Sharp Edge Tester SET-50TM Special set-50 suppliers latest security detector SE ..

We offer in line with ul-1439 standard test instrument, SET-50 test instrument, provided by the Dongguan intelligent instrument 135-2796-6873 meet ul performance indicators, the basic method is as follows: the host handheld sharp edges, so that the test head and the test sharp edges plane contacts, press the handle, so that the test rod parallel with the host, with the test section, a cross-plane direction, test head full access, move around 4 inches, remove the check test head, is noodles, black line position if there cracking phenomenon, if, outside of the two layers are cut, description, analyte, the presence of hazardous sharp edges, it is possible for a person's skin scratched harm, which is UL-1439 testing judgment.