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品牌:<\/span> 瑞典特瑞堡TRELLEBORG（原寶色霞板<\/span>Busak+Shamban<\/span>）<\/span> <\/span><\/p>品名:<\/span> 德國<\/span>PHD 組合密封 POLYPAC PHD<\/span> <\/span><\/p> <\/span><\/p>說明<\/span> <\/span><\/p>PHD<\/span>密封件是一種高壓、重型活塞用密封件，具有良好的泄漏控制、抗擠出性和耐磨損性能。<\/span>PHD <\/span>組合密封是由一個(gè)<\/span>PTFE<\/span>材料的滑環(huán)、一個(gè)彈性體施力圈和<\/span>2<\/span>個(gè)擋圈組合成的。由于設(shè)置了初始過盈量，因此密封圈在低壓時(shí)就具有優(yōu)良的密封性能。當(dāng)壓力升高時(shí)，密封性能也很好。因?yàn)閺椥泽w對(duì)密封圈施力，將系統(tǒng)壓力產(chǎn)生的軸向力轉(zhuǎn)變?yōu)閺较驍D壓。適用于重載的海模專用擋圈，是為了保護(hù)密封圈免受擠出而特殊設(shè)計(jì)的，即使在惡劣的工況條件下也能保證具有長壽命，滿足了各種液壓缸應(yīng)用需要。<\/span><\/p> <\/p> 優(yōu)點(diǎn)<\/span><\/p>- <\/span>溝槽結(jié)構(gòu)簡單；起動(dòng)時(shí)不爬行，工作平穩(wěn)；靜態(tài)和動(dòng)態(tài)摩擦系數(shù)低磨損；可允許較大擠出間隙；由于較大的擠出間隙，<\/span> <\/span>即使在固體介質(zhì)中也能安全使用；使用壽命長。<\/span><\/p> <\/p> 技術(shù)<\/span>數(shù)據(jù)<\/span><\/p>工況<\/span>技術(shù)<\/span>條件<\/span><\/p>壓力<\/span>: <\/span>≤ 60<\/span> MPa <\/span><\/p>速<\/span>度<\/span>: <\/span>≤ <\/span>1.5 m/s<\/span><\/p>溫度<\/span>: -45<\/span>℃<\/span>至<\/span>+135<\/span>℃<\/span><\/p>介質(zhì)<\/span>: <\/span>礦物液壓油，水<\/span>/ <\/span>油和乙二醇<\/span>/ <\/span>油乳化液<\/span><\/p> <\/p> 材料<\/span><\/p>標(biāo)準(zhǔn)用途<\/span>:<\/span><\/p>用于液壓元件<\/span><\/p>在礦物油或潤滑性能良好的介質(zhì)中和在水<\/span>/<\/span>油和水<\/span>/<\/span>乙二醇<\/span> <\/span>乳化液中<\/span><\/p>密封圈： <\/span> <\/span>填充青銅的聚四氟乙烯<\/span><\/p>施力元件<\/span>: <\/span>NBR<\/span>橡膠，邵氏<\/span> <\/span>A 80<\/span><\/p>擋圈<\/span>: <\/span> <\/span>聚甲醛（<\/span> <\/span>POM<\/span>）<\/span><\/p>組件的材料代號(hào)<\/span>: PTNO4<\/span><\/p>特殊用途<\/span>:<\/span><\/p>要求其他材料組合的特殊用途，請(qǐng)和<\/span>佛山市軒侖密封液壓元件有限<\/span>公司聯(lián)系。<\/span><\/p>
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