PTFE fiberglass oven liner choose kinds of imported fiberglass fabric, coated with imported PTFE and are by special process. PTFE fiberglass oven linerMain capability and characteristics: 1). Hardly ... .13mm, advanced black-grey grill; 5. mesh grill, such as 1*1mm mesh size, 2*2mm, 4*4mm, 10*10, etc. PTFE fiberglass oven liner