Lottman Breaking Heads (Indrect Tensile Loading Fixtures) are compatible with Karol-Warner 7690, 7691, or 7790, as well as other manufacturer’s Load Frames used for performing Marshall Stability load tests to evaluate moisture sensitivity in asphalt samples. These values are also referred to as Indirect Tensile (IDT) or Lottman values of asphalt mixes. Two models are available to accommodate 4in (102mm) or 6in (152mm) diameter samples.
9465: 11.0lb (4.99kg)
9665: 21.0lb (9.53kg)
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