Manufactured from expanded graphite sheet with tanged (perforated) of 0.18mm ~ 0.25mm thick carbon steel & 08F tinplate inserted reinforcement. It is best material for cylinder head gasket, exhaust gasket and other engine gasket seal.

Composite Type:
Expanded Graphite + Steel + Expanded Graphite
Expanded Graphite + Steel + Expanded Graphite + Steel + Expanded Graphite 
Steel + Expanded Graphite
Steel + Expanded Graphite + Steel

Product Data Sheet:
Density: 1.30~1.45g/cm3
Carbon Content: 98% Min.
Compressibility: 15% Max.
Recovery: 55% MinASTM F146 3# OIL 150 C × 5h
Thickness increase: 15% Max
Weight increase: 10% Max
ASTM F146 Fuel B R.T × 5h
Thickness increase: 10% Max
Weight increase: 10% Max

Standard Sheet Size:
500mm x 1000mm
500mm x 1200mm
500mm x 1500mm
510mm x 1016mm
510mm x 1530mm
1000mm x 1000mm
1000mm x 1500mm
Thickness: 1.0mm ~ 2.5mm
The other size and thickness are optional or according to the requirements of customers.