Spiral wound gaskets

Spiral wound gaskets are used in challenging high pressure  environments. They have proven to offer exceptional safety up to temperature limits of for example 1000°C with ceramic fillers and, depending on matierals, pressure limits of up to 320 bars.

The spring-back properties compensate for the component expansion differences associated with pressure and temperature fluctuations and prevent the resulting sealing gap. This guarantees a reliable sealing function under harsh conditions.

Gasket dimensions
Spiral gaskets for DIN and ASME flanges, special dimensions up to 3000 mm
Pressure range: PN 10 to PN 320, Class 150 to 2500
Gasket thickness: unpressed 4.5 mm (standard), pressed 3.4 mm. Other gasket thicknesses on request.
Center and inner ring: 3 mm (standard), other sizes on request.

Additional Shapes
Production of spiral-wound gaskets for heat exchangers or covers with an oval shape is possible

Operating temperatures

Material Guide

Advantages:
  • High chemical resistance.
  • Usable for many applications in the pharmaceutical and food industries.
  • FDA approved.
Disadvantages:
  • Prone cold flow/creep.

  • Installation handling requires a high degree of attention. It is hence advised that the installation is carried out by a specialist.

Advantages
  • High chemical resistance.
  • High thermal resistance.
Disadvantages:
  • Installation handling requires a high degree of attention. It is hence advised that the installation is carried out by a specialist.
Advantages:
  • High resistance to heat.
  • High chemical resistance.
Disadvantages:
  • Installation handling requires a high degree of attention. It is hence advised that the installation is carried out by a specialist.
Advantages:
  • Excellent heat resistance.
  • Good chemical resistance.
Disadvantages:
  • Installation handling requires a high degree of attention. It is hence advised that the installation is carried out by a specialist.

Brochure

The brochure for this product can be downloaded here.

Download Area

Here you can find more information about our products and materials.

  • Certificate
  • Test instruction
  • Technical data sheets

Shelf life

This document gives you information about the storage time after receipt of the articles from NT K + D AG. It is also used for orientation and to avoid failures after installation.

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