Diffusion Pump Oil Cross-Reference: Difference between revisions

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   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.5 torr !! Flashpoint !! Condensation Point !! Density  
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.5 torr !! Flashpoint !! Condensation Point !! Density  
   |-
   |-
   | DC 702 ||  1 x 10⁻⁶ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc702/ Kurt J. Lesker Specifications Table DC702]</ref> || 45 mm²/s || 180°C || ≥ 193°C || °C || 1070 kg/m³
   | DC 702<ref name="DC_DC702">[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc702/ Kurt J. Lesker Specifications Table DC702]</ref> ||  1 x 10⁻⁶ Torr <ref name="DC_DC702"/> <ref name="Pirani_1961"/> || 45 mm²/s <ref name="DC_DC702"/>|| 180°C <ref name="DC_DC702"/> <ref name="Pirani_1961"/>|| ≥ 193°C <ref name="DC_DC702"/>|| °C || 1070 kg/m³ <ref name="DC_DC702"/>
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   |-
   | DC 704 ||  2 x 10⁻⁸ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc704/ Kurt J. Lesker Specifications Table DC704]</ref>|| 39 mm²/s || 215°C || 221°C || °C || 1070 kg/m³
   | DC 703<ref name="Pirani_1961">M. Pirani & J. Yarwood, Principles of Vacuum Engineering, (London: Chapman and Hall, 1961), Page 61 Table 2.2</ref> || 1 x 10⁻⁷ Torr <ref name="Pirani_1961"/> ||  mm²/s || 200°C <ref name="Pirani_1961"/> || °C || °C || 1090 kg/m³ <ref name="Pirani_1961"/>
   |-
   |-
   | DC 705 ||  3 x 10⁻¹⁰ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc704/ Kurt J. Lesker Specifications Table DC705]</ref>|| 175 mm²/s || 245°C || 243°C || °C || 1090 kg/m³
   | DC 704<ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc704/ Kurt J. Lesker Specifications Table DC704]</ref> ||  2 x 10⁻⁸ Torr || 39 mm²/s || 215°C || 221°C || °C || 1070 kg/m³
  |-
  | DC 705<ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-dowcorning/dc704/ Kurt J. Lesker Specifications Table DC705]</ref> ||  3 x 10⁻¹⁰ Torr || 175 mm²/s || 245°C || 243°C || °C || 1090 kg/m³
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|}
|}
[[Category:Cross Refference]]
[[Category:Pages with reference errors]]


= Kurk J. Lekser Corporation =
= Kurk J. Lekser Corporation =
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   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
   |-
   |-
   | KJLC 704 ||  8.4 x 10⁻⁸ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref> || 46 mm²/s || 223°C ||  220°C || °C || 1100 kg/m³
   | KJLC 704<ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref> ||  8.4 x 10⁻⁸ Torr  || 46 mm²/s || 223°C ||  220°C || °C || 1100 kg/m³
   |-
   |-
   | KJLC 704-T ||  8.4 x 10⁻⁸ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref>|| 37 mm²/s || 210°C || 220°C || °C || 1070 kg/m³
   | KJLC 704-T<ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref> ||  8.4 x 10⁻⁸ Torr || 37 mm²/s || 210°C || 220°C || °C || 1070 kg/m³
   |-
   |-
   | KJLC 705 ||  3 x 10⁻¹⁰ Torr <ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref>|| 165-185 mm²/s || 245°C || 243°C || °C || 1090 kg/m³
   | KJLC 705<ref>[https://www.lesker.com/newweb/fluids/diffpumpoils-silicone-kjlc/ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705]</ref> ||  3 x 10⁻¹⁰ Torr || 165-185 mm²/s || 245°C || 243°C || °C || 1090 kg/m³
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   ! Name !! Vapor Pressure !! Viscosity 25°C !! Flashpoint !! Condensation Point !! Density  
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Flashpoint !! Condensation Point !! Density  
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   |-
   | DP Grade 704 ||  6.65 x 10⁻⁸ Torr <ref>[https://www.vacoil.com/vacoil-dp-grade-704-diffusion-pump-oil-500-cc-ml/ VacOil® DP Grade 704 Diffusion Pump Oil - 500 cc/ml Specifications]</ref>|| 36 mm²/s ± 4 mm²/s|| ≥ 210°C || ≥ -35°C || 1050 ∼ 1080 kg/m³
   | DP Grade 704<ref>[https://www.vacoil.com/vacoil-dp-grade-704-diffusion-pump-oil-500-cc-ml/ VacOil® DP Grade 704 Diffusion Pump Oil - 500 cc/ml Specifications]</ref> ||  6.65 x 10⁻⁸ Torr || 36 mm²/s ± 4 mm²/s|| ≥ 210°C || ≥ -35°C || 1050 ∼ 1080 kg/m³
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|}


= Leybold =
= Leybold =
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   |-
   |-
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
  |-
  | Oil D ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
  |-
  | Oil E ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
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   |-
   | Diffilen Leicht ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
   | Diffilen Leicht ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
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   | Diffilen Ultra ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
   | Diffilen Ultra ||  ||  mm²/s || °C ||  °C || °C ||  kg/m³
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   |-
   | LVO 500 || 4 · 10⁻⁹ 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 || > 250 °C || °C || 868  kg/m³
   | LVO 500<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> || 4 · 10⁻⁹ mBar  ||  mm²/s || °C || > 250 °C || °C || 868  kg/m³
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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<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> || 6 · 10⁻⁶ mBar  ||  mm²/s || °C ||  196 °C || °C ||  885 kg/m³
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|}
|}
Note: Oil D is similar to Apiezon A, and Oil E to Apiezon B. <ref name="Pirani_1961"/>


== Silicone Oils ==
== Silicone Oils ==
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   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
   ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
   |-
   |-
   | LVO 521 || 3 · 10⁻¹⁰ 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 ||  240 °C || °C ||  1095 kg/m³
   | LVO 521<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> || 3 · 10⁻¹⁰ mBar  ||  mm²/s || °C ||  240 °C || °C ||  1095 kg/m³
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|}
|}


= Santovac =
= Santovac =
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   ! Name !! Vapor Pressure !! Viscosity 38°C !! Viscosity 90°C !! Viscosity 260°C !! Boilding Point 0.5 Torr !! Flashpoint !! Condensation Point !! Density  
   ! Name !! Vapor Pressure !! Viscosity 38°C !! Viscosity 90°C !! Viscosity 260°C !! Boilding Point 0.5 Torr !! Flashpoint !! Condensation Point !! Density  
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   |-
   | Santovac 5 ||  4 x 10⁻¹⁰ Torr <ref>[https://www.lesker.com/newweb/fluids/santovac-5-5p-ultra-polyphenyl-ether-diffusion-pump-oil/ Santovac 5(P) - Diffusion Pump Oil & Ultra Polyphenyl Ether Pump Fluid Specifications Table]</ref> || 363 mm²/s || 13.1 mm²/s || 1.2 mm²/s || 275 °C || 288°C || || 1198 kg/m³
   | Santovac 5<ref>[https://www.lesker.com/newweb/fluids/santovac-5-5p-ultra-polyphenyl-ether-diffusion-pump-oil/ Santovac 5(P) - Diffusion Pump Oil & Ultra Polyphenyl Ether Pump Fluid Specifications Table]</ref> ||  4 x 10⁻¹⁰ Torr  || 363 mm²/s || 13.1 mm²/s || 1.2 mm²/s || 275 °C || 288°C || || 1198 kg/m³
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|}
|}


= Apiezon =
= Apiezon =
Formerly part of Shell Chemical Co. Ltd.<ref name="Pirani_1961"/>
== Hydrocarbon Oils ==
== Hydrocarbon Oils ==
{| class="wikitable" style="text-align:center;"
{| class="wikitable" style="text-align:center;"
   |+ Physical Properties
   |+ Physical Properties
   |-
   |-
   ! Name !! Vapor Pressure !! Viscosity 20°C !! Viscosity 40°C !! Flashpoint !! Pour Point !! Density  
   ! Name !! Vapor Pressure !! Viscosity 20°C !! Viscosity 40°C !! Boiling Point (at 10⁻² Torr) !!Flashpoint !! Pour Point !! Density !! Molecular Weight
  |-
  | A || 2 x 10⁻⁵ Torr<ref name="Pirani_1961"/> || mm²/s || mm²/s || 110°C<ref name="Pirani_1961"/> || °C || °C || 873.5 kg/m³<ref name="Pirani_1961"/> (at 15°C) || 414 Da<ref name="Pirani_1961"/>
  |-
  | B  || 4 x 10⁻⁷ Torr<ref name="Pirani_1961"/> || mm²/s || mm²/s || 125°C<ref name="Pirani_1961"/> || °C || °C || 871 kg/m³<ref name="Pirani_1961"/> (at 15°C)|| 468 Da<ref name="Pirani_1961"/>
   |-
   |-
   | AP201 || 4 x 10⁻⁶ Torr <ref>[https://www.idealvac.com/files/manuals/ApiezonAP201_DataSheet_1a.pdf ApiezonAP201 DataSheet 1a Page 4]</ref>|| 76 mm²/s || 22 mm²/s || 196°C || -30°C || 885 kg/m³
   | C || 1 x 10⁻⁸ Torr<ref name="Pirani_1961"/> || mm²/s || mm²/s || °C || °C || °C || kg/m³ || 574 Da<ref name="Pirani_1961"/>
  |-
  | G || 1 x 10⁻⁶ Torr<ref name="Pirani_1961"/> || mm²/s || mm²/s || °C || °C || °C || kg/m³ ||
  |-
  | BW || 1 x 10⁻⁷ Torr<ref name="Pirani_1961"/> || mm²/s || mm²/s || °C || °C || °C || kg/m³ ||
  |-
 
  | AP201<ref>[https://www.idealvac.com/files/manuals/ApiezonAP201_DataSheet_1a.pdf ApiezonAP201 DataSheet 1a Page 4]</ref> || 4 x 10⁻⁶ Torr || 76 mm²/s || 22 mm²/s || °C || 196°C || -30°C || 885 kg/m³ ||
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|}
|}
[[Category:Cross Refference]]
[[Category:Pages with reference errors]]


= Cambridge Mill Products =
= Cambridge Mill Products =
Line 109: Line 130:
   ! Name !! Vapor Pressure !! Viscosity 25°C !!  Flashpoint !! Density  
   ! Name !! Vapor Pressure !! Viscosity 25°C !!  Flashpoint !! Density  
   |-
   |-
   | CMP 704 ||  10⁻⁶ to 10⁻⁸ Torr <ref>[https://www.idealvac.com/files/MSDS/CMP_704_MSDS.pdf Cambridge CMP 704 Silicone Diffusion Pump Fluid MSDS.pdf]</ref>||  mm²/s || 221°C ||  1070 kg/m³
   | CMP 704<ref>[https://www.idealvac.com/files/MSDS/CMP_704_MSDS.pdf Cambridge CMP 704 Silicone Diffusion Pump Fluid MSDS.pdf]</ref> ||  10⁻⁶ to 10⁻⁸ Torr ||  mm²/s || 221°C ||  1070 kg/m³
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|}
|}
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= Concolidated Electrodynamics Corporation =
== i-diamyl sebacate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Amoil ||  1 x 10⁻⁵ torr <ref name="Pirani_1961"/> ||  mm²/s || 111°C <ref name="Pirani_1961"/>|| 96°C<ref name="Martin_1947"/> ||  1019 kg/m³ <ref name="Pirani_1961"/> || 306.2 Da <ref name="Pirani_1961"/>|| C₆H₄(COOC₅H₁₁)₂ <ref name="Pirani_1961"/>
  |-
  | Amoil S ||  1 x 10⁻⁶ torr <ref name="Pirani_1961"/> ||  mm²/s || 111°C <ref name="Pirani_1961"/> || 118°C<ref name="Martin_1947"/> ||  925.1 kg/m³ <ref name="Pirani_1961"/> || 343.3 Da <ref name="Pirani_1961"/> || C₈H₁₆(COOC₅H₁₁)₂ <ref name="Pirani_1961"/>
  |-
|}
== n-dibutyl phthalate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Butyl phthalate ||  3 x 10⁻⁵ torr <ref name="Pirani_1961"/> ||  mm²/s || 85°C <ref name="Pirani_1961"/>||94°C <ref name="Martin_1947"/> ||  1046.5 kg/m³ <ref name="Pirani_1961"/> || 278.1 Da <ref name="Pirani_1961"/>|| C₆H₄(COOC₄H₉)₂ <ref name="Pirani_1961"/>
  |-
|}
== n-dibutyl Sebacate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Butyl Sebacate ||  2 x 10⁻⁵<ref name="Martin_1947"/> / 3 x 10⁻⁵ torr <ref name="Pirani_1961"/> ||  mm²/s || 90°C <ref name="Pirani_1961"/>|| 103°C<ref name="Martin_1947"/> ||  933 kg/m³ <ref name="Pirani_1961"/> || 314.3 Da <ref name="Pirani_1961"/>|| C₈H₁₆(COOC₄H₉)₂ <ref name="Pirani_1961"/>
  |-
|}
== d-2-ethyl hexyl phthalate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |- 
  | Octoil || 3 x 10⁻⁷ torr<ref name="Pirani_1961"/>  ||  mm²/s || 122.5°C<ref name="Pirani_1961"/> || 125°C <ref name="Martin_1947"/> ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 390.3 Da<ref name="Pirani_1961"/> || C₆H₄(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
  | Octoil S || 3 x 10⁻⁸ torr<ref name="Pirani_1961"/>  ||  mm²/s || 143.5°C<ref name="Pirani_1961"/> || 140°C<ref name="Martin_1947"/> ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 426.3 Da<ref name="Pirani_1961"/> || C₈H₁₆(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
|}
= National Researach Corporation =
== chlorinated diphenyl ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Narcoil 10 ||  3 x 10⁻⁴ torr <ref name="Pirani_1961"/> ||  mm²/s || °C || °C ||  1540 kg/m³ <ref name="Pirani_1961"/> || 326 Da <ref name="Pirani_1961"/>|| C₈H₁₆(COOC₄H₉)₂ <ref name="Pirani_1961"/>
  |-
|}
== d-2-ethyl hexyl phthalate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Narcoil 20 || 3 x 10⁻⁸ torr<ref name="Pirani_1961"/>  ||  mm²/s || 143.5°C<ref name="Pirani_1961"/> || °C ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 426.3 Da<ref name="Pirani_1961"/> || C₈H₁₆(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
  | Narcoil 40 || 3 x 10⁻⁷ torr<ref name="Pirani_1961"/>  ||  mm²/s || 122.5°C<ref name="Pirani_1961"/> || °C ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 390.3 Da<ref name="Pirani_1961"/> || C₆H₄(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
|}
= Vacuum Industrial Applications Ltd. =
== chlorinated diphenyl ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Viacoil 10 ||  3 x 10⁻⁴ torr <ref name="Pirani_1961"/> ||  mm²/s || °C || °C ||  1540 kg/m³ <ref name="Pirani_1961"/> || 326 Da <ref name="Pirani_1961"/>|| C₈H₁₆(COOC₄H₉)₂ <ref name="Pirani_1961"/>
  |-
|}
== d-2-ethyl hexyl phthalate ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Viacoil 20 || 3 x 10⁻⁸ torr<ref name="Pirani_1961"/>  ||  mm²/s || 143.5°C<ref name="Pirani_1961"/> || °C ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 426.3 Da<ref name="Pirani_1961"/> || C₈H₁₆(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
  | Viacoil 40 || 3 x 10⁻⁷ torr<ref name="Pirani_1961"/>  ||  mm²/s || 122.5°C<ref name="Pirani_1961"/> || °C ||  910.3 kg/m³ <ref name="Pirani_1961"/> || 390.3 Da<ref name="Pirani_1961"/> || C₆H₄(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
  |-
|}
= Litton Engineering Labs. =
== Naphthene Oils ==
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Molecular Lubricant A || 1 x 10⁻⁶ torr <ref name="Martin_1947">L. H. Martin & R.D. Hill, A Manual of Vacuum Practice, (Melbourne University Press, 1947), Page 96</ref> ||  mm²/s || °C || °C ||  873.5 kg/m³<ref name="Martin_1947"/> || Da||
  |-
  | Molecular Lubricant B ||  1 x 10⁻⁷ torr <ref name="Martin_1947"/>  ||  mm²/s || °C || °C ||  871 kg/m³<ref name="Martin_1947"/> || Da||
  |-
|}
[[Category:Cross Refference]]
[[Category:Pages with reference errors]]
= Unknown Maker =
{| class="wikitable" style="text-align:center;"
  |+ Physical Properties
  |-
  ! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
  |-
  | Myvane 20 ||  torr  ||  mm²/s || °C || °C ||  853 kg/m³ <ref name="Pirani_1961"/> || Da||
  |-
|}
= References =


[[Category:Cross Refference]]
[[Category:Cross Refference]]
[[Category:Pages with reference errors]]
[[Category:Pages with reference errors]]

Latest revision as of 00:01, 24 January 2025

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] 1 x 10⁻⁶ Torr [1] [2] 45 mm²/s [1] 180°C [1] [2] ≥ 193°C [1] °C 1070 kg/m³ [1]
DC 703[2] 1 x 10⁻⁷ Torr [2] mm²/s 200°C [2] °C °C 1090 kg/m³ [2]
DC 704[3] 2 x 10⁻⁸ Torr 39 mm²/s 215°C 221°C °C 1070 kg/m³
DC 705[4] 3 x 10⁻¹⁰ Torr 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[5] 8.4 x 10⁻⁸ Torr 46 mm²/s 223°C 220°C °C 1100 kg/m³
KJLC 704-T[6] 8.4 x 10⁻⁸ Torr 37 mm²/s 210°C 220°C °C 1070 kg/m³
KJLC 705[7] 3 x 10⁻¹⁰ Torr 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[8] 6.65 x 10⁻⁸ Torr 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
Oil D mm²/s °C °C °C kg/m³
Oil E mm²/s °C °C °C kg/m³
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[9] 4 · 10⁻⁹ mBar mm²/s °C > 250 °C °C 868 kg/m³
LVO 521[10] 6 · 10⁻⁶ mBar mm²/s °C 196 °C °C 885 kg/m³

Note: Oil D is similar to Apiezon A, and Oil E to Apiezon B. [2]

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point 0.06 torr Flashpoint Condensation Point Density
LVO 521[11] 3 · 10⁻¹⁰ mBar mm²/s °C 240 °C °C 1095 kg/m³

Santovac

Polyphenyl Ether Oils

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[12] 4 x 10⁻¹⁰ Torr 363 mm²/s 13.1 mm²/s 1.2 mm²/s 275 °C 288°C 1198 kg/m³

Apiezon

Formerly part of Shell Chemical Co. Ltd.[2]

Hydrocarbon Oils

Physical Properties
Name Vapor Pressure Viscosity 20°C Viscosity 40°C Boiling Point (at 10⁻² Torr) Flashpoint Pour Point Density Molecular Weight
A 2 x 10⁻⁵ Torr[2] mm²/s mm²/s 110°C[2] °C °C 873.5 kg/m³[2] (at 15°C) 414 Da[2]
B 4 x 10⁻⁷ Torr[2] mm²/s mm²/s 125°C[2] °C °C 871 kg/m³[2] (at 15°C) 468 Da[2]
C 1 x 10⁻⁸ Torr[2] mm²/s mm²/s °C °C °C kg/m³ 574 Da[2]
G 1 x 10⁻⁶ Torr[2] mm²/s mm²/s °C °C °C kg/m³
BW 1 x 10⁻⁷ Torr[2] mm²/s mm²/s °C °C °C kg/m³
AP201[13] 4 x 10⁻⁶ Torr 76 mm²/s 22 mm²/s °C 196°C -30°C 885 kg/m³

Cambridge Mill Products

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Flashpoint Density
CMP 704[14] 10⁻⁶ to 10⁻⁸ Torr mm²/s 221°C 1070 kg/m³

Ideal Vacuum Products

Silicone Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density
IVP 702[15] 45 mm²/s 180°C 193°C 1090 kg/m³
IVP 704[16] 39 mm²/s 215°C 221°C 1065 kg/m³
IVP 705[17] 175 mm²/s 245°C 243°C 1090 kg/m³

Varian

Polyphenyl Ether Oils

Physical Properties
Name Vapor Pressure Viscosity 38°C Viscosity 90°C Viscosity 260°C Boilding Point 0.5 Torr Flashpoint pour Point Density
Neovac SY [18] mm²/s mm²/s mm²/s 275 °C 287°C 40°F 1195 - 1201 kg/m³

Concolidated Electrodynamics Corporation

i-diamyl sebacate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Amoil 1 x 10⁻⁵ torr [2] mm²/s 111°C [2] 96°C[19] 1019 kg/m³ [2] 306.2 Da [2] C₆H₄(COOC₅H₁₁)₂ [2]
Amoil S 1 x 10⁻⁶ torr [2] mm²/s 111°C [2] 118°C[19] 925.1 kg/m³ [2] 343.3 Da [2] C₈H₁₆(COOC₅H₁₁)₂ [2]

n-dibutyl phthalate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Butyl phthalate 3 x 10⁻⁵ torr [2] mm²/s 85°C [2] 94°C [19] 1046.5 kg/m³ [2] 278.1 Da [2] C₆H₄(COOC₄H₉)₂ [2]

n-dibutyl Sebacate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Butyl Sebacate 2 x 10⁻⁵[19] / 3 x 10⁻⁵ torr [2] mm²/s 90°C [2] 103°C[19] 933 kg/m³ [2] 314.3 Da [2] C₈H₁₆(COOC₄H₉)₂ [2]

d-2-ethyl hexyl phthalate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Octoil 3 x 10⁻⁷ torr[2] mm²/s 122.5°C[2] 125°C [19] 910.3 kg/m³ [2] 390.3 Da[2] C₆H₄(COOC₄H₁₇)₂[2]
Octoil S 3 x 10⁻⁸ torr[2] mm²/s 143.5°C[2] 140°C[19] 910.3 kg/m³ [2] 426.3 Da[2] C₈H₁₆(COOC₄H₁₇)₂[2]

National Researach Corporation

chlorinated diphenyl

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Narcoil 10 3 x 10⁻⁴ torr [2] mm²/s °C °C 1540 kg/m³ [2] 326 Da [2] C₈H₁₆(COOC₄H₉)₂ [2]

d-2-ethyl hexyl phthalate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Narcoil 20 3 x 10⁻⁸ torr[2] mm²/s 143.5°C[2] °C 910.3 kg/m³ [2] 426.3 Da[2] C₈H₁₆(COOC₄H₁₇)₂[2]
Narcoil 40 3 x 10⁻⁷ torr[2] mm²/s 122.5°C[2] °C 910.3 kg/m³ [2] 390.3 Da[2] C₆H₄(COOC₄H₁₇)₂[2]

Vacuum Industrial Applications Ltd.

chlorinated diphenyl

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Viacoil 10 3 x 10⁻⁴ torr [2] mm²/s °C °C 1540 kg/m³ [2] 326 Da [2] C₈H₁₆(COOC₄H₉)₂ [2]

d-2-ethyl hexyl phthalate

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Viacoil 20 3 x 10⁻⁸ torr[2] mm²/s 143.5°C[2] °C 910.3 kg/m³ [2] 426.3 Da[2] C₈H₁₆(COOC₄H₁₇)₂[2]
Viacoil 40 3 x 10⁻⁷ torr[2] mm²/s 122.5°C[2] °C 910.3 kg/m³ [2] 390.3 Da[2] C₆H₄(COOC₄H₁₇)₂[2]

Litton Engineering Labs.

Naphthene Oils

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Molecular Lubricant A 1 x 10⁻⁶ torr [19] mm²/s °C °C 873.5 kg/m³[19] Da
Molecular Lubricant B 1 x 10⁻⁷ torr [19] mm²/s °C °C 871 kg/m³[19] Da

Unknown Maker

Physical Properties
Name Vapor Pressure Viscosity 25°C Boiling Point Flashpoint Density Molecular Weight Formula
Myvane 20 torr mm²/s °C °C 853 kg/m³ [2] Da


References

  1. ↑ 1.0 1.1 1.2 1.3 1.4 1.5 Kurt J. Lesker Specifications Table DC702
  2. ↑ 2.00 2.01 2.02 2.03 2.04 2.05 2.06 2.07 2.08 2.09 2.10 2.11 2.12 2.13 2.14 2.15 2.16 2.17 2.18 2.19 2.20 2.21 2.22 2.23 2.24 2.25 2.26 2.27 2.28 2.29 2.30 2.31 2.32 2.33 2.34 2.35 2.36 2.37 2.38 2.39 2.40 2.41 2.42 2.43 2.44 2.45 2.46 2.47 2.48 2.49 2.50 2.51 2.52 2.53 2.54 2.55 2.56 2.57 2.58 2.59 2.60 2.61 2.62 2.63 2.64 2.65 2.66 2.67 2.68 2.69 2.70 2.71 2.72 2.73 2.74 2.75 2.76 2.77 2.78 M. Pirani & J. Yarwood, Principles of Vacuum Engineering, (London: Chapman and Hall, 1961), Page 61 Table 2.2
  3. ↑ Kurt J. Lesker Specifications Table DC704
  4. ↑ Kurt J. Lesker Specifications Table DC705
  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. ↑ Kurt J. Lesker Specifications Table KJLC 704 & KJLC 704-T & KJLC 705
  8. ↑ VacOil® DP Grade 704 Diffusion Pump Oil - 500 cc/ml Specifications
  9. ↑ Fette Triebmittel Katalog Leybold S24
  10. ↑ Fette Triebmittel Katalog Leybold S24
  11. ↑ Fette Triebmittel Katalog Leybold S24
  12. ↑ Santovac 5(P) - Diffusion Pump Oil & Ultra Polyphenyl Ether Pump Fluid Specifications Table
  13. ↑ ApiezonAP201 DataSheet 1a Page 4
  14. ↑ Cambridge CMP 704 Silicone Diffusion Pump Fluid MSDS.pdf
  15. ↑ IVP 702 Diffusion Pump Oil SDS
  16. ↑ IVP 704 Diffusion Pump Oil SDS
  17. ↑ IVP 705 Diffusion Pump Oil SDS.pdf
  18. ↑ Santovac 5 Polyphenyl Ether Lubricant Diffusion Pump Oil SDS.pdf
  19. ↑ 19.00 19.01 19.02 19.03 19.04 19.05 19.06 19.07 19.08 19.09 19.10 L. H. Martin & R.D. Hill, A Manual of Vacuum Practice, (Melbourne University Press, 1947), Page 96
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