-- Weight increase rate: <=15%
-- Thickness increase rate: <=12%
-- Weight increase rate: <=20%
-- Thickness increase rate: <=15%
Flexibility: No cracks
Density: 1.6-2.2g/cm³...

Maximum operating temperature: 250°C
Maximum operating pressure: 5.0MPa
Tensile strength in lubricating oil: ≥9MPa
Tensile strength in kerosene: ≥7MPa
Loss on ignition: -
Density: 1.6 - 2.0g/cm³...

Maximum operating temperature: 300°C
Maximum operating pressure: 5.0MPa
Tensile strength in lubricating oil: ≥10.8MPa
Tensile strength in kerosene: ≥7.9MPa
Loss on ignition: -
Density: 1.6 - 2.0g/cm³...

Maximum operating temperature: 400℃
Maximum operating pressure: 4.0MPa
Tensile strength in lubricating oil: ≥26MPa
Tensile strength in kerosene: ≥14.7MPa
Loss on ignition: ≤23%
Density: 1.6 - 2.0g/cm³...

Maximum operating temperature: 510℃
Maximum operating pressure: 5.49MPa
Tensile strength in lubricating oil: ≥14.7MPa
Tensile strength in kerosene: ≥9.8MPa
Loss on ignition: ≤23%
Density: 1.5 - 2.0g/cm3...

Horizontal Tensile : 10
Density: 1.6 - 2.0g/cm³
Compression rate: 12% ± 5%
Rebound rate: ≥40%
---- Surface change: No bubble,no leak
---- weight-increasing%≤: 50...

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