ZSY-1 electric digital low temperature flexibility tester designed and manufactured according to GB / T328.14-2007. Digital electric low temperature flexibility tester for measuring rod bending crack-free minimum temperature bitumen membrane under specified conditions around the regulations. The low temperature of the test mechanical parts and control instrument components. Series of low-temperature flexibility tester using a number of international advanced technology, input digital correction and self-calibration technology, precise measurement and stability control, eliminates measurement errors caused when the drift. Instrument uses multiple protection and isolation design, anti-jamming performance, high reliability. Working fluid or air in the freezer. Easy to use. Degree of intelligence advantages, is testing unit, coil production units. Universities such as the ideal new standard products. Technical parameters: 1, the test temperature range: -40 ℃ ~ 70 ℃ 2, bent rod diameter: 20.30.50mm 3, curved rods rising speed: 360 ± 40mm / min 4, can be placed on the specimen 12 5, voltage: 220V 6. Dimensions: 350 × 285 × 440mm 7, Weight: 11Kg