resistivity3 x 1015 ohm cm
Dielectric Strength20 kV/mm
500 V/mil
Dielectric Constant2.8 @ 60 Hz
Cured Properties - THERMAL
Thermal Conductivity0.5 x 10-4 cal/sec/cm2
Brittle Point-60C (-75F)
Thermal Expansion7 x 10-5 (C)-1
Viscosity (@ 25C)400 g/min

QTY: 1 x RTV Silicone Sealant Tube (2.8floz / 82.8ml)


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