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ASTM D7109 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D7109 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus at 30 and 90 Cycles4. Summary of Test Method4.1 A polymer-containing fluid is passed through a diesel injector nozzle at a shear rate that may reduce its kinematic viscosity. The ...
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ASTM D7109 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D7109 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus at 30 and 90 Cycles1. Scope1.1 This test method covers the evaluation of the shear stability of polymer-containing fluids. The test method measures the viscosity loss, in mm2/s ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus13. Report13.1 Report the following information:13.1.1 The calibration pressure, in MPa.13.1.2 Kinematic viscosity of the unsheared oil at 100 °C.13.1.3 Kinematic viscosity of the ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus11. Procedure11.1 Flow Rate Adjustment for Test Oil - Open the stopcock on the atomization chamber and drain any previous fluid out of the chamber. Position the three-way stopcock ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus9. Sampling9.1 Approximately 600 mL of fluid is needed per test.9.2 The test fluid shall be at room temperature, uniform in appearance, and free of any visible insoluble material ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus6. Apparatus6.1 The apparatus consists of a fluid reservoir, a double-plunger pump with an electric motor drive, an atomization chamber with a diesel injector spray nozzle, and a ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus4. Summary of Test Method4.1 A polymer-containing fluid is passed through a diesel injector nozzle at a shear rate that causes polymer molecules to degrade. The resultant degradation ...
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ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids
ASTM D6278 Standard Test Method for Shear Stability of Polymer Containing Fluids Using a European Diesel Injector Apparatus1. Scope1.1 This test method covers the evaluation of the shear stability of polymer-containing fluids. The test method measures the percent viscosity loss at 100 °C of polymer-containing ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene9. Calculation9.1 Calculate the peroxide content as follows:peroxide, as O2, ppmw = [(A - B) x N x 16 000]/Wwhere:A = Na2S2O3 solution required for titration of the sample, mL,B = Na2S2O3 solution required for titration of the ...
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ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799 Standard Test Method for Determination of Peroxides in Butadiene8. Procedure8.1 Remove the oxygen from a 250-mL Erlenmeyer flask by adding several pellets (approximately 1 cm in size) of dry ice and allowing the CO2 to displace the air. This will take approximately 5 min.8.2 Record the weight ...
