液压设备用SPGW活塞密封圈SPGW是专门为重型液压设备而设计的双作用活塞密封圈，包括一个四氟乙烯混合物外圈，一个橡胶内圈和两个聚甲醛挡圈。具有耐磨，耐冲击，抗挤出，耐高压，较易安装等诸多优点。技术数据压力范围：400Bar温度范围：withNBRSquare-ring:-35to+105运行速度：1.5m/s介质：液压油（矿物油基）材料外圈材料：聚四氟乙烯与青铜混合物/挡圈材料：聚甲醛/内圈材料：丁晴橡胶颜色：外圈颜色：浅绿色或棕色/挡圈颜色：黑色/内圈颜色：黑色主要优点***的静密封和动密封效果。耐磨性好，耐高温。启动摩擦系数小，无爬行现象。较易安装IDxODxH(mm)50X36X8.560X46X8.563X48X10.565X50X10.570X55X10.575X60X10.580X65X10.585X70X10.590X75X10.595X80X10.5100X85X12105X90X12110X95X12115X100X12120X105X12125X102X15.5130X107X15.5135X112X15.5140X117X15.5145X122X15.5150X127X15.5160X137X15.5165X142X15.5170X147X15.5180X157X15.5185X162X15.5190X167X15.5195X172X15.5200X177X15.5210X187X15.5220X197X15.5225X202X15.5230X207X15.5240X217X15.5250X222X17)