KLINGER^® Graphite Laminate PSM

The pure graphite gasket with tanged sheet metal insert.

Made of expanded graphite with an 0.1 mm thick insert of tanged stainless steel and featuring adhesive-free bonding, this gasket material is ideal for hot water and steam applications at temperatures of up to 450 °C, in which it displays no change to its physical properties. Furthermore, it is free of resins, impregnations or other organic substances.

Basis composition

Expanded graphite with a 0.1 mm thick tanged stainless steel insert.

Areas of application

This gasket material is ideal for hot water and steam applications at temperatures of up to 450 °C, in which it displays no change to its physical properties.

Industries

General industry / Chemical / Oil & Gas / Energy / Pulp & Paper / Marine / Automotive

Key features

Mechanically bonded tanged stainless steel insert
Free of organic resins or toxic risks
Excellent chemical resistance
Excellent high temperature resistance

Benefits

Stable physical properties over the whole temperature range
Provides excellent adaptability to any sealing surface
Very good tightness
Suitable for steam up to 450°C

Typical technical data for thicknesses 2.0 mm


Density of the graphite layer	DIN 28090-2	g/cm³	1.0
Purity of graphite¹⁾	DIN 51903	%	≥ 99.0
Metallic reinforcement	Tanged metal Thickness Number of sheets	mm	AISI 316 (L) 0.10 1
Compressibility	ASTM F 36 A	%	35 - 45
Recovery	ASTM F 36 A	%	12 - 18
Compression creep DIN 52913	16 h / 50 MPa / 300 °C	MPa	≥ 46
KLINGER cold/hot compression 50 MPa	Thickness decrease at 23 °C Thickness decrease at 300 °C	% %	35 - 45 1 - 3
Specific leakrate λ	DIN 28090-2	mg/s x m	<0.10
Chloride content of graphite layer²⁾	DIN 28090-2	ppm	≤ 40

¹) Nuclear quality with a purity of ≥99,8 available on request
²) Detailed specifications of the used graphite foils are found in our Graphite vademecum, which will be sent to you on request with pleasure

Dimensions of the standard sheets

Sizes	1000 x 1000 mm, 2000 x 1000 mm, 1500 x 1500 mm
Thicknesses	0.6 mm, 0.8 mm, 1.0 mm, 1.5 mm, 2.0 mm, 3.0 mm, 4.0 mm, 5.0 mm, 6.0 mm
Tolerances	Thickness ±5 % Length ±5 mm, Width ±5 mm

Other thicknesses, sizes and inserts on request.

Function and durabilty

The performance and service life of KLINGER gaskets depend to a large extent on proper storage and fitting - factors beyond the manufactor’s control. We can, however, vouch for the excellent quality of our products. With this in mind, please also take note of our installation manual.