P307 Automatic Protein Bar Extruder Machine The P307 Protein Bar Extruder Machine is engineered for continuous, fully automatic forming of protein bars, energy bars, date bars and cereal bars. With a single-button start-up and an intuitive PLC touch panel, operators can switch between recipes within minutes — no specialist skills required. Key Selling Points Fully Automatic Forming: One-touch start automatically feeds, extrudes and cuts bars at a steady 60 pcs/min, greatly