Protection Ring B
This is protection ring B for the shaft end sealing, applicable for the SICOMA series mixers.
Installation position: put the two pairs against to each other to lock the spindle.
Function: Grinding with protective ring A; Playing the role of blocking the mortar.
This is an essential part of the shaft end sealing, and there are several specifications, hexahedron/tetrahedron / 135/145, etc.