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expanded graphite roll sheet

expanded graphite roll sheet

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Specifications

1.Material:graphite
2.PH range:0-14
3.working temperature: -200-800 deg.
4.Application:pump,valves etc

Detailed Introduction


Made from exfoliated graphite flake and is produced through an extensive calendaring process to give a thin flexible foil with no binder or resins. Expanding under high temperature and then rolling. It has the characteristics of high temperature resistance, corrosion resistance and good elasticity. and is the basic material for making all kinds of reinforced graphite, graphite tapes, packings nd sealing gaskets. Working temperature-200~650oC(in air),-200~3000oC(in non-oxidizing media). Standard Purity 99% Carbon.

Main Properties


Temperature(in air)

Temperature( in non-oxidizing media)

Density(in roll)

Density(in sheet)

Carbon content

Sulphur content

Chloride content

Tensile strength

Compressibility

Recovery

°C

°C

g/cm3

g/cm3

%

PPM

PPM

Mpa

%

%

-200~650

-200~3000

1

1.0~1.5

>99%

<800

<40

4.5

≥40

≥10


Specification



Standard Sheet:
1000mm × 1000mm
1500mm × 1500mm
Thickness : 0.5mm ~ 6.0mm

Standard Rolls:
1000mm × 30M~300M
1500mm × 30M~100M
Thickness 0.2mm ~ 1.2mm


Application


It is widely used in sealing of valves,pumps and expansion joints which are used in oil industry,chemcial industry ,thermoelectric station,nuclear,etc.


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