Catalogue NameCoverDescriptionActions
Gasket Foams (Norseal - Silicone Rubber Solutions)
Gasket Foams (Norseal - Silicone Rubber Solutions)
View or download the Silicone Rubber Solutions / Gasket Foams catalogue for detailed technical information, specifications and material selection guidance. For convenience, we have also listed the available gasket foam products below, with short descriptions to help you quickly identify the most suitable material for your application.
NORSEAL REINFORCED SOLID RUBBER
ProductDescription
3320

General-purpose press pad developed to meet AMS 3320; for temperatures up to 350°F (177°C) and pressures up to 500 psi, with resistance to lubricating oil and excellent compression set resistance.

4032

Thin, flexible and abrasion resistant silicone reinforced solid rubber, typically chosen for flexible gasketing applications.

4420

Specially formulated for thermal stability and long life under extreme heat and pressure for extended dwell times; temperature resistant up to 400°F (204°C) and pressures up to 500 psi.

4444

Designed for improved reversion resistance with special crush-resistant fiberglass; suitable for high-temperature and pressure lamination applications up to 400°F (204°C) and 1,000 psi.

4480

Highly reversion-resistant silicone compound designed for prolonged high-pressure confinement up to 1,000 psi at temperatures up to 575°F (302°C).

NORSEAL SILICONE FOAM RUBBER
ProductDescription
F-12

Low-density silicone foam with modified cell structure for lightweight gasketing and insulation, combining flame retardancy, low toxic gas emissions and excellent compression set resistance; textured on one side.

F-15

Low-density silicone foam with modified cell structure for lightweight gasketing and insulation, combining flame retardancy, low toxic gas emissions and excellent compression set resistance; smooth on both sides.

F-20

Medium-density, finer closed-cell silicone foam offering excellent compression set resistance for aerospace, mass transit, military and electronic applications with demanding smoke, flame and toxicity requirements.

FG20

Medium-density silicone foam with excellent environmental resistance and very low compression set, suitable for indoor and outdoor sealing and gasketing applications.

NORSEAL SILICONE SOLID RUBBER – GENERAL PURPOSE
ProductDescription
300/9030

Specification-grade general-purpose silicone solid rubber; 300 is supplied as sheet goods and 9030 as continuous yard goods, withstanding temperatures from -100°F to +500°F (-73°C to +260°C).

400/9040

Specification-grade general-purpose silicone solid rubber; 400 is supplied as sheet goods and 9040 as continuous yard goods, withstanding temperatures from -100°F to +500°F (-73°C to +260°C).

500/9050

Specification-grade general-purpose silicone solid rubber; 500 is supplied as sheet goods and 9050 as continuous yard goods, withstanding temperatures from -100°F to +500°F (-73°C to +260°C).

600/9060

Specification-grade general-purpose silicone solid rubber; 600 is supplied as sheet goods and 9060 as continuous yard goods, withstanding temperatures from -100°F to +500°F (-73°C to +260°C).

NORSEAL SILICONE SOLID RUBBER – HIGH PERFORMANCE
ProductDescription
9235

High-performance silicone solid rubber providing excellent tensile strength and tear resistance; tougher and more resilient than general-purpose silicone, with a Shore A hardness of 30 and temperature capability from -100°F to +400°F.

9255

High-performance silicone solid rubber providing excellent tensile strength and tear resistance; tougher and more resilient than general-purpose silicone, with a Shore A hardness of 50 and temperature capability from -100°F to +400°F.

SILICONE SPONGE RUBBER
ProductDescription
R10400

Unparalleled flame-retardant silicone sponge with enhanced solvent resistance; available in medium grade and suitable for a range of thicknesses.

R10404

Thermally conductive silicone sponge rubber offering electrical isolation and compression set resistance.

R10450

Silicone sponge with a unique fiberglass-reinforced construction providing improved dimensional stability; available in medium grade.

R10460

Flame-retardant silicone sponge, UL 94 HB/V-1 depending on thickness, with particularly good compression set resistance; available in medium grade.

R10470

General-purpose silicone sponge suitable for most applications; available in medium and firm grades.

R10480

Silicone sponge with extremely low compression set that maintains resiliency even under extended compression; available in soft and medium grades.

R10490

Solvent-resistant fluorosilicone sponge for gasket applications involving fluids that would degrade normal silicone sponge and solid materials; temperature range -80°F to +400°F.