The Cement Autoclave from Tinius Olsen is suitable for conducting accelerated soundness tests on cement and has a stainless steel pressure vessel with insulated outer shell. The pressure and temperature are measured by RTD probes and the system controlled by a PID controller, but the system has a spring-loaded pressure release safety valve to sustain safe operation.

Applicable Standards

  • ASTM C188, C141, C151, C155, AASHTO T107

Key Features

  • Simple to use
  • Rustproof stainless steel pressure vessel and enclosure
  • Three-part safety mechanism to protect the operator and equipment
  • Microprocessor-based PID controller for accurate control of pressure and temperature

Model TO-408 Specifications

. .
Working pressure 21 ± 1 kg/cm2 at 215 °C
(300 psi at 419 °F)
Pressure vessel 150 x 500 mm depth
Heater 2000 W
Weight 70 kg


Optional Accessories

  • TO-40801 Heating elements
  • TO-40802 Silicon rubber lid gasket
  • TO-40803 Spring loaded, safety loaded, safety valve

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