DI Dual Plate Check Valve

Applicable medium：Water and neutral liquid
Suitable temperature：- 20 ~ 120 ℃
Application field： Water supply and drainage, water treatment, water conservancy projects, etc.

Product advantages:
1.The sealing surface is smooth and smooth
2.Butterfly plate, valve body sealing surface all through grinding, smoothness and flatness are effectively guaranteed.
3.Static pressure zero leakage
Each valve is pressure tested to ensure that all products can achieve static pressure zero leakage.
4.The rubber inside the valve body is not easy to fall off
The rubber inside the valve body adopts advanced vulcanization technology to ensure the bonding strength between the rubber and the valve body is greater than 1.732mpa, which can effectively avoid the valve seat falling off in the process of use.