... automatic plastic vacuum forming machine 1.Do not have upper and lower die alignment, in-situ natural plastic, no waste, a simple time-saving ... plastic, cooling, an automatic shape.B. Automatic control, temperature plastic, the temperature is accurate, acrylic materials can be reused, no defects, fast, time saving ... Pneumatic door of heating box, energy saving and high efficiency.6. 2 indivicual heating ...