O型密封圈尺寸规格表.doc

.O型密封圈尺寸规格型号O圈内径O圈线径沟槽内径沟槽外径深度沟槽宽度5.3X1.85.31.83.78.91.282.65.6X1.85.61.849.21.282.66X1.861.84.49.61.282.66.3X1.86.31.84.79.91.282.66.7X1.86.71.85.110.31.282.66.9X1.86.91.85.310.51.282.67.1X1.87.11.85.510.71.282.67.5X1.87.51.85.911.11.282.68X1.881.86.411.61.282.67.1X2.657.12.654.812.41.973.87.5X2.657.52.655.212.81.973.88X2.6582.655.713.31.973.88.5X2.658.52.656.213.81.973.89X2.6592.656.714.31.973.89.5X2.659.52.657.214.81.973.810X2.65102.657.715.31.973.810.6X2.6510.62.658.315.91.973.811.2X2.6511.22.658.916.51.973.811.8X2.6511.82.659.517.11.973.812.5X2.6512.52.6510.217.81.973.813.2X2.6513.22.6510.918.51.973.814X2.65142.6511.719.31.973.815X2.65152.6512.720.31.973.816X2.65162.6513.721.31.973.817X2.65172.6514.722.31.973.818X2.65182.6515.723.31.973.819X2.65192.6516.724.31.973.820X2.65202.6517.725.31.973.821.2X2.6521.22.6518.926.51.973.822.4X2.6522.42.6520.127.71.973.823.6X2.6523.62.6521.328.91.973.825X2.65252.6522.730.31.973.825.8X2.6525.82.6523.531.11.973.826.5X2.6526.52.6524.231.81.973.828X2.65282.6525.733.31.973.830X2.65302.6527.735.31.973.818X3.55183.5515.125.12.75519X3.55193.5516.126.12.75520X3.55203.5517.127.12.75521.2X3.5521.23.5518.328.32.75522.4X3.5522.43.5519.529.52.75523.6X3.5523.63.5520.730.72.75525X3.55253.5522.132.12.75526.5X3.5526.53.5523.633.62.75528X3.55283.5525.135.12.75530X3.55303.5527.137.12.75531.5X3.5531.53.5528.638.62.75532.5X3.5532.53.5529.639.62.75533.5X3.5533.53.5530.640.62.75534.5X3.5534.53.5531.641.62.75535.5X3.5535.53.5532.642.62.75536.5X3.5536.53.5533.643.62.75537.5X3.5537.53.5534.644.62.75538.7X3.5538.73.5535.845.82.75540X3.55403.5537.147.12.75541.2X3.5541.23.5538.348.32.75542.5X3.5542.53.5539.649.62.75543.7X3.5543.73.5540.850.82.75545X3.55453.5542.152.12.75546.2X3.5546.23.5543.353.32.75547.5X3.5547.53.5544.654.62.75548.7X3.5548.73.5545.855.82.75550X3.55503.5547.157.12.75551.5X3.5551.53.5548.658.62.75553X3.55533.5550.160.12.75554.5X3.5554.53.5551.661.62.75556X3.55563.5553.163.12.75558X3.55583.5555.165.12.75560X3.55603.5557.167.12.75561.5X3.5561.53.5558.668.62.75563X3.55633.5560.170.12.75565X3.55653.5562.172.12.75567X3.55673.5564.174.12.75569X3.55693.5566.176.12.75571X3.55713.5568.178.12.75573X3.55733.5570.180.12.75575X3.55753.5572.182.12.75577.5X3.5577.53.5574.684.62.75580X3.55803.5577.187.12.75582.5X3.5582.53.5579.689.62.75585X3.55853.5582.192.12.75587.5X3.5587.53.5584.694.62.75590X3.55903.5587.197.12.75592.5X3.5592.53.5589.699.62.75595X3.55953.5592.1102.12.75597.5X3.5597.53.5594.6104.62.755100X3.551003.5597.1107.12.755103X3.551033.55100.1110.12.755106X3.551063.55103.1113.12.755109X3.551093.55106.1116.12.755112X3.551123.55109.1119.12.755115X3.551153.55112.1122.12.755118X3.551183.55115.1125.12.755450X74507444.64645.729.7462X74627456.64765.729.7O型橡胶密封圈由一个低磨擦的填充聚四氟乙烯（PTFE）环和O形橡胶密封圈组合而成，O形圈提供足够的密封预紧力，并对PTFE环的磨耗起补偿作用。PTFE摩擦系数小，动静摩擦系数相近。适用于高低速往复运动及高压系统的油缸活塞杆密封。采用两个阶梯圈密封，可达到零泄露。O型橡胶密封圈材料O型橡胶密封圈的材料：阶梯圈为填充聚四氟乙烯PTFE。O型橡胶密封圈特征1、结构简单、密封性能好，O型橡胶密封圈断面结构极其简单，且有自密封作用，密封性能可靠。2、安装方便由于O型橡胶密封圈本身及安装部位结构都极其简单，且已形成标准化，因此安装更换都非常容易。3、适用范围广通过选用合适的橡胶材料和适当的配方设计，实现对油、水、空气、煤气及各种化学介质有效的密封作用。温度使用范围广 60+220），固定使用时压力可达1500Kg/cm2(与补强环并用)4、种类丰富适合各种用途材料，尺寸和沟槽都已标准化，应用范围O型橡胶密封圈广泛用于内燃机车、汽车、拖拉机、工程机械、机床及各种液压气动元件等密封，可承担固定、往复和旋转运动的密封，在机械产品的密封中O型橡胶密封圈占50%以上。根据需要，可生产用于耐高温、低温真空、高压和不同介质的各种特殊用途密封圈及异形橡胶密封制品。安装O形圈(O型橡胶密封圈)的安装注意事项一、安装O形圈(O型橡胶密封圈)的要求在安装O形圈(O型橡胶密封圈)之前，检查以下各项：1.引入角是否按图纸加工 锐边是否倒角或倒圆;2.内径是否去除毛刺 表面有无污染;3.密封件和零件是否已涂抹润滑脂或润滑液(要保证弹性体的介质相容性，推荐用所密封的液体来润滑);4.不得使用含固体添加剂的润滑脂，如二硫化钼、硫化锌。二、手工安装O形圈(O型橡胶密封圈)：1.使用无锐边的工具;2.保证O形圈(O型橡胶密封圈)不扭曲，不得过量拉伸O形圈(O型橡胶密封圈);3.尽量使用辅助工具安装O形圈(O型橡胶密封圈)，并保证正确定位;4.对于用密封条粘接成的O形圈(O型橡胶密封圈)，不得在连接处拉伸。三、安装螺丝、花键等1.当O形圈(O型橡胶密封圈)拉伸后，要通过螺丝、花键、键槽等时，必须使用安装心轴。该心轴可以用较软、光滑的金属或塑料制成，不得有毛刺或锐边。2.安装压紧螺丝时，应对称旋紧螺丝，不得按方向顺序旋紧。一、O形橡胶密封圈是一种断面形状为圆形的密封元件，它广泛用于多种机械设备中，在一定温度、压力及不同的液体或气体介质中起到密封作用，与其它密封圈相比，具有如下的优越性能：、密封部位结构简单，安装部位紧凑，而且重量较轻。、有自密封作用