Description
Double jacket gasket with soft pliable core, surrounded by a metal jacket that totally or partially encloses the filler material. Partition bars can be incorporated , integrally or welded into the gasket.

Typical applications:
> Heat exchangers
> Gas mains
> Boiler and fues
> Pumps.
> Valve bonnets

Materials:
Jackets: Soft iron, low carbon steel, stainless steel, nickel, copper, aluminium, brass, titanium, monel, etc.
Filler: Expanded graphite, ceramic, PTFE, etc.

Metal Jacketed Gasket Normal Shapes

How to order?
To industry, national and international standards, or customer specification.
Materials of jacket and filler selected to suit operating conditions.

Tolerance

The gasket thickness tolerance is (+0.03 inch., -0.000 inch) (+0.8mm, -0.0mm)

(1). For gaskets NPS 1/2 through NPS 24, the outside and inside diameter tolerances are +0.06 inch, -0.0 inch (+1.5mm, -0.0mm);

(2). There are no Class 400 flange for NPS 1/2 through NPS 3 (Use Class 600);

(3) .There are no Class 600 flanges for NPS 1/2 through NPS 2-1/2 (Use Class 1500);

(4). There are no Class 2500 NPS 14 and larger