# BT 型，单作用 U 型圈用于液压应用的活塞杆密封 > 派克的 BT 型是一种单作用,非对称u型杆密封，有着刀修剪,斜密封唇和次级根部唇用于增强稳定性。稳健设计，特性优良的耐磨 Resilon® 聚氨酯。 所属技术：密封技术 ## 系列介绍 能力: 为了选择材料和尺寸，这里只是把派克的一个型号作为样品在配置中介绍。如果你需要的材料和尺寸没有展示出来，型号辅助查询系统可能在产品维护表中找到。检查当前的工具,检查零件号码查找文档。如有标准展示以外的需求请联系派克。 派克的BT型是一种单作用,非对称液压活塞杆密封。U-cup形状密封的特性一个健壮的刀切斜面的唇口擦拭液膜表现非常优秀。其矩形形状的截面可以使其在沟槽中的稳定。稳定唇口位于主密封唇口下方,上方的根部密封,提供增强的密封性能和在沟槽中的紧密,稳定。 派克的Resilon聚氨酯的能力，BT型提供: • 长寿命 • 抗挤出 • 低压缩变形 • 抗震动载荷 • 无压力时有良好的密封性能 BT型设计作为一个独立的活塞杆密封或与BR型杆缓冲一起使用，用于更重要的密封应用。 标准材料: • P4300A90 Resilon® 聚氨酯; 温度－65 / 275F; 压力5000 psi;表面速度 ## 技术参数 | 参数 | 值 | 单位 | | --- | --- | --- | | 最大运行压力 | 5000 psi | | | 与流体类型共同使用 | 依于不同材料 | | | 颜色 | 褐色，浅绿色, Aqua | | | 热应用类型 | 依于不同材料 °F | | | 聚合材料选件 | TPU（聚氨酯） | | | 硬度计 | 90 Shore A, 60 Shore D | | | 符合规格 | 无 | | | 介质 | 液压 | | | 最大表面速度 | 100 (0.5 M/S) ft/min, 0.5 m/sec | | ## 型号入口（首批） - [4301BT37506750-625](https://hypher.com.cn/products/model/4301bt37506750-625-1d5dc6ec92c83f7c/index.md) - [4300BT37507000-625](https://hypher.com.cn/products/model/4300bt37507000-625-9ba9cecb5b95525e/index.md) - [4300BT50007500-750](https://hypher.com.cn/products/model/4300bt50007500-750-be67e5257a907b53/index.md) - [4300BT37508000-625](https://hypher.com.cn/products/model/4300bt37508000-625-1c6edf14043b96fb/index.md) - [4301BT37508000-625](https://hypher.com.cn/products/model/4301bt37508000-625-d2321b086d586d8e/index.md) - [4300BT50008000-750](https://hypher.com.cn/products/model/4300bt50008000-750-ec802e450894205b/index.md) - [4300BT37508500-625](https://hypher.com.cn/products/model/4300bt37508500-625-8879986fd7147ad3/index.md) - [4300BT50008500-750](https://hypher.com.cn/products/model/4300bt50008500-750-97e61ae4c1a6a4c5/index.md) - [4300BT50009000-750](https://hypher.com.cn/products/model/4300bt50009000-750-797f6bdae58770b5/index.md) - [4300BT37509500-625](https://hypher.com.cn/products/model/4300bt37509500-625-e934313458849727/index.md) - [4300BT50009500-750](https://hypher.com.cn/products/model/4300bt50009500-750-17330490e8b3f9f9/index.md) - [4300BT50010000-750](https://hypher.com.cn/products/model/4300bt50010000-750-a7c29bb44fb45a26/index.md) - [M300BT02.0006-3.5](https://hypher.com.cn/products/model/m300bt02-0006-3-5-e99237d7924e0953/index.md) - [M300BT05.0025-7.3](https://hypher.com.cn/products/model/m300bt05-0025-7-3-e5bfa9afd17306fc/index.md) - [M301BT05.0025-7.3](https://hypher.com.cn/products/model/m301bt05-0025-7-3-59883df485353244/index.md) - [M300BT04.0028-5.7](https://hypher.com.cn/products/model/m300bt04-0028-5-7-207158abe929dc21/index.md) - [M300BT05.0028-7.3](https://hypher.com.cn/products/model/m300bt05-0028-7-3-7597e5f8b640eb66/index.md) - [M301BT05.0028-7.3](https://hypher.com.cn/products/model/m301bt05-0028-7-3-92f6adda9357e5d9/index.md) - [M300BT05.0032-7.3](https://hypher.com.cn/products/model/m300bt05-0032-7-3-fe47b42f53eb676b/index.md) - [M300BT04.0036-5.7](https://hypher.com.cn/products/model/m300bt04-0036-5-7-183a5be416ee2210/index.md) - [M301BT05.0036-7.3](https://hypher.com.cn/products/model/m301bt05-0036-7-3-c26e2738a9adf251/index.md) - [M300BT05.0040-7.3](https://hypher.com.cn/products/model/m300bt05-0040-7-3-06d18a80446b5331/index.md) - [M300BT04.0045-5.6](https://hypher.com.cn/products/model/m300bt04-0045-5-6-b6bccd3b97481858/index.md) - [M301BT05.0045-10](https://hypher.com.cn/products/model/m301bt05-0045-10-8284d6f916c29727/index.md) ## 技术资料与 CAD - [Avoid Rod Wiper Leakage](https://www.parker.com/content/dam/Parker-com/Literature/Engineered-Polymer-Systems/Rod-Wiper-article-H-P-Corrected-Final.pdf)：document - [Basic Sealing Technology-Linear Sealing](https://hypher.com.cn/library-assets/1560a727e2a7b9b4abe0464d20ac8c8276c92644bd4b55b0cb36761997788933.pdf)：document - [Blog - Proprietary Resilon Polyurethane Raises the Bar for Seal Durability in Frac Pumps](https://blog.parker.com/proprietary-resilon-polyurethane-raises-the-bar-for-seal-durability-in-frac-pumps)：document - [Design Action Request--DAR](https://hypher.com.cn/library-assets/3fc667448ce78a492e3897ac710f4d2cc4978d4f4c9e4a2089bc2d001bfb44b7.pdf)：document - [EPS Division, SLC, IATF 16949:2016](https://hypher.com.cn/library-assets/107dfad903a48c2154089a5a9de48d92b69f26ea1729e3094596c767c2e4a3d6.pdf)：document - [EPS Division, SLC, ISO 9001:2015 and AS9100D in Accordance With AS9104/1](https://hypher.com.cn/library-assets/e7080e72da73e7018d0634f9a2ce71f606d41c1582f1e3c531fd199172235d3b.pdf)：document - [EPS-Tech-Tip-Typical Sealing Systems in Common Linear Fluid Power Devices](https://hypher.com.cn/library-assets/c48a10c7af7b8f9bbd48d55140382a8caa0849f5d79b6a4286915fe28e5f7431.pdf)：document - [Fluid Power Seal Design Guide--EPS 5370](https://hypher.com.cn/library-assets/1560a727e2a7b9b4abe0464d20ac8c8276c92644bd4b55b0cb36761997788933.pdf)：document - [Frequently Asked Questions](https://hypher.com.cn/library-assets/55ea9c2f08963132f1c1ad7544ec257a1c3adcc871bb7aaa730b6a8909dfae9c.pdf)：document - [Installation Techniques for Linear Fluid Power Seals](https://www.parker.com/content/dam/videos/emg/group/Parker_EMG_EPS_Linear-Seal-Installation.mp4)：document - [Part Number Look-Up](https://hypher.com.cn/library-assets/3bc762a0d2ce00ecdc2c47b8b27f1d62429364ef8289f384dbb5b4ecb6d02274.pdf)：document - [Resilon® 4301 Polyurethane, EPS 5219](https://hypher.com.cn/library-assets/d552da455d751b978c919cfd5acca8c067b2e2d4c4c3811972ae769f4e9cc4a0.pdf)：document - [Resilon® Polyurethane - EPS 5202](https://hypher.com.cn/library-assets/a10fd0a6f39a8bddb5bbca72c5a6d065bf48cc50bc5fd6afa32e9fdd69ea68a7.pdf)：document - [Resilon® Polyurethane --Landing Page](https://www.parker.com/eps/resilon)：document - [Webinar On-Demand: A Deep Dive into Shock Absorber Sealing](https://www.parker.com/us/en/divisions/engineered-polymer-systems-division/industries/automotive-and-transportation/shock-absorber-seals/webinar--a-deep-dive-into-shock-absorber-sealing-systems0.html)：document - [Zero Leak Rod Seal Package - EPS 5222](https://hypher.com.cn/library-assets/71f3888c07301154f685705daa56eca36295bbf7fac8d3ee044fe2d42fcebeb3.pdf)：document - [查看目录](https://hypher.com.cn/library-assets/fc22e610a8f88951436a1dbe8c599f8ae07ddbc1d8c6959bd81d52763afd9b4a.pdf)：document 资料来源：[原始系列资料](https://ph.parker.com/cn/zh/product-list/single-acting-u-cup-style-rod-seal-for-hydraulic-applications-bt) 价格、库存和交期请联系上海海费确认。更多型号和资料见 [完整系列页面](https://hypher.com.cn/products/sealing/single-acting-u-cup-style-rod-seal-for-hydraulic-applications-bt)；[联系技术支持](https://hypher.com.cn/contact)