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PRODUCTS > SST-Series |
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SST-3200 2500 / Manufactuerd by NOMURA SHOJI Sonic Sheet Tester is a nondestructive fiber orientation measuring instrument in paper based on ultrasonic technique. Molecular orientation in plastic film can also be measured. Measuring Principle: Ultrasonic pulse transmits in a paper or film sheet of density p with speed C for a fixed length L in a certain time T. Then, Young's modulus E can be described by following formula. [ Formula ] SST measures T in msec or C in Km/sec by 11.25 degree interval for 360 degree, calculates fiber (molecular) orientation/ cross-length ratio/ peak values (max and min)/ tensile stiffness index, and presents graphical and numerical results as below. ![]() [SST-3200 & SST-2500] FEATURE
![]() [ Example of a system configuration ] DATA EXAMPLE OUTPUT ![]() [ profile measurement result(SST-3200) ] ![]() [ cut sheet measurement(SST-2500) ] |
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