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Anti-static shoes puncture resistance
Anti-static shoes puncture resistance
 
Testing machine equipped on a plate, the plate containing the test nails, nail test for a truncated tip of the head, nail head should be greater than the hardness of 60HRC. The sample was placed on the chassis sole testing machine, the location of the test can be pierced through the outer end of the nail, nail test to 10 mm / min ± 3 mm / min speed of piercing the sole, until the wear
Through far, records needed most vigorously. The sole 4 of each selected test points (of which at least one point on the heel), a distance of each point is not less than 30mm, and the distance from the edge of the insole is greater than 10 mm. There nonslip bottom, should be between blocks pierced. 4 points of the two test points should be implanted in the bottom from the edge line where the flute 10-15 mm distance. If the humidity will affect the results, the test should be the sole immersed before adding 20 ℃± 2 ℃ deionized water 16 ± 1h.
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