Easy-Clean Sigma Mixers & Extruders for Hazardous Areas Processing hazardous, reactive, or high-energy materials leaves no margin for compromise. Equipment must deliver controlled mixing, operator protection, and efficient cleanability—every cycle, every batch. The Easy-Clean Sigma Mixer Extruder by PerMix is purpose-engineered for hazardous-area operation, combining high-torque sigma blade mixing with integrated extrusion and a design […]