Hangzhou Ruijiang Chemical Co., Ltd.
Main products:Pigment, Cosmetic raw, Agro chemicals, Titanium Dioxide, Dyeing chemicals, Food ingredient, Dried fruit
Contact Us
  • Contact Person : Mr. XU KEVIN
  • Company Name : Hangzhou Ruijiang Chemical Co., Ltd.
  • Tel : 0086-0571-88914509
  • Fax : 0086-0571-88854175
  • Address : Zhejiang,Hangzhou,Floor 12th.,No.99,Huaxing Road,Hangzhou,Zhejiang,China
  • Country/Region : China
  • Zip : 310012

Vacuum Diffusion Pump Oil RJ-272

Vacuum Diffusion Pump Oil RJ-272
Product Detailed
1. We have been producing Diffusion Pump Oil for 23 years 2. Our RJ-272 is equivalent to DC702 3. Our price is very favorable

Chemical structure:

Equivalent Brand: Dow Corning 702

Diffusion Pump Oil RJ-272 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 to 10 torr. 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



Chemical composition

Mixed phenylmethyl-dimethyl cyclosiloxane

Ultimate Vacuum, torr



Saturated Vapor Pressure, torr

1 10

Specific Gravity


Viscosity (25°C), cSt


Flash Point °C


Refractive Index 25°C


Molecular Description


Package, Transportation & Storage

Diffusion Pump Oil RJ-274 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.

Vacuum Diffusion Pump Oil RJ-272

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