Máquina de prueba de la grieta y equipo de medida de cuero físicos para la prueba de la explosión de la bola

Descripción de producto

Physical Leather Crack Testing Machine And Measurement Equipment For Ball Burst Test Description Leather Crack Testing Machine is tested the anti-cracking index in the thin leather and upper leather.First fixed specimen’periphery by this device,and then make the ball rise up from the leather’s inside by speed about 12mm per minute,When the leather suffered the strength of 800N, the value of rising hight is the measured value of crack. Specifications Model GX-5071-A leather