Mobil SHC Aware™ ST Series stern tube oil

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Mobil SHC™ Aware™ lubricants

Learn about our range of environmentally acceptable marine lubricants, which provide optimal protection for shipboard equipment affected by the 2013 Vessel General Permit.

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Product Information

   Mobil SHC Aware™ ST Series performance profile 768.378 KB/pdf
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   VGP compliance declaration – Mobil SHC™ Aware™ ST Series 1.451 MB/pdf
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Features and Benefits

  • Meets US EPA 2013 Vessel General Permit requirements for environmentally acceptable lubricants
  • Can safely run with up to 20% water content emulsion
  • Excellent load carrying capability and corrosion protection
  • Compatible with most typical mineral oils used for stern tubes
  • Good elastomer compatibility, it works well with many of the same elastomers used with conventional mineral oils
  • Mobil SHC Aware ST 220 can provide effective leak control when seal damage occurs

Applications

  • Marine stern tube systems, fin stabilizers, and certain controllable pitch propeller systems where spills or leakage could result in adverse environment impact
  • In systems where readily biodegradable and minimally toxic fluids may be required
  • Marine and mobile equipment operating in environmentally sensitive areas
  • Circulation systems operating under mild to moderate service conditions

Specifications and Approvals

Mobil SHC Aware ST Series meets or exceeds the following regulatory requirements:
100
220
US EPA 2013 Vessel General Permit
X x

Typical Properties

Mobil SHC Aware ST Series
ISO Viscosity Grade 100 220
Viscosity, ASTM D 445

cSt @ 40ºC 100 220
cSt @ 100ºC 19.3 33.3
Viscosity Index, ASTM D 2270 205 200
Density @ 15ºC, ASTM D4052, g/ml 0.922 0.932
FZG Gear Test, A/8.3/90, DIN ISO 14635-1, Fail Load Stage 10 11
Rust Characteristics, procedure B, ASTM D 665 Pass Pass
Pour Point, ASTM D 97, ºC -24 -12
Flash Point, (min) ASTM D 92, ºC 170 163
Biodegradability, CO2 Evolution, OECD 301 B, % >60 >60
Acute Algal Toxicity 72h EC50, OECD 201, mg/l >1000 >1000
Acute Daphnia Toxicity 48h EC50, OECD 202, mg/l >1000 >1000
Acute Fish Toxicity 96h LC50, OECD 203, mg/l >1000 >1000
Bioaccumulation, OECD 117,Partition Coefficient, log KOW <3 <3
  • cruise and ferry
  • Short sea shipping
  • inland and coastal
  • deep sea shipping industry
  • specialized shipping
  • offshore supply vessels
  • Synthetic
  • Environmentally Acceptable Lubricants EAL
  • Vessel General Permit VGP
  • Corrosion protection
  • Cargo shipping port at night

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