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Graphite Composite Sheet
high heat gasket material

Graphite Composite Sheet

Graphite composite plate is a type of sealing material made of spiral metal tooth plate, metal mesh plate, or metal plate combined with pure graphite paper. It offers good corrosion resistance, temperature resistance, radiation resistance, good compression resilience, and high strength.  It is cost-effective and practical sealing material.

Graphite composite board technical specification

(The thickness of Core board 0.2mm, Tooth punching composite, Flat composite)

Testing Item

Unit

Technical

index

Inspection

equipment

Inspection frequency

Inspection

standard

Density

g/cm³

2.4±0.3

scale

1 time/batch

GB/T22308-2008

Compressibility

%


10-35

testing machine

1 time/batch

GB/T20671.2-2006

Recovery

%

≥20

Testing machine

1 time/batch

GB/T20671.2-2006

150℃×5h

Fluid Immersion, # 903 Oil (150℃×5h)

Change in weight

≤25

≤25

Baking box

Scale

1 time/batch

GB/T20671.3-2006

Change in thickness

≤15

≤15

micrometer

1 time/batch

GB/T20671.3-2006

ASTM fuel B,

20-30℃×5h

Change in weight

≤25

≤25

Scale

1 time/batch

GB/T20671.3-2006

Change in thickness

≤15

≤15

micrometer

1 time/batch

GB/T20671.3-2006


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