Proctor Penetrometer

Building Materials Testing Systems

Product Details

  • Category:Building Materials Testing Systems
  • Code:BSO-216
  • Standards:ASTM D1558

Establishes the moisture-penetration resistance relations of fi ne-grained soils. Includes these interchangeable needles (area in cm2): (6.45), (4.84), (3.22), (2.15), (1.29), (0.65), (0.32) (0.22) and (0.16).

The unit consists of a special calibrated spring dynamometer with a pressure-indicating scale on the stem of the handle. The device is capable of measuring the penetration force with an accuracy of 62 lbf [10 N] and shall have a capacity of at least 130 lbf [600 N].