... use in clothing, plastics and other industrial products of printing, hot stamping, drying[Size In Stock]380*380 395*495 400*500 ... grounding 3. Electric heating element has been detailed inspection and drying processing, to be on the safe side, before using it ... , insulation resistance less than 5 m Ω. Should be put in drying oven drying 2-3 hours, temperature 150-400 °C. 5. Working environment ...