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Gasket Materials for Energy Control

Polytech Reticulated urethane foams from Polymer Technologies

Keeping gas, liquids and noise properly contained can be a challenge. To help increase your application efficiency and reduce acoustical leaks, we supply POLYTECH® gasket materials made from an array of polymers, including PVC, polyurethane, neoprene, silicone, and blends to meet your needs.

Our gasketing materials are suitable for use in a variety of industries including HVAC, power generation, mass transportation and medical, to name a few. Our expert team of engineers are ready to help you select the correct POLYTECH® gasket material to solve your energy management problem. Bring us your most complex issues, and we'll provide a solution to meet your project objectives.

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POLYTECH® Vinyl Nitrile Foam (PVN)

POLYTECH® Vinyl Nitrile (PVN) is a Vinyl/Nitrile/Neoprene closed cell foam is designed for use as a gasket or seal in a variety of environments. It offers excellent resistance to gasoline and other aliphatic hydrocarbons.

POLYTECH® Vinyl Nitrile Foam (PVN) Return to top
  • Typical Density: 3-5 lb/ft³
  • Temperature Range: -40°F to +200°F
  • Flammability: UL94 V0 and UL94 HF-1

Applications typically include gaskets and seals in a variety of engine enclosures and equipment.

POLYTECH® High-Density Polyurethane Foam Grade (PHU)

POLYTECH® High-Density Polyurethane Foam Grade (PHU) is a low modulus open cell polyurethane foam. It behaves like a closed cell foam product when compressed and is an excellent gasket seal. This material has a significantly lower compression set than typical closed cell foam gaskets.

POLYTECH® High-Density Polyurethane Foam Grade (PHU) Return to top
  • Typical Density: 15 lb/ft³
  • Temperature Range: -45°F to +212°F
  • Flammability: UL94 HBF; FMVSS302

Applications typically include gaskets and seals around equipment doors as well as mounting and protective pads.

POLYTECH® Neoprene Blend Foam (PNB)

POLYTECH® Neoprene Blend Foam (PNB) is a Neoprene/EPDM/SBR closed cell blend foam with good resistance to weather, oxidation, and ozone. This is an economical closed cell foam for a variety of uses.

POLYTECH® Neoprene Blend Foam (PNB) Return to top
  • Typical Density: 5-7 lb/ft³
  • Temperature Range: -70°F to +200°F
  • Flammability: UL94HF1

Applications typically include gaskets and seals in a variety of engine enclosures and equipment.

POLYDAMP® Low Permeability Foam (LP-18)

POLYDAMP® Low Permeability Foam (LP-18) is a soft, ether-based polyurethane foam with low permeability but quick recovery. It is an excellent low-cost alternative to traditional closed cell foams in applications where moisture and air need to be retained.

POLYDAMP Low Permeability Foam (LP-18) Return to top
  • Density: 2lb/ft³
  • Temperature Range: -40°F to +225°F
  • Meets impermeability tests – Ford B0112-03 and GM6068M

Applications typically include radiator seals and various gasketing applications within an engine environment.

POLYTECH® Silicone Foam grade 800 or 1000 (PSL)

POLYTECH® Silicone Foam grade 800 or 1000 (PSL)is a soft cellular silicone foam that is extremely resilient to mechanical fatigue and has high compression set resistance. It also has Excellent Flame Spread and Smoke Density values.

POLYTECH® Silicone Foam grade 800 or 1000 Return to top
  • Density: 800 grade - 20lb/ft³; 1000 grade - 12lb/ft³
  • Temperature Range: -67°F to +392°F
  • Flammability: UL94 V0; UL94 HF-1

Applications typically include transportation, medical and other highly demanding applications.

Sometimes a complex problems requires an out-of-the-box solution.

We will work with you to develop custom gasket materials to meet your needs.

Contact us today for your custom solution.

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