I. Introductions: Plastic thickness meter is composed of marble base bracket and table, used to test the thickness of plastic and film, table display reading, according to the machine. II.Main functions: The thickness of the measured object is the scale indicated by the pointer when the upper and lower parallel disks are clamped. ثالثا. Reference Standard: ISO 3034-1975(E), GB/T 6547-1998, ISO3034:1991, GB/T 451.3-2002, ISO 534:1988, ISO 2589:2002(E), QB/T 2709-2005, GB/T2941-2006, ISO 4648-199...
I. Introductions: The sole test sample is installed on the EN zigzag testing machine, so that the notch falls on the EN zigzag testing machine is just above the center of the rotating shaft. The EN zigzag testing machine drives the test piece to stretch (90±2)º zigzag on the shaft. After reaching a certain number of tests, the notch length of the test sample is observed to measure. The folding resistance of the sole was evaluated by the incision growth rate. الثاني. Main functions: Test rubber,...