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SIGRAFLEX® UNIVERSAL PRO

SIGRAFLEX® UNIVERSAL PRO is an adhesive-free graphite sealing sheet reinforcements. The made from flexible graphite foil with one or two tanged 316 (L) stainless steel sealing sheet is impregnated to reduce leakage and improve handling.

Service

For all common pipework and vessel flange designs
Recommended for one-piece gaskets up to 1500 mm outside diameter; for diameters over 1500 mm for example two-layer
structures with segmented sections andstaggered joints
For internal pressures ranging from vacuum to 100 bar
For corrosive media
Suitable for a broad range of temperatures from – 250 °C to approx. 550 °C under
consideration of the chemical resistance; for applications at more than 450 °C, users
should request our advice
Gaskets for the chemical, petrochemical and refinery industries
Steam pipework in power stations and heating facilities
Existing plants

Material Properties

Color

Black/gray, blue printed

Thickness

1.6 mm

Sheetsize

1.5 x 1.5 / 1.0 x 1.0 m

Typical Physical Properties

Density

1.0 g/cm³

ASTM F36A Compressibilty

35 – 45 %

ASTM F36A Recovery

15 – 25 %

BS 7531 Residual Stress

> 45 N/mm²

Maximum Temperature

550 °C

Maximum Pressure

Vacuum up to 100 bar

Ash content of graphite (DIN 51903)

< 2.0 %

Total chloride content

< 25 ppm

Gaskets Constants

m (ASME)

2.5

Y (ASME)

2000 psi

Approvals and test reports

API 6FB Fire Safe
TA Luft
DVGW
BAM
Blow-out resistance (TÜV at 2.5 times
the nominal pressure)

SIGRAFLEX® UNIVERSAL PRO

SIGRAFLEX® UNIVERSAL PRO is an adhesive-free graphite sealing sheet reinforcements. The made from flexible graphite foil with one or two tanged 316 (L) stainless steel sealing sheet is impregnated to reduce leakage and improve handling.

Producttype

Certificates

Pressure

Temperature

Service

Material Properties

Typical Physical Properties

Gaskets Constants

Approvals and test reports

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