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Langley DeAir Aggregate ™ - Specific Gravity Device

Regular price $1,524.99

Spec Sheet

Download the Importance of Consistent Sample De-Airing - Technical Brief Here

Current Lead Time - 14-21 Days

The Rainhart Langley DeAir Aggregate ™Specific Gravity Device is an automatic device allowing lab technicians to conduct apparent specific gravity testing with the press of a button. Once started the Langley precisely roll and agitate the flask at an optimum angle to remove all air bubbles from the flask. Eliminating operator error and saving 15-30 minutes of manually shaking and turning of the flask. By quickly and accurately providing apparent specific gravity results lab technicians can confidently determine the absorption of the fine aggregates.

Features & Benefits:

  • Meets ASTM C128-93 & AASHTO T84 standards
  • Produces repeatable results in less than 15 minutes
  • Safe, quiet & easy-to-use operation
  • Eliminates operator errors and inconsistent results
  • Removes operator judgment calls
  • Large LCD digital timer
  • Specialized motor for prolonged cycle use
  • Compact bench top design


  • Shipping weight: 6.4lbs
  • Dimensions: Approximately 9”W X 10.5”D X 6.5”H
  • Motor:  115vac / 60 hz
  • 220vac / 50 hz
  • Rainhart Part # RHA: 605

Automate and increase the repeatability and accuracy of your test with Langley.

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