LCD holiday detector porosity detector with blue backlight spark tester
It is widely used in NDT inspection. It is also refereed to as high voltage pinhole tester, porosity detector. The instrument can be used to test different thicknesses of glass-lined, glass, steel, coal tar epoxy coatings and rubber linings, The Tester is featured with lightweight, simple operation, stable and reliable, battery-powered, it is particularly suitable for field operations, widely used in chemical , petroleum, rubber, ceramic industry
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