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一、垫子的种类 1.石棉垫它具有耐高温、弹性好、不怕油水浸蚀的特点,常用作低压高温部位的垫子。例如,东方红—75等拖拉机的缸体与汽化器之间的垫子就是石棉垫。 2.铜皮石棉垫采用铜皮夹石棉板制成,常用于温度较高、压力较大的密封部位。例如,发动机的气缸垫、排气管与机体之间的密封垫就是铜皮石棉垫。 3.纸垫采用白壳纸制成,用于容纳机油、齿轮油,黄油的接触密封部位。例如,后桥盖板与后桥壳体之间的垫子就是纸垫。
First, the type of mat 1. Asbestos mat It has high temperature, good elasticity, not afraid of the characteristics of oil and water erosion, commonly used as low pressure and high temperature parts of the mat. For example, Dongfanghong -75 and other tractors between the cylinder and carburetor pad is the asbestos pad. 2. Copper asbestos pads made of copper asbestos sheet, commonly used in high temperature, pressure sealing parts. For example, the engine cylinder gasket, exhaust pipe and the body gasket between the copper asbestos pad. 3. Paper pad made of white shell paper, used to accommodate oil, gear oil, butter seal contact parts. For example, the cushion between the rear axle cover and the rear axle housing is the paper pad.