Bleaching is seen on main diaphram and Center diaphram and PTFE sheet surface rubbing Caspar is the amountOur standard valves (VD-integrated Diaphragm valves) compared to equivalent below.
Rubbing dregs amount of bleaching and PTFE seat surface seen in the main diaphragm and the center diaphragm equal to or less than compared with our standard valve (VD type integral diaphragm valve).
The amount of the friction sheet and the surface of the PTFE albinism in the center of our standard valve diaphragm and diaphragm (VD type diaphragm valve compared with equivalent to the following. At