Fritsch® Gassing lid with 2 valves 250 ml silicon nitride Lid fits the

Gassing lid silicon nitride with steel socket with 2 valves and sealing ring By using this special lid (incl. sealing ring) on a silicon nitride grinding bowl with 250 ml volume, the grinding bowl can be used for grinding under inert gas and for mechanical alloying. Two valves ensure simple and safe filling of the bowls with inert gas while they are firmly clamped in the mill. A special additional clamping system is required for gas-tight removal and transport, article number 90.1400.00