垫片密封

聚四氟乙烯内衬直管，套管，弯头，三通，四通，大小头，筒体，空压机-制氧机-活塞环、密封圈和汽配封圈。

gasket

gasket

seall by duplex wedge-like gasket

gasket

flange gasket

rubber gasket of application valve

gasket

flexible graphite gasket