Lottman Breaking Head


The Lottman Breaking Head is used to determine the tensile strength of Marshall test specimens.


Built in accordance with ASTM D 4123, the tensile bar width is 1/2-in. for 4-in. diameter Marshall test specimens and 3/4-in. for 6-in. diameter specimens. Guide sleeve similar to Marshall Breaking heads. Plated steel for rust resistance.

Applicable Standards

ASTM D 4123