Chair armrest durability testing machine is used to test the durability of office chair armrests under the action of circulating side pressure (10 degrees Angle to the vertical line). Fix the chair on the test table and adjust the force fixture to the appropriate position. Suitable for testing armrests, seat surfaces, foot pads and so on. This device is a multi-functional test device, which can realize a variety of test functions by adjusting the direction of the cylinder output force.