compressed non-asbestos fiber gasket sheet

Physical Property

GB/T3985-2008

Item

XB150

XB200

XB250

XB300

XB350

XB400

XB450

XB510

Thickness

0.4  mm - 6.0  mm

Density

1.8~2.0  g / cm 3

Burning Loss ≤

30%

30%

28%

Rebound degree

40

40

45

Pressure   MPa

1.5-2

2-3

3-4

4-5

7-8

8-9

11-12

14-15

Tensile Strength  ≥

5 MPa

6 MPa

7-8 MPa

9 MPa

12 MPa

15 MPa

19 MPa

22 MPa

Steam Airtightness

with the
temp of
150-170
and the
pressure
of 1.5-
2MPa,
Keep for
30 min
without
puncture

with the
temp of
200-220
and the
pressure
of 2-
3MPa,
Keep for
30 min
without
puncture

with the
temp. of
250-270
and the
pressure
of 3-4
MPa,
Keep for
30 min
without
puncture

with the
temp of
300-320
and the
pressure
of 4-
5MPa,
Keep for
30 min
without
puncture

with the
temp. of
350-370
and the
pressure
of 7-
8MPa,
Keep for
30 min
without
puncture

with the
temp. of
400-420
and the
pressure
of 8-
9MPa,
Keep for
30 min
without
puncture

with the
temp. of
450-470
and the
pressure
of 11-
12MPa,
Keep for
30 min
without
puncture

with the
temp. of
510-550
and the
pressure
of 14-
15MPa,
Keep for
30 min
without
puncture

Aging Coefficient ≥

0.9

Compressibility %

12 ± 5

Stress-relaxation≤

50

Pliability

No Crack

P.S

Available   with   Wire / Metal   Mesh   Reinforced or   Graphite   Coated