PolySi® Lubricants' Laboratory Scope
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Test
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Use
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Equipment
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Method
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Penetration
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Determine the consistency of semisolids
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Penetrometers, Grease Worker, Cooling Plate, Bath, Thermometer
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ASTM D217, ASTM D1403
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Four Ball Wear with Coefficient of Friction
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Determine the wear characteristics of lubricants
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Four Ball Wear Tester, Microscope, Force Gauge
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ASTM D2266
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Oil Separation, Wire Cone
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Determine the tendancy of grease to lose oil
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Oil Separation Test Apparatus, Balance, Oven
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ASTM D6184, FTM791.321.3
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Evaporation
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Determine the tendancy of grease to lose mass at elevated
temperature
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Glass Petri Dishes, Balance, Oven
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ASTM D972, CTM-1, FTM791.321.3
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Specific Gravity
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Determine the specific gravity/density of materials
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Pycnometer, Balance, Oven, Environmental Chamber, Cooling Plate
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CTM-2
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Copper Corrosion
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Determine the tendancy of materials to attack yellow metals
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Copper Coupons, Glassware
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ASTM D4048
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Kinematic Viscosity
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Determine how viscous a liquid is
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Viscometer Tubes, Viscometer Bath, Thermometer
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ASTM D445
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Dropping Point
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Determine the melt point of grease or bleed at very high
temperatures for non-melting systems
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Dropping Point Tester, Thermometers, DP Test Apparatus
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ASTM D2265
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Low Temperature Torque
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Determine grease mobility at low temperature.
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Environmental Chamber, LTT Apparatus, Force Gauge, Computer
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ASTM D1478
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Apparent Viscosity, Rheology
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Establish grease flow behavior at differing shear conditions
and temperatures.
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Brookfield Viscometer, Computer, Bath, Environmental Chamber,
Stands/Clamps
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CTM-3
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Hegman
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Determine degree of dispersion of solids in products.
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Hegman Gauge
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CTM-4
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Chemistry by FT-IR
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Determine presence of certain covalent bonds in compounds that
make up materials.
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FT-IR
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Per FT-IR Operating Instructions
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pH
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Determine acidity/alkalinity of aqueous systems.
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pH Meter
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Per pH Meter Operating Instructions
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Oil Separation, Storage (DIN)
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Determine oil separation characteristics of grease.
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DIN Oil Separation Apparatus, Oven, Balance
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IP 121, DIN 51, 817
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Pour Point
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Determine the temperature which oil ceases to flow
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Environmental Chamber, Pour Point Apparatus, Thermometer
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ASTM D97
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Calibration of Temperature Measurment Devices
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Checking calibration
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Thermometer 61220-601, bath
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Calibration LT##
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Calibration of Penetrometers
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Checking calibration
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Gage blocks
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Calibration LPEN#
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Calibration of Brookfield Viscometer
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Checking calibration
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Reference fluid
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Calibration LBV#
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Calibration of pH Meter
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Reclaibration
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pH Standards
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Instructions on device
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