AT469 Coefficient of Linear Thermal Expansion Tester used to measure linear expansion performance of solid inorganic, organic materials, polymers, polymer materials, metal / non-metallic materials, rubber, plastic, metal products; through this tester can complete the measurement of the sample line variable, linear expansion coefficient, body expansion coefficient, rapid thermal expansion, softening temperature and their variation curve.
★ Imported linear bearing drive to achieve the expansion of the value of friction transmission, transmission accuracy and excellent with good repeatability;
★ Heating speed computer program automatically set, temperature control accuracy of 0.1 ℃, with precision cooling - heating system.
★ Computer automatically calculate the expansion coefficient, body expansion coefficient, linear expansion, rapid thermal expansion
★ Automatic calculation of compensation coefficient and automatic compensation, but also artificial correction (online).
★ Automatically record, store, print the number of records, print temperature - expansion coefficient curve; temperature spacing free set, the minimum spacing of 0.1-1 ℃
★ Equipped with a computer interface, can be associated with a general computer, all test operations are completed computer interface;
-40~200℃, or -30~200℃
Temperature control accuracy
Expansion value measurement range
Expansion value Resolution
0.1 ~ 1um Automatic calibration range
System measurement error
AC220V± 10% 50Hz
550 × 550 × 1200mm