特种垫圈和垫片：铜密封垫片、高温石墨、塑料绝缘垫圈。工业应用的定制尺寸。
Copper Sealing Gaskets: Custom Size Manufacturing
铜密封垫片用于需要优异密封性能的高压高温应用。
High Temperature Graphite Gaskets and Fasteners
高温石墨垫片紧固件对于排气系统、工业炉、蒸汽系统等应用至关重要。
Plastic Insulated Washers: Electrical and Chemical Isolation
塑料绝缘平垫圈和塑料绝缘间隔螺母提供不同金属之间的电气隔离，防止电偶腐蚀，并在高压应用中提供电气绝缘。
Specialty Washer and Gasket Material Selection
| Material | Max Temp | Chemical Resistance | Common Applications |
|---|---|---|---|
| Compressed Fiber | 260°C | Moderate | General purpose, water, steam |
| Flexible Graphite | 450°C (air) / 650°C (inert) | Excellent | Exhaust, high-temp flanges |
| PTFE (Teflon) | 260°C | Excellent (except alkali metals) | Chemical, pure media |
| Copper | 400°C (intermittent) | Good (petroleum, mild chemicals) | Oil/gas, hydraulic, refrigeration |
| Nylon 6/6 | 105°C | Moderate (bases attack) | Electrical isolation, general |
| PEEK | 250°C | Excellent | Aerospace, medical, chemical |
| Silicone | 200°C | Good | Food grade, medical, flexible seals |
Frequently Asked Questions
垫片和垫圈有什么区别？
垫圈是配合螺栓/螺母使用的载荷分布硬件组件。垫片是密封元件，用于两个平面（如法兰）之间防止泄漏。
塑料垫圈可以在高温下使用吗？
标准尼龙垫圈限温105°C。更高温度下使用PTFE（260°C）、PEEK（250°C）或石墨（450°C+）。
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