行业组件数据 · 2026

润滑脂注入端口

Grease injection ports are specialized fittings that allow controlled lubrication of tail skin seals in industrial machinery.

技术定义与适配语境
典型 润滑脂注入端口 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

Grease injection ports are precision-engineered components designed to facilitate the controlled delivery of lubricating grease into tail skin seals. These ports typically consist of a threaded body with a check valve mechanism that prevents grease backflow and contamination. They serve as critical maintenance access points in sealing systems, enabling periodic lubrication to reduce friction, prevent wear, and extend the operational lifespan of rotating or sliding seals in machinery.

组件规格

定义
Grease injection ports are precision-engineered components designed to facilitate the controlled delivery of lubricating grease into tail skin seals. These ports typically consist of a threaded body with a check valve mechanism that prevents grease backflow and contamination. They serve as critical maintenance access points in sealing systems, enabling periodic lubrication to reduce friction, prevent wear, and extend the operational lifespan of rotating or sliding seals in machinery.
工作原理
Grease injection ports operate on a pressure-activated valve principle. When a grease gun is attached and pressure is applied, the internal check valve opens, allowing grease to flow into the sealed cavity. Once pressure is released, the valve closes automatically, preventing grease leakage and external contaminants from entering the system. This maintains consistent lubrication levels and protects the integrity of the tail skin seal.
材料
Typically manufactured from corrosion-resistant materials such as stainless steel (AISI 304/316)brassor plated carbon steel. Seals and valves may incorporate nitrile rubber (NBR)fluorocarbon (FKM)or PTFE components for chemical resistance and durability.
Valve Type
Spring-loaded ball check valve
Thread Size
M6x1, M8x1.25, 1/4" NPT, or custom
Pressure Rating
Up to 10,000 psi (690 bar)
Grease Compatibility
NLGI Grade 1-3, lithium, polyurea, or synthetic greases
Operating Temperature
-40°C to 150°C (-40°F to 302°F)
标准
ISO 6149DIN 3402

行业分类与别名

润滑脂注入端口 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Contaminant ingress through damaged valve->Seal contamination and accelerated wear->Regular inspection and use of protective caps when not in use
Excessive pressure during grease injection->Seal rupture or deformation->Use pressure-regulated grease guns and follow manufacturer specifications

工业生态与工程逻辑

0
Over-greasing can damage seals
1
Contaminated grease causing system failure
2
Thread stripping during installation
3
Valve failure leading to grease leakage

合规与检测

tolerance
±0.1mm on critical dimensions, thread tolerance per ISO 965
test method
Pressure testing per ISO 6149, leak testing with helium mass spectrometry, material verification per ASTM standards

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来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

How often should grease injection ports be used on tail skin seals?

Frequency depends on operating conditions, but typically every 500-1000 hours or as specified by the machinery manufacturer. High-speed or high-temperature applications may require more frequent lubrication.

Can different grease types be mixed through the same injection port?

No, mixing incompatible greases can cause chemical reactions that degrade lubrication properties. Always flush the system thoroughly when changing grease types.

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CNFX Industrial Component Index · 机械和设备制造

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初步技术归类
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URN:CNFX:ME:UNIT:GREASE_INJECTION_PORTS