DOW CORNING® High-Vacuum Grease, Silicone Compound

Created by Karen Darley, Modified on Mon, 6 May at 4:14 PM by Kathleen Patrick

APPLICATIONS

Seals and lubricates chemical processing equipment.
Lubricating plug valves, control valves, flow meter bearings, ceramic plug cocks, fire extinguisher valves, water treating equipment, synthetic rubber gaskets and seals in high temperature applications.
Sealing vacuum and pressure systems.
Lubricating O-rings in binoculars and telescopes. Prevents fogging of delicate lenses.

FEATURES

Good lubricating and sealing ability
Low volatility
Excellent resistance to water, chemicals, high and low temperatures

COMPOSITION

Silicone oil
Inorganic thickener

TYPICAL PROPERTIES

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

Standard*	Test	Unit
	Colour		White to grey, translucent
	Physical nature		Stiff compound
ISO 2137	Penetration, unworked	mm/10	175 to 210
ISO 2137	Penetration, worked 60, max.	mm/10	260
CTM 0033A A	Bleed, 24 hours; 200°C	%	<0.5
CTM 0033A B	Evaporation, 24 hours; 200°C	%	<0.2
	Melting point	°C	None

* CTM: Corporate Test Method, copies of CTMs are available on request.

PERFORMANCE DATA

Solubility

DOW CORNING 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

DOW CORNING 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 DOW CORNING High-Vacuum Grease should always be tested before the material is adopted for regular use.

HANDLING PRECAUTIONS

In case of eye contact, flush eyes with water.
PRODUCT SAFETY INFORMATION REQUIRED FOR SAFE USE IS NOT INCLUDED. BEFORE HANDLING, READ PRODUCT AND SAFETY DATA SHEETS AND CONTAINER LABELS FOR SAFE USE, PHYSICAL AND HEALTH HAZARD INFORMATION. THE SAFETY DATA SHEET IS
AVAILABLE FROM YOUR LOCAL DOW CORNING SALES REPRESENTATIVE.

USABLE LIFE AND STORAGE

When stored at or below 20°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
Dow Corning sales office or Dow Corning distributor.

LIMITATIONS

This product is neither tested nor represented as suitable for medical or pharmaceutical uses.

HEALTH AND ENVIRONMENTAL INFORMATION

To support customers in their product safety needs, Dow Corning has an extensive Product Stewardship organisation and a team of Health, Environment and Regulatory Affairs specialists available in each area. For further information, please consult your local Dow Corning representative.

WARRANTY INFORMATION - PLEASE READ CAREFULLY

The information contained herein is offered in good faith and is believed to be accurate. However, because conditions and methods of use of our products are beyond our control, this information should not be used in substitution for customer's tests to ensure that Dow Corning's products are safe, effective, and fully satisfactory for the intended end use. Dow Corning's sole warranty is that the product will meet the Dow Corning sales specifications in effect at the time of shipment. Your exclusive remedy for breach of such warranty is limited to refund of purchase price or replacement of any product shown to be other than as warranted. Dow Corning specifically disclaims any other express or implied warranty of fitness for a particular purpose or merchantability. Unless Dow Corning provides you with a specific, duly signed endorsement of fitness for use, Dow Corning disclaims liability for any incidental or consequential damages. Suggestions of use shall not be taken as inducements to infringe any patent. ©1997-2001 Dow Corning Corporation.