CHT SGM494 Silicone Grease

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CHT SGM494 Silicone Grease
Categories:	Other Engineering Material
Material Notes:	Description: This is a water-repellent, work-stable, non-melting, tasteless and odourless silicone grease for electrical insulation purposes and general lubrication of plastic materials. Key Features Work stable after 24 hours at 200°C/392°F Non melting even in hot climates Low bleed and weight loss WRAS approved for potable water Key Applications MOD Def Stan : 68-69/1 NATO Stock codes: 6850 99 220 2421; 6850 99 224 8408; 6850 99 807 0400 Application: It is a very versatile grease that has been used successfully in many applications such as: Sealing electrical systems against water ingress; Prevention of corona discharge; Protection of insulation against corona discharge; Potting of small electronic components; Lubrication of electric cables through conduits; Screw threads lubrication to prevent sticking and corrosion; Packing of mineral fibre glands to prevent sticking; Laboratory stop-cock lubrication; Vacuum sealing of ground glass joints Information provided by CHT Group
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Physical Properties	Original Value	Comments

Density	1.00 g/cc	BS ISO 2781

Mechanical Properties	Original Value	Comments
Penetration	190 - 250	[mm x 10], 150g Cone
	190 - 310	Worked, [mm x 10], 150g Cone

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	ASTM D-257
Dielectric Constant	2.9	ASTM D-150
Dielectric Strength	>= 495 V/mil	ASTM D-149
Dielectric Breakdown	>= 20000 V
Dissipation Factor	0.0015	ASTM D-150

Thermal Properties	Original Value	Comments
Thermal Conductivity	0.200 W/m-K
Maximum Service Temperature, Air	200 °C
Minimum Service Temperature, Air	-50.0 °C

Processing Properties	Original Value	Comments
Shelf Life	24.0 Month

Descriptive Properties
Appearance	Translucent
Rheology	Paste

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PCHTSIL345 / 314828

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