This valve used for cutting off or connecting media of pipes, can also be used for regulating and controlling fluid, with some features following
1、 small fluid resistance
2、 thrust bearing reduce friction of valve stem, make valve stem work stability and flexibility \
3、 good sealing of valve seat, use PTFE flexible material sealing ring, structure easy to sealed
4、 reliable sealing of valve stem
5、 PTFE material, with self-lubricating, small friction with ball body, long using life
