... EMM097-30 (Three components) Full Automatic End Cover Foaming Machine 1,Features:1,Mixing ... for components, if beyond setting range, machine stop injection automatically and alarm2.8Flow control2.9 Filter ... on mix head control: foaming, stop foaming, cleaning, emergency stop…l Mix head can moved forward ... max. compressed air input pressurel Two manual stop valves installed exit (side one for sewage) ...