piston packing

基本解释

Basically, this compressor is not in the oil cylinder, the piston ring and packing usually PTFE.
这种压缩机气缸中基本上不含油，其活塞环和填料一般为聚四氟乙烯。
blog.sina.com.cn
This kind of air compressor cylinder basically does not include any oil content in, the piston ring and packing is commonly ptfe.
这种空压机气缸中基本上不含油，其活塞环和填料一般为聚四氟乙烯。
Based on the analysis of the failure cause of piston packing ring, air valve and unit pipeline vibration, the methods to solve are proposed.
本文在分析了由活塞密封环、气阀及机组管道振动引起压缩机产生故障原因的基础上，提出了相应的解决办法。