Stoppers

ptfe washers BOLA Glass Flange Metal Adaptors, Silicone, PTFE

Made of PTFE and silicone, circular PTFE collar facilitates assembly and assures exact placement of the gasket. The elasticity for expansions and contractions is given by a special kind of silicone which is placed behind PTFE sealing lips. Universal chemical resistance since the product is only exposed to PTFE.

ptfe ground joint stopper BOLA Stoppers, PTFE
Made of PTFE, with ground joint and sealing rings on the outside; knurled or hexagonal grip. Compared with glass stoppers, they are easily removable and can be used without grease. The stoppers can expand under heat which might lead to a breaking of the ground joint sockets.

 

ptfe ground joint adapters BOLA Ground Joint Adapters, PTFE
Made of PTFE, socket in cone, with sealing rings on the outside and knurled grip.

 

 

ptfe joint reducers BOLA Ground Joint Reducing Set, PTFE
Made of PTFE, consisting of reducing rings graduated as follows:NS 14 – NS 19 – NS 24 – NS 29 – NS 34 - NS 45 and NS 60.