XB550

Density

G/cm³

1.8±0.2

Aging coefficien

≥

0.9

Loss on ignition

%≤

28

Compression rate

%

7-17

Springback rate

%

≥45

Crosswise tensile strength

Mpa

22

Causticity

non-corrosive

Creep relaxation rate

%

50

Limpness at normal temperature

Curved for 180° at a pole with a diameter for 12 times thick of sample nominal, the sample cannot be damaged with flaws etc.

Leakage rate of nitrogen

ML/h·mm≤

500

The highest usage temperature

℃

550

Vapor pressure

Mpa

13-14

Suitable medium

Non-oil, non-acid

Remarks: asbestos rubber sheet with thickness over 3mm, no test on tensile strength.