Shear Stability Tester Bosch

The Shear Stability Tester is a specialized instrument designed to evaluate the shear stability of polymer-containing fluids. By simulating the conditions encountered in diesel injector nozzles, it accurately measures the viscosity loss of polymers subjected to shear stress.
 

Key Features

     

  • Precision: Provides reliable and consistent measurements of shear stability, adhering to ASTM D6278 and ASTM D7109 standards.
  • Versatility: Evaluates viscosity loss at both 30 and 90 cycles of shearing, providing comprehensive data.
  • Compatibility: Uses industry-standard equipment, including Bosch DN 8 S2 injector nozzle, KD 43 SA 53/13 or 15 nozzle holder, and PE 2A 90D 300/3S 2266 diesel injection fuel pump.
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Description

Applications

     

  • Polymer Research: Characterizes the shear stability of various polymer-containing fluids.
  • Fuel Additives: Evaluate the performance of fuel additives designed to enhance polymer stability.
  • Quality Control: Assesses the shear stability of fuels and lubricants.

 

Technical Specifications

     

  • Test Methods: ASTM D6278, ASTM D7109
  • Injector Nozzle: Bosch DN 8 S2
  • Nozzle Holder: Bosch KD 43 SA 53/13 or 15
  • Diesel Injection Fuel Pump: Bosch PE 2A 90D 300/3S 2266
  • Electric Motor: 1.5 kW / 925 ± 25 rpm
  • Dead Volume: 20 ± 5 ml
  • Injector Breaking Pressure: 175 bar
  • Flow Rate: 170 ± 5 ml/min
  • Oil Temperature: Ambient (20-25°C) to 30-35°C
  • Power: 415 V/50 Hz/3 Ph/1.5 HP
Additional Information
Brands

Pilodist

Method

ASTM D-2892 (TBP), ASTM D-5236 (Potstill)