Volzhsky,
Volgograd region, K. Nechaeva Street,
6 "b" Volzhsky Chemical Complex
E-mail: vh1999@mail.ru

novaphit® EXTRA

 

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novaphit® EXTRA is a thermally expanded graphite material reinforced with a stainless steel twill mesh (1.4301 / AISI 304). It perfectly withstands dynamic loads of both thermal and mechanical nature.

Specifications:

Name of indicators (for a thickness of 2 mm.)

Значение

Density, g/cm3

1,2

Compressibility, %, not less than

40

Recoverability,%, not less than

10

Ultimate tensile strength lengthwise, MPa, not less than

8

Tensile strength broadwise, MPa, not less than

7

Maximum allowable pressure, MPa (kgf / cm2, bar)

20,0 (200)

Temperature range, оС

from -240 to +550

Thickness, mm

0.8, 1.0, 1.5, 2.0, 3.0

Sheet dimensions, mm

1500х1500

 

General information

 

Elastomer:

Tolerances:

Non-stick coating:

Identification color:

Dimensional tolerances:

free of organic elastomers

-

No coating

graphite

according to DIN 28 091-1 standards

 

 

 

 

 

 

 

 

Physical characteristics (thickness DIN 28090-2 [g/cm³] 1.50 sample 2.00 mm)

Name of indicators

Technical documentation

Physical unit

 

Value

Density

DIN 28 090-2

[g/cm³]

1,20

Tensile strength

DIN 52 910

 

 

Lengthwise

 

[N/mm²]

8

Broadwise

 

[N/mm²]

7

Compressive strength  σdE/16

DIN 52 913

 

 

175°C

 

[N/mm²]

             46

300°C

 

[N/mm²]

45

Compressibility

ASTM F 36 J

[%]

40

Recoverability

ASTM F 36 J

[%]

10

Cold shrinkage ratio eKSW

DIN 28 090-2

[%]

40,0

Cold volume recovery ratio eKRW

DIN 28 090-2

[%]

4.0

Hot shrinkage ratio eWSW/300

DIN 28 090-2

[%]

2,5

Hot recovery ratio eWRW/300

DIN 28 090-2

[%]

3,0

Recoverability  R

DIN 28 090-2

[mm]

0,060

Specific gas permeability

DIN 3535-6

[mg/(m•s)]

£ 0,250

Specific gas permeability l2,0

DIN 28 090-2

[mg/(m•s)]

£ 0,250

Resistance to the environment

ASTM F 146

 

 

ASTM IRM903

5hour./150°C

 

 

Weight change

 

[%]

33

Change in thickness

 

[%]

5

ASTM Fuel B

5hour./23°C

 

 

Weight change

 

[%]

33

Change in thickness

 

[%]

5

Chloride content (water soluble)

FZT PV-001-133

[ppm]

≤50