BT4

BT4 is a low viscosity, lubricant base oil designed specifically to help customers in the lubrication industries meet their production quality standards. This high quality renewable base oil offers exceptional technical performance and environmental benefits.

Functions: Base Stock & Oil

Fluids & Lubricants Type: Hydraulic Oils & Fluids, Industrial Oils & Fluids, Metalworking Fluids, Turbine & Compressor Fluids & Oils

ISO Viscosity Grade: ISO 22

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Knowde Enhanced TDS

Identification & Functionality

Fluids & Lubricants Functions
CAS No.
61800-40-6
EC No.
263-233-9

Features & Benefits

Environmental Benefits
  • High biodegradability
  • Low bioaccumulation
  • Low toxicity
  • High bio-content
  • Rapid breakdown
  • Low environmental risk
  • Reduced risk to wildlife
  • Renewable carbon based

Applications & Uses

Applications
  • Metalworking
  • Motor oil
  • Hydraulic fluid
  • Compressor oil

Properties

ISO Viscosity Grade
Physical Form
Physical Properties
ValueUnitsTest Method / Conditions
Bio Based68ASTM D6866
Viscosity Index152D2270
Biodegradable88%OECD 301B
Pour Point-21°CD97
Flash Point240°CD92
Noack8.3wt%ASTM D5800
Total Acid Number0.2mg KOH/gD664
Color3D1544
Watermax. 0.1wt%D16304
Kinematic Viscosity (at 100°C)4.7cStD445
Kinematic Viscosity (at 40°C)20.7cStD445
KRL Shear Stability (for 20 hours)-2.07% lossCECL-45-99
Low Viscosity22%ISO VG
Specific Gravity (at 15°C)0.90 - 0.92D4052
Environmental Properties
ValueUnitsTest Method / Conditions
Biodegradability88%OECD 301B
Renewable Carbon Content68%ASTM D6866
EcoToxicitymin. 1000mg/lOECD 201
EcoToxicitymin. 1000mg/lOECD 202
EcoToxicitymin. 1000mg/lOECD 203
Performance Properties
ValueUnitsTest Method / Conditions
4-Ball Wear0.59mmASTM D4172
Hydrolytic Stability Total Acidity Water Layer2.2mg KOH/gASTM D2619 T
Load-Wear Index14.77kgfASTM D2783
Oxidative Stability with Anti-Oxidant50minASTM D2272
Weld Load126kgfASTM D2783
Note

*Typical results are provided. To the best of our knowledge, the information is accurate, but given without guarantee. All results are for an unadditized base oil.

Regulatory & Compliance

Technical Details & Test Data

Technical Performance
  • High oxidative stability
  • Low volatility
  • High viscosity index
  • Hydrolytic stability
  • Natural detergency
  • Longer lasting
  • Increased safety
  • Fewer additives Nneeded
  • Increased stability
  • Less maintenance