The paraffin, starch, and silane are the three types of sizings in fiberglass fabric industry. The dewaxing treatment on fiberglass fabric is necessary for improving the adhesion performance of fiberglass fabric with coating material like such as neoprene rubber. The dewaxing treatment is the process to weave of the twisted yarn under high temperature. The area weight of fiberglass fabric is from 48g/m2 to 1000g/m2.