ZW型双用活塞密封圈由一个橡胶密封元件,两个档圈和两个热塑导向环组成.主要用于工业和行走设备中的压力机,驱动油缸,支撑缸和工作缸中的双向作用活塞上.标准材质:橡胶元件选用邵氏硬度80塑高耐磨NBR胶体NB078.档圈:高强度耐磨聚酯橡胶(W5035).角度导向环:选用耐高温和耐高压的热塑性材料(W5301).如有特殊要求(压力,温度,速度等,以及特殊工作介质),parkB7Er也可以根据您的要求,特别生产.工作压力:≤400bar.工作温度:-35~+110℃,介质:液压油(矿物油基).表面速度:≤0.5B7M/s.PARKB7ER代码规格尺寸(D*d*H)ZW00300026030*21*13.5/17.7ZW00320026032*22*15.5/20.7ZW00400026040*24*18.4/31.1ZW10400026040*26*15.5/20.7ZW20400026040*30*16.4/29.1ZW20450026045*35*14.4/29.1ZW00500026050*34*18.4/31.1ZW10500026050*34*20.5/26.7ZW20500026050*34*20.5/28.9ZW00550026055*39*18.4/31.1ZW00600026060*44*18.4/31.1ZW10600026060*44*20.5/26.7ZW20600026060*48*20.5/28.9ZW00630026063*47*18.4/31.1ZW10630026063*47*19.4/32.1ZW20630026063*47*20.5/26.7ZW30630026063*51*20.5/28.9ZW00650026065*49*20.5/26.7ZW10650026065*50*18.4/31.1ZW00700026070*50*22.4/35.1ZW10700026070*54*20.5/26.7ZW20700026070*58*20.5/28.9ZW00750026075*55*22.4/35.1ZW00800026080*60*22.4/35.1ZW10800026080*62*22.5/29.7ZW20800026080*66*22.5/32.9ZW00900026090*70*22.4/35.1ZW10900026190*72*22.5/29.7ZW010000260100*75*22.4/35.1ZW110000260100*82*22.5/29.7ZW210000260100*86*22.5/32.9ZW010500260105*80*22.4/35.4ZW011000260110*85*22.4/35.1ZW111000260110*92*22.5/29.7ZW211000260110*96*22.5/29.7ZW011500260115*90*22.4/35.1ZW111500260115*97*22.5/29.7ZW012000260120*95*22.4/35.1ZW012500260125*100*25.4/38.1ZW112500260125*108*26.5/40.9ZW014000260140*115*25.4/44.4ZW114000260140*115*25.4/38.1ZW214000260140*118*26.5/36.7ZW015000260150*125*25.4/44.4ZW115000260150*125*25.4/38.1ZW016000260160*135*25.4/44.4ZW017000260170*145*25.4/38.1ZW018000260180*155*35.4/48.1ZW118000260180*155*25.5/50.8ZW020000260200*175*25.4/50.8ZW022000260220*190*35.4/48.1ZW025000260250*225*35.4/48.1ZW125000260250*225*25.4/50.8)