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GRAPHITE
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Graphite laminate SLS

Sealing materials: Graphite laminate SLS

Material with smooth metal plate insertion that provides easy handling and at the same time excellent sealing with high mechanical resistance at high temperatures and pressures.

Composition

Sealing material composed of graphite having high purity and smooth metal sheet.

Areas of application

High quality sealing material, used in a wide range of industrial applications including steam, hot water, thermal oil, hydrocarbons.

Mechanical properties

			1.0 mm	1.5 mm	2.0 mm
Graphite Layer Density	DIN 28090-2	g/cm3	1.0	1.0	1.0
Graphite Purity	DIN 51903	%	≥ 99.0	≥ 99.0	≥ 99.0
Metallic reinforcement	Metal tangido Thickness Number of sheets	mm	1.4401 / 1.4404 0.05 1	1.4401 / 1.4404 0.05 1	1.4401 / 1.4404 0.05 1
Compressibility ASTM F 36 A		%	40 – 50	40 – 50	40 – 50
Recovery ASTM F 36 A		%	10 – 15	10 – 15	10 – 15
Relaxation by tension DIN 52913	16 h / 50 MPa / 300 °C water temperature adjustment	MPa	≥ 45	≥ 45	≥ 45
KLINGER compression cold / hot 50 MPa	Decreasing the thickness of the 23 ° C Decreasing the thickness of the 300 ° C	% %	42 – 48 2 – 4	42 – 48 2 – 4	45 – 50 2 – 4
Specific leakage rate λ	DIN 28090-2	mg/s x m	< 0.06	< 0.10	< 0.10
Chloride content of the graphite layer	DIN 28090-2	ppm	≤ 40	≤ 40	≤ 40