Aggressive liquid/water pump mechanical seal Ceramic/Graphite/SiC d36 h57 on shaft 20 mm

Aggressive and hot liquids mechanical carborundum-ceramic-graphite seal on 20 mm fecal pump (W3000) rotor shaft. The outer body diameter is 34 mm, the diameter of the stationary ceramic/SIC rings (in elastic band) is 35 and 36 mm, the total height with the rings ~57 mm. Suitable with industrial pumps