... B. Automatic control, temperature plastic, the temperature is accurate, acrylic materials can be reused, no defects, fast, time saving ... & blowing, so to make any shapes of acrylic workpieces.4. Mobile controller makes operation visible and more convenient.5. ... is a necessary equipment for making acrylic light box, acrylic lighting-letter, acrylic channel letter, acrylic sign macking. It's an economic ...