Non-metallic

Sigma gaskets

Biaxially orientated PTFE materials

High chemical resistance SIGMA® provides enhanced levels of sealing performance when compared to conventional materials
FDA Compliance Ideal for food industry, pharmaceuticals or electronics
Cryogenic up to 260ºC (500ºF)

Description
Services

+ The latest generation of biaxially orientated PTFE materials.
+ The chemical resistance and dimensional stability of the material ensures total sealing reliability and minimises fugitive emissions.
+ Suitable for sealing virtually every chemical medium across the entire pH range (0-14), SIGMA® pairs the outstanding
chemical resistance of PTFE with enhanced dimensional stability to improve overall material stress retention.
+ The non-stick properties of the SIGMA® range of materials offer excellent removal after usage to dramatically reduce
the downtime on shutdown.
+ Suitable for low bolt load applications.
+ Materials available in a range of different sheet sizes and thicknesses.
+ Available for oxygen service.
+ Easy to handle and cut.