DuPont Molykote High Vacuum Grease (Formerly Dow Corning) 5.3oz

Description

Specifications

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Description

DuPont Molykote (Formerly Dow Corning) High-Vacuum Grease

DuPont Molykote (formerly Dow) High-Vacuum Grease is a one component, non-melting silicone oil that is used for sealing and lubricating O-rings, chemical processing equipment, control valves, water treating equipment, pressure systems, plug valves, and high temperature applications. It is a stiff compound with low volatility, and resists chemicals, water, mineral oils, common gases, and organic compounds.

Key Properties

NLGI Grade 3-4, translucent white, used primarily in sealing vacuum and pressure systems.

Applications

Lubrication for control and pressure plug valves, water softener and faucet valves; Sealant for vacuum and pressure systems; Sealant for outdoor equipment (also shipboard) subject to washing and harsh environmental exposure: meters, electrical service entrance and underground connections; Chemical barrier coating; Rubber and plastic O-rings, gaskets, and seals.

Features & Benefits

Good resistance to most chemicals; Wide service temperature range; Low vapor pressure; Low volatility; Excellent water resistance. Meets FDA 21 CFR 175.300. Reduces wear in plastic-to-metal and rubber-to-metal contact.

Composition

Silicone oil, Inorganic thickener

*Product Details*
Product Type	Compound
Chemistry	Silicone
NLGI Grade	3-4
Thickener	Silica
Cure Temp	NA°C
High Temp	204°C
Low Temp	-40°C
Color	Translucent White
Hazmat	No

Performance Data

Solubility

MOLYKOTE® High-Vacuum Grease is insoluble in water, methanol, ethanol, acetone, glycol and glycerine. It can be dispersed in kerosene, Stoddard solvent, benzene, toluene, ethyl ether or petroleum ether.

Chemical Resistance

MOLYKOTE® High-Vacuum Grease is unaffected by most vegetable and minerals oils, many organic compounds, and most common gases. It is also resistant to most aqueous solutions of inorganic salts and to dilute acids and alkalies. The suitability of MOLYKOTE® High-Vacuum Grease should always be tested before the material is adopted for regular use.

Handling Precautions

PRODUCT SAFETY INFORMATION REQUIRED FOR SAFE USE IS NOT INCLUDED IN THIS DOCUMENT. BEFORE HANDLING, READ SAFETY DATA SHEETS AND CONTAINER LABELS FOR SAFE USE, PHYSICAL AND HEALTH HAZARD INFORMATION.

Typical Properties

Specification writers: These values are not intended for use in preparing specifications. Please contact your local MOLYKOTE® sales representative prior to writing specifications on this product.

Standard(1)	Test	Unit	Result
	Color		White to gray, translucent
	Physical nature		Stiff compound
ISO 2137	Penetration, unworked	mm/10	170 to 230
ISO 2137	Penetration, worked 60, maximum	mm/10	<260
CTM 0033A A	Bleed, 24 hours; 200°C	%	<0.5
CTM 0033A B	Evaporation, 24 hours; 200°C	%	<2.0
	Melting point	°C	None
(1)ISO: International Organization for Standardization. CTM: Corporate Test Method; copies of CTMs are available on request.

Usable Life and Storage

When stored at or below 30°C in the original unopened containers, this product has a usable life of 60 months from the date of production.

Packaging

This product is available in different standard container sizes. Detailed container size information should be obtained from your nearest MOLYKOTE® sales office or MOLYKOTE® distributor

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