Leather crack test instruments

? According to the standard: ISO 3379, ISO 2418, ISO 2419, QB / T 2712, QB / T 2706, QB / T 2707 Instrument Description:?? The tester is applied to measuring various types of leather grain strength and stretching height. ? How it works:? Make a ball is pressed in the central part of the top of a round leather samples flesh side, surrounded by samples held by clips were recorded pressure and stretching its height at grain crack and break. . ? Instrument parameters:? Test station: a ball:? Φ6.25mm sample test area:? Φ25mm test speed:? (12 ± 2) mm / min Sample:? Φ44.5mm, 3 blocks / cylinder? Capacity:? 1000N Control: microcomputer control, LCD display volume (WxDxH):? 46x39x50cm Weight (Kg):? ≈50Kg Power:? 1∮ AC 220V 5A Accessories:? fitting sampler and cutter (optional)