The opening and closing member of the PTFE lined stop valve is a plug-shaped valve flap, and the sealing surface is flat or tapered, and the valve flap moves linearly along the center line of the fluid.
Electric wafer soft sealing butterfly valve uses the integration structure, it can be operated by the input single (4 ~ 20 mA DC, 0 to 10 v DC or1-5 v) and the single-phase power supply, it has strong function, small volume, light and pleasant, reliable p