... . Automatic control, temperature plastic, the temperature is accurate, acrylic materials can be reused, no defects, fast, time saving ... stable and durable.3. Integration functions of heating and softening acrylic sheet & compress & sucking by vacuum & blowing, so ... is a necessary equipment for making acrylic light box, acrylic lighting-letter, acrylic channel letter, acrylic sign macking. It's an ...