Mobil DTE 700 Series offers the following features and potential benefits:

Features Advantages and Potential Benefits
Meets or exceeds most major turbine equipment builder specifications and industry specifications (ISO VG 32) Simplifies lubricant selection and application / Assures compliance with equipment builder’s warranty / Minimizes lubricant inventory 
Superior oxidation, chemical and color stability Designed to provide extended oil charge life and help reduce oil purchases and disposal costs
Helps control deposit formation to help reduce filter plugging and equipment fouling for reducing downtime and maintenance costs
High level of turbine system reliability and reduced unscheduled downtime
Excellent water separability Helps to insure good lubrication film to protect turbine bearings / Maximizes water removal system efficiency and minimizes oil replacement costs 
Enhanced rust and corrosion protection Prevents corrosion of critical oil system components for reducing maintenance and prolonging component life
Rapid air release and resistance to foaming Prevents erratic operation and pump cavitation, reducing pump replacement and increasing pump efficiency
Zinc Free Reduces environmental impact


Mobil DTE 700 Series are designed to meet or exceed the requirements of circulation systems of steam and gas turbines. Specific applications include

  • Electric power generation for high output base load utilities
  • Gas Turbine Combined Cycle Power Plants operating in base load or peak generation modes
  • Gas turbines in Captive Power plants
  • Gas or steam turbine prime movers
  • Hydroelectric turbine applications


Mobil DTE 700 Series meets or exceeds the requirements of Mobil DTE 732 Mobil DTE 746 Mobil DTE 768
ASTM 4304 Rev A Type I X X X
ASTM 4304 Rev A Type III X X  
China GB11120-2011, L-TGA X X X
China GB 11120-2011, L-TSA(Class A) X X X
China GB 11120-2011, L-TSA(Class B) X X X
DIN 51515-1: 2010-2 X X X
DIN 51515-2: 2010-2 X X  
GE GEK-27070 X    
GE GEK 32568 J X    
GE GEK-46506D X    
ISO L-TGA (ISO 8068, 2006) X X X
ISO L-TSA (ISO 8068, 2006)  X X X
JIS K-2213 type 2 w/add. X X X
Siemens Industrial Turbomachinery MAT 81 21 01 X    
Siemens Industrial Turbomachinery MAT 81 21 02   X  
Siemens Westinghouse PD-55125Z3 X    


Mobil DTE 700 Series has the following builder approvals: Mobil DTE 732 Mobil DTE 746 Mobil DTE 768
Alstom Power - HTGD 90117 X X  
Siemens Power Generation TLV 9013 04 X X  
Siemens Power Generation TLV 9013 05 X X  


According to ExxonMobil, the DTE 700 Series is of the following quality level: Mobil DTE 732 Mobil DTE 746 Mobil DTE 768
GE GEK-28143A X X  

Typical Properties

Mobil DTE 700 Series 732 746 768
ISO VG 32 46 68
Viscosity, ASTM D 445      
cSt @ 40°C 30 44 64
cSt @ 100°C 5.5 6.8 8.6
Viscosity Index, ASTM D 2270 117 113 110
RPVOT, ASTM D2272, minutes 1000 1000 1000
TOST, time to 2.0 NN hours, ASTM D943, hours 10,000 10,000 8,000
Neutralization Number,mg/KOH g ASTM D974 0.10 0.10 0.10
Pour Point, °C, ASTM D 97 -30 -30 -30
Flash Point, °C, ASTM D 92 228 230 242
Density @ 15°C, kg/l, ASTM D 1298 0.85 0.86 0.87
Foam Sequence I, mL ASTM D892 0/0 0/0 0/0
Foam Sequence II, mL ASTM D892 0/0 10/0 0/0
Foam Sequence III, mL ASTM D892 0/0 0/0 0/0
Air Release, 50ºC, mins,ASTM D3427 2 3 4
Demulsibility, @ 54 °C, time to 3ml emulsion, ASTM D1401, minutes 10 10 10
Rust Protection, ASTM 665B pass pass pass
Copper Corrosion, ASTM D130 1B 1B 1B
FZG Scuffing, ISO 14635-1, A/8.3/90, Fail Stage 6 6  


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