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Specifications

ArChine Diffutech 702

Vacuum Diffusion Pump Oil

Production Description:

Chemical structure:


ArChine Diffutech 702 Oil is a kind of general-purpose oil designed for fast pumping of large volumes of gas. It is used to produce vacuums in the range of 10-5 to10-7torr. It possesses excellent heat-stability, good resistance to oxidation and radiation. Its vapour pressure is very low under room temperature, and changes sharply with the variation of temperature.

 

Technical Index:

Property

Specification

Chemical composition

Mixed phenylmethyl – dimethyl cyclosiloxane

Ultimate Vacuum, torr (untrapped)

10 -6

Saturated Vapor Pressure, torr

1 x 10 -6

Specific Gravity

1.08

Viscosity(25), cSt

40±3

Flash Point

193~195

Refractive Index 25

1.51~1.53

Molecular Description

-

 

Application:

ArChine Diffutech 702 can be used in variety of applications, including:

 

Electrical and electronics industry

Optical industry

l         TV tubes, fluorescents, cathode ray tubes

l         Surface improvements

l         Ordinary bulbs

l         Anti reflective coatings

l         Capacitors

l         Optical filters and mirrors

l         Rectifier metalized film vacuum system

 

Metallurgy industry

l         High-vacuum furnaces

l         Melting, degassing and sintering refractory metals; thick – film deposition

 

Plastics industry

Other industry

l         Surface improvements

l         Processing metals and fuels

l         Mirror coatings

l         accelerators

l         Protective coatings

l         Molecular plants

l         Film coatings

l         R & D plants

 

l         Mass spectrometry

 

Others:

Be used as transmission fluid in high temperature carriers and various instruments.

 

Packaging, transportation & storage:

ArChine Diffutech 702 is available in 5kg plastic drums, 25kg plastic drums, 25kg iron drums or 200kg iron drums.

 

Transport as non-hazardous chemicals, keeping away from rain and sunlight.

 

Shelf life: 2 years

 

Notice: Above-mentioned technology is based on the situation that we master. For actual application, please refer to your actual requirements.