Diffusion Pump Oil

DP Group Oil

Specifications DS-702 DS-704 DS-705 Pentavac Santovac
Vapor Pressure at 25ºC (torr) 3.3x10-6 2x10-8 2.4x10-9 4x10-10 4x10-10
Boiling Point at .5 torr  (ºC) 190 210 243 275 275
Viscosity at 40ºC (cSt) 26.8 24.2 66 279.3 370
Viscosity at 100ºC (cSt) 6.2 6.2 9.8 12.64 13
Pour Point (ºC) <0 <-9 <0 4 4
Flash Point (ºC) 193 221 243 288 288
Density at 25ºC (g/ml) 1.07 1.07 1.09 1.2 1.2

 

Our website is host to all required MSDS Information.

For for a superior fluid for use where ultra high vacuum is required, please see our information on
PentaVac 5™

Key Features of PentaVac 5™ are:

  • Ultra High Vacuum Capability
  • Low Backstreaming
  • Thermal And Oxidative Stability
  • Radiation Resistance
  • Polyphenylether Based
  • Functionally equivalent to SantoVac 5
Duniway part# Description Price Request Image
DS-7040-1 Silicone Based Diffusion Pump Oil - 1 gallon, same as DC-704 $575.00
Duniway part# Description Price Request Image
DS-7040-100 Silicone Based Diffusion Pump Oil - 100 cc, same as DC-704 $35.00
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DS-7040-500 Silicone Based Diffusion Pump Oil - 500 cc, same as DC-704 $85.00
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DS-7050-1 Silicone Based Diffusion Pump Oil - 1 gallon, same as DC-705 $900.00
Duniway part# Description Price Request Image
DS-7050-100 Silicone Based Diffusion Pump Oil - 100 cc, same as DC-705 $40.00
Duniway part# Description Price Request Image
DS-7050-500 Silicone Based Diffusion Pump Oil - 500 cc, same as DC-705 $150.00
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PENTAVAC-5-100 Diffusion Pump Oil - 100 cc, same as Santovac $330.00
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PENTAVAC-5-500 Diffusion Pump Oil - 500 cc, same as Santovac $1,545.00
Duniway part# Description Price Request Image
SANTOVAC-5-100 Diffusion Pump Oil - Santovac - 100 cc $365.00
Duniway part# Description Price Request Image
SANTOVAC-5-500 Diffusion Pump Oil - Santovac - 500 cc $1,615.00

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