Features: The screw adopts the gradient type single screw design, which is specially designed for the polylactic acid and corn starch melting. At the same time, it can be opened and vented according to the speciality of the material. The three-roll calendering is formed, and the temperature of the roller can be adjusted by the mold temperature machine. No paste, the product molding surface has good color, good toughness, the thickness is measured by the dial gauge, and the winding is automatically tensioned.

佳德PLA降解片材擠出機生產線工藝原理：PLA料玉米淀粉料→單螺桿擠出機：原料融熔塑化→ 快換過濾網→擠出模頭成型擠出 → 立三輥壓光機 → 冷卻定型裝置→ 切邊機構→牽引傳送→ 自動張力收卷.