Difference between revisions of "Diffusion Pump Oil Cross-Reference"

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   | LVO 521 || 6 · 10⁻⁶ mBar <ref>[https://www.leyboldproducts.de/media/pdf/9d/78/9b/CP_120_O-le_Fette_Betriebsmittel_DE_2021.pdf Fette Triebmittel Katalog Leybold S24]</ref> ||  mm²/s || °C ||  196 °C || °C ||  885 kg/m³
 
   | LVO 521 || 6 · 10⁻⁶ mBar <ref>[https://www.leyboldproducts.de/media/pdf/9d/78/9b/CP_120_O-le_Fette_Betriebsmittel_DE_2021.pdf Fette Triebmittel Katalog Leybold S24]</ref> ||  mm²/s || °C ||  196 °C || °C ||  885 kg/m³
 
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== Silicone Oils ==
 
== Silicone Oils ==
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   |+ Physical Properties
 
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[[Category:Cross Refference]]
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[[Category:Pages with reference errors]]
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= Polyphenyl Ether Oils =
 
= Polyphenyl Ether Oils =
 
== Santovac ==
 
== Santovac ==

Revision as of 01:56, 20 July 2024

Unlike the Turbomolecular Pump the Diffusion Pump recquires a working fluid to move gas molecules. This fluid is commonly reffered to as an oil, due to the fluids resembling oils in feel and consitency. Below is a list of various Diffusion Pump Oils and their physical properties.


Dow Corning

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point 0.5 torr Flashpoint Condensation Point Density
DC 702 1 x 10⁻⁶ Torr [1] 45 mm²/s 180°C ≥ 193°C °C 1070 kg/m³
DC 704 2 x 10⁻⁸ Torr [2] 39 mm²/s 215°C 221°C °C 1070 kg/m³
DC 705 3 x 10⁻¹⁰ Torr [3] 175 mm²/s 245°C 243°C °C 1090 kg/m³

Kurk J. Lekser Corporation

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point 0.06 torr Flashpoint Condensation Point Density
KJLC 704 8.4 x 10⁻⁸ Torr [4] 46 mm²/s 223°C 220°C °C 1100 kg/m³
KJLC 704-T 8.4 x 10⁻⁸ Torr [5] 37 mm²/s 210°C 220°C °C 1070 kg/m³
KJLC 705 3 x 10⁻¹⁰ Torr [6] 165-185 mm²/s 245°C 243°C °C 1090 kg/m³

VacOil

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Flashpoint Condensation Point Density
DP Grade 704 6.65 x 10⁻⁸ Torr [7] 36 mm²/s ± 4 mm²/s ≥ 210°C ≥ -35°C 1050 ∼ 1080 kg/m³


Leybold

Hydrocarbon Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point 0.06 torr Flashpoint Condensation Point Density
Diffilen Leicht mm²/s °C °C °C kg/m³
Diffilen mm²/s °C °C °C kg/m³
Diffilen Extra mm²/s °C °C °C kg/m³
Diffilen Ultra mm²/s °C °C °C kg/m³
LVO 500 4 · 10⁻⁹ mBar [8] mm²/s °C > 250 °C °C 868 kg/m³
LVO 521 6 · 10⁻⁶ mBar [9] mm²/s °C 196 °C °C 885 kg/m³

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point 0.06 torr Flashpoint Condensation Point Density
LVO 521 3 · 10⁻¹⁰ mBar [10] mm²/s °C 240 °C °C 1095 kg/m³

Polyphenyl Ether Oils

Santovac

Physical Properties
Name Vapor Pressure Viscosity 38°C Viscosity 90°C Viscosity 260°C Boilding Point 0.5 Torr Flashpoint Condensation Point Density
Santovac 5 4 x 10⁻¹⁰ Torr [11] 363 mm²/s 13.1 mm²/s 1.2 mm²/s 275 °C 288°C 1198 kg/m³
  1. ↑ Kurt J. Lesker Specifications Table DC702
  2. ↑ Kurt J. Lesker Specifications Table DC704
  3. ↑ Kurt J. Lesker Specifications Table DC705
  4. ↑ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705
  5. ↑ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705
  6. ↑ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705
  7. ↑ VacOil® DP Grade 704 Diffusion Pump Oil - 500 cc/ml Specifications
  8. ↑ Fette Triebmittel Katalog Leybold S24
  9. ↑ Fette Triebmittel Katalog Leybold S24
  10. ↑ Fette Triebmittel Katalog Leybold S24
  11. ↑ Santovac 5(P) - Diffusion Pump Oil & Ultra Polyphenyl Ether Pump Fluid Specifications Table
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