... 4. Excellent insulation property Thickness (mm) Width (mm) Length(mm) Density Grade 3.0mm to 200mm 300-1200 ... Sheet Graphite,FG,Bronze,Carbon 15 1000 1000 34.5 PTFE Filled Sheet Graphite,FG,Bronze,Carbon 16 ... Sheet Graphite,FG,Bronze,Carbon 45 1000 1000 103.5 PTFE Filled Sheet Graphite,FG,Bronze,Carbon 50 ... Sheet Graphite,FG,Bronze,Carbon 180 500 500 103.5 PTFE Filled Sheet Graphite,FG,Bronze,Carbon 190 ...