ASTM D6752-02, AASHTO T-331, D6857-03

Core Lok is the most versatile system for measuring asphalt density. An innovative, non-nuclear method for determining SuperPave, Stone Matrix (SMA), and coarse-graded air voids in asphalt.

Core Lok performs 5 standard laboratory tests:

  • Bulk specific gravity
  • Maximum specific gravity
  • Aggregate specific gravity
  • Porosity
  • % Asphalt content
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