HY4280 Corner Strength Tester is mainly used to measure the fracture strength of plastic door leaf and door frames corner parts, plastic profiles and plastic doors and windows. It is a necessary testing equipment for chemical building materials research units. This instrument complies with the following international and industry standards. EN: EN 12608. GB/T: GB/T 8814, GB/T 11793.3. It adopts advanced micro-computer control. With high precision load cell, the test result is accurate and reliable. Digital display, can directly read out the test result. High automation, easy to operate. Technical Specification Model: HY4280 Measuring range: 0~20kN Display: error±1%Load speed50±5mm/minWorkbenchSliding plate support Dimensions: 740×400×1500mm Weight: 90kg Power supply: AC220V, 50Hz