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Flat and elongated particles

Flat and elongated particles

ASTM D4791

Explained inFlat and Elongated Particles

Calculator

Flat and elongated particles

ASTM D4791

Dimensional ratio

Mass of flat and elongated particles, g

Mass of the test sample, g

Specification

Maximum, % (optional)

AASHTO M 323: 10 % at 5 : 1 for most traffic levels.

Example values. Your agency’s specification sets the limits.

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