密封的692家公司 ✓ 来自 16 个国家的 B2B 制造商、经销商和供应商 ✓ 提供快速信息和价格的特别服务 ✓
- 氟橡胶O型圈
- FFKM O形圈
- O形圈
- 油田设备密封圈
- 耐油O型圈
- TG油封
垫片(又称密封垫圈)是一种用于填充两个或多个配合表面之间间隙的机械密封元件。其主要功能是在受压时形成可靠的屏障,防止液体、气体、粉尘或化学品泄漏,并阻止外部污染物进入。 核心功能与工作原理 防漏与密封:主要用于管道、发动机或容器中,防止流体(如机油、冷却液或气体)泄漏。 填补不平整:加工后的金属表面并非绝对平整,垫片可通过变形填补这些微观间隙,从而实现完美密封。 抗振与隔离:部分垫片还具有吸收振动、隔离不同介质的作用。 常用材料 根据温度、压力及耐腐蚀性等要求,垫片通常由以下材料制成: 橡胶与硅胶:如丁腈橡胶、氟橡胶等,常用于日常防水及一般机械密封。 金属:如铜、铝或不锈钢,适用于高温高压环境(例如汽车发动机气缸盖垫片)。 非金属材料:如石棉替代品、软木、聚四氟乙烯(PTFE)以及纸质垫片,多用于法兰连接和化工管道。
材料类型:FFKM(全氟弹性体)、NBR(丁腈橡胶)、EPDM(三元乙丙橡胶)、
FKM(氟橡胶)、VMQ(硅橡胶)、HNBR(氢化丁腈橡胶)
硬度范围:邵氏A 40–95(橡胶类材料)
压力范围:可在真空环境至超高压工况下提供可靠密封。
性能特点:优异的耐高温性能、良好的耐磨性、使用寿命长
半导体制造行业
为刻蚀、CVD、PVD、ALD、CMP、晶圆传输系统、真空腔体及气体输送系统提供高性能密封解决方案。
石油与天然气行业
广泛应用于阀门、压缩机、井口设备及输油管道,满足高压和腐蚀性介质的使用要求。
化工与石化行业
用于反应器、储罐、泵、阀门及工艺管道系统,确保危险介质的安全密封。
液压与自动化行业
适用于工程机械、工业机器人及自动化设备,提升设备的稳定性和使用寿命。
食品与制药行业
提供符合FDA和USP标准的卫生级密封解决方案,满足清洁生产需求。
新能源行业
应用于锂离子电池设备、氢能系统、储能设备及光伏制造装备。
航空航天行业
满足极端温度、压力及复杂环境下的长期可靠密封需求。
Every unit is manufactured for a specifi c application. We build units for conveyor belts with fabric or steel cord plies up to a belt width of 3,200 mm. The heating platens and pressure bars we use are made of high-quality special aluminium to give many years of reliable service with a high tensile and bending strength. They are selectively available in the forms rectangular shape or rhombic 16.42°, 22° or 30°.
The electrical heating of the heating platens is realised by flat tube heating elements as well as heating foils. The flat tube heating elements are embedded in stainless steel tubing for protection against rust and moisture. Direct contact of the tubes with the heating platens ensures rapid heating. The heating foils are made of silicone with a temperature resistance up to 220°C. The heat flow is evenly distributed everywhere because the heating foil covers the whole surface.
For rapid cooling, our vulcanizing heating platens are available with optional compressed-air or water cooling system. With the water cooling system the heating platens can be cooled down till 80 °C within 10–15 minutes. The electric controller of our vulcanizing units can be operated alternatively by hand or automatically.
We stock a wide range of spare parts to provide a 24-hour service within Germany. All vulcanizing units are thoroughly tested by qualifi ed specialists prior to delivery, including safety and functional tests according to VDE0100 to ensure the highest standard of quality for our products. Only a perfectly functioning vulcanizing unit ensures a perfectly spliced conveyor belt.
We will be happy to provide a quotation without obligation as well as advice on all aspects of our products.
- 密封 | 密封材料
- 密封
chaozhou city yuedong chemical & light industry corp
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封
- 密封 | 有机硅
BEYOND SEALS was formed in 2004, is a professional manufacturer and supplier of standard & custom industrial rubber products, which including molded rubber products, injection rubber products.Our focus is always to supply the rubber products to our customer with good quality at competitive prices. At the same time, We offer a friendly, speedy and efficient service to our customers, especially, we are a responsible company. There is no competitive advantage to working with a bad or irresponsible company -- at any price. You will never experience this at BEYOND SEALS.We are a service driven company building strong relationships that allow us to meet the requirements of our customers by offering value added solutions.
What we do ?
• We are able to work from print, sketch or existing parts.• Quotes offered In Hours.• Without minimum order quantity, we focus on long term relationship• Single cavity prototype tool to multi production tools designed & made in-house.• Offer compression, injection molding process• 24 hour continuous working per day, 6 days per week to make sure delivery time• All types and colours of rubber available :EPDM, NBR, CR, SBR, NR, SILICONE, FKM(VITON), FMQ, HNBR, XNBR, ACM, PU, ECO, IIR.v
- 密封 | 密封材料
- 密封
- 密封 | 节流阀
With more than 20 years experience,Nanjing Wotian Technology Co., Ltd. exported products to 130 countries and have offered over 3000 solutions. Our 70 engineers R&D team with over 30 years experience on customization is always available to assist you in the most complete solutions. Our main products are Pressure Sensors, Pressure Transmitters, Level Transmitters, Differential Pressure Transmitter. Our standard products are shipped directly from stock. Our specialty is to make customized products for Your Pressure Sensor Solution. We do OEM, ODM for the World's Top 500 Companies. As one of the China pressure sensor products suppliers that own the most complete certificates, we have obtained 20+ quality certification like CE, REACH, ROHS, SIL, SGS, TUV, CNEX, ISO9001, IATF16949 and over 100 Patents.
What We Do
At Nanjing Wotian, our core focus lies in the meticulous production of pressure sensors, heralding a new era of precision and reliability. With a sprawling production capacity exceeding 4 million units annually, our products epitomize quality and craftsmanship. From pressure transmitters to level sensors and temperature sensors, our repertoire encompasses a comprehensive range tailored to meet diverse industrial needs. With factories strategically located in Nanjing and Anshan, we operate from the picturesque Jiulong Lake International Headquarters Base, symbolizing our commitment to both excellence and aesthetics.
Our Goal
Driven by a fervent commitment to customer satisfaction, we endeavor to redefine the landscape of pressure sensor technology. Our mission is not merely to manufacture sensors but to cultivate a culture of innovation that transcends boundaries. With a steadfast dedication to continuous improvement, we embrace the principles of lean management, ensuring that each sensor we produce embodies the pinnacle of quality and performance. Through our pursuit of excellence, we aim to not only revitalize pressure sensor industry but also contribute to the advancement of society, fostering a future where innovation thrives and happiness abounds.
ninboeconomy development technology yulian graphitrseal co.,ltd
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封
shanghai dahong food packing machinery co., ltd.
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封
- 密封 | 密封材料
shanghai no. 2 light industrial machinery factory
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封 | 密封材料
- 密封 | 垫圈
- 密封 | 节流阀 | 密封材料
xinmi zhongyuan special type refractory matter co., ltd.
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封 | 密封材料
zhejiang huatai valve manufacturing co.,ltd
制造商 ✓ 经销商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封
- 密封 | 水封 | 密封件
- 密封 | 密封系统 | 水封
- 密封 | 密封系统 | 平面密封
- 密封 | 密封系统 | 密封供应系统
- 密封
Garlock GmbH Zweigniederlassung Kompressoren Abteilung
制造商 ✓ 零部件供应商 ✓ 服务提供商 ✓- 密封 | 密封系统 | 弹性材料垫片
- 密封 | 密封系统
- 密封 | 密封系统 | 轴承密封件
- 密封
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