Nsinseal® Insulation Gaskets
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Ningbo Sunwell Sealing Materials Co.,ltd.
Add: No.16th Hengpeng Rd, Henghe Industrial Zone, Cixi, Zhejiang, China.
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Home > Products > Gaskets > Flange Insulation Gasket Kits > Nsinseal® Insulation Gaskets

Nsinseal® Insulation Gaskets

Nsinseal® Insulation Gaskets

The Nsinseal® Insulation Gaskets Kits, Extreme high reliability sealing and insulating solution for all critical services. The Flange Insulation Kits seals and insulated at all pressure classed including API 15,000 psi sservice
Nsinseal® Insulation Gaskets
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Nsinseal® Sealing Gasket is special designed for flange sealing and insulating in all critical services. It's suitable for raise face, flat face and RTJ flanges in all pressure classes even API 15000 psi services.

The Nsinseal® Sealing Gaskets has been used in all over the world because of the superior sealing characteristics and excellent dielectric properties.


The gasket material incorporates high strength, glass reinforced epoxy laminated bonded to a stainless steel core. This provides the strength of a traditional metallic gasket while maintaining complete electrical insulation between the flange faces. Seal grooves are machined through the laminate insulating material and into the stainless steel core which provides a strong base for the seal to seat into the breaks the potential leak path that is inherent in glass laminate materials. Spring energized PTFE internal face seals and installed in the dovetail shape seal groovers to provide the reliable sealing.

Stainless Steel Core:

The SS core is SS316L. Special mateirals such as Duplex. Inconel, etc can be made according to the requirements.


Glass Reinforced Epoy:

The standard glass reinforced epoxy material is NAME G10, G11 is avaiable when the temperature requirement is higher.



G10 Bonded

G11 Bonded

Dielectric Strength Volts/Mil



Compressive Strength psi



Water Absoprtion %



Flexural Strength psi



Tensile Strength psi



Operating Temp oF



Operating Temp oC



Sealing Materials:

Operating Temp












More information about the Flange Insulation Kits, Please contact with SUNWELL.



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