Toasty Warm and Dry

Temperature feedback methods and line stoppage are other issues to consider. The more precise noncontact methods of temperature feedback are more expensive, Alimena points out. He also comments, "If the web stops under heaters emitting intense energy, the product can be damaged and a fire can even start. To avoid these problems, converters need to consider the types of elements they choose for their drying processes." Similarly, Glenro offers rapid-response elements that interlock with controls, turning the heaters off automatically when the line stops, cooling the elements instantly.