The filler tape of spiral wound gasket usually is flexible graphite tape.
Flexible graphite tape (expanded graphite tape) is the mainly filler tape of spiral wound gasket, this tape was cut from flexible graphite rolls, the width usually from 3mm to 100mm ,or other size below 1500mm.
This graphite tapes also can use for making graphite died form ring or metal double jacketed gasket.
Data Sheet | |
Density | 1±0.05g/cm3 |
Width | 3mm-100mm |
Length | 50m or 100m |
Tolerance of thicknss | ±0.03mm |
Ash content | <0.42% |
Carbon content | >=98% or 99.5% |
Tensile strength | 4.5Mpa |
Compressibility | 54.73% |
Resilience rate | 10.21% |
Ignition loss 450°C | <= 1% |
Ignition loss 600°C | <= 20% |
Chlorine content | <30ppm |
Sulfur content | <750 ppm |
