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B215EM ELECTRO-MECHANICAL OVERLAY TESTER

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STANDARDS: ASTM WK 26816 Standard Test Method for Determining the Susceptibility of Asphalt Mixtures to Cracking Using the Overlay Tester
TxDOT Tex-2 48-F –Test Procedure for Overlay Test
The Pavetest Overlay Tester is an electro-mechanical servo-controlled testing machine utilizing digital control of a high performance electro-mechanical
actuator to provide accurate loading rates up to 50 mm/minute, designed to determine the susceptibility of Asphalt Mixtures to cracking.
Applies tension in a cyclic triangular waveform to a constant maximum displacement of 0.6 mm (0.026). The sliding block reaches the
maximum displacement and then returns to its initial position in 10 sec. (one cycle). The unit is underpinned by Pavetest’s leading edge CDAS
digital controller, TestLab software and a full complement of accessories hardware and software in perfect unison.

NEEDED ACCESSORIES
B225-01 Temperature controlled cabinet – te unit:
+10 °C to +60 °C
or
B225-02H Temperature controlled cabinet – refr. unit.
Horizontal configuration: -20 °C to +80 °C
B204-14 Overlay jig
B290-02 OT LVTD (10 MM) to be used with Electro-mechanical
Overlay Tester
B204-02 Pair of Overlay Tester (OT) specimen plates
B204-03 OT Specimen preparation jig according to ASTM 26816
or
B204-13 OT Specimen preparation jig according to
TxDOT_tex-248-F

OPTIONAL ACCESSORY
H009-01EN PC 22″ with lcd screen

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