Asbestos Packing Sleeve washers are superior. This Grafoil flexible graphite sealing material is made from pure, natural graphite flake. These gage glass washers provide a tight seal while maintaining their flexibility and resistance to the harshest environments such a heat, corrosion, and aggressive materials. With a superior sealability under low flange loads. High surface conformity, and an unlimited shelf life. Grafoil gage glass washers have a temperature range up to 800° F. We have two major brands Bishop and Challenge
30 x 30mm
30 x 31mm
31 x 33mm
Gauge Glass Washer Sizing Chart:
A � Inside Dimension of Washer,
B � Outside Dimension of Washer,
C � Thickness of Washer

Asbestos Packing Sleeve washers are superior. This Grafoil flexible graphite sealing material is made from pure, natural graphite flake. These gage glass washers provide a tight seal while maintaining their flexibility and resistance to the harshest environments such a heat, corrosion, and aggressive materials. With a superior sealability under low flange loads. High surface conformity, and an unlimited shelf life. Grafoil gage glass washers have a temperature range up to 800° F. We have two major brands Bishop and Challenge
30 x 30mm
30 x 31mm
31 x 33mm
Gauge Glass Washer Sizing Chart:
A � Inside Dimension of Washer,
B � Outside Dimension of Washer,
C � Thickness of Washer