Technical parameters 1, Dimensions: L × W × H = 1160 × 830 × 1720mm 2, working voltage: three-phase four-wire 380V ± 10% 50Hz 3, control voltage: 115V 50Hz (provided by the local transformer) 4, Power : ≤2.5kW 5, dial adjustable speed range: 0 ~ 300rpm 6, wheel speed allowed fluctuation range: ± 3% 7, sub-shaft revolution speed and rotation speed ratio: 1.38: 18, the working time setting range: no upper limit less than 600 minutes; limit = 0 minutes 9, chamfered special rubber material containing box size: diameter = Φ188mm, inner diameter = Φ166mm, depth = 81mm, bottom thickness = 11mm 10, the maximum operating temperature rubber box: ≥160 ℃ 11, with respect to the turntable spindle concentricity: 0.2mm 12, six points evenly distributed on the turntable shaft, tolerance ≤0.2mm