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UL Recognized Gasket Material


Auburn manufactures gaskets, insulators, and pads from these UL Recognized Gasket Materials that have been tested to meet recognized safety standards to be free from reasonably foreseeable risk of fire, electric shock, and related hazards.  Yellow Cards and File Numbers are available upon request.

Material Description UL Recognized
Closed Cell Sponge #SCE41B Closed Cell Sponge SCE41B is a soft density, expanded, cellular rubber composed of a blend of neoprene, EPDM, and SBR ingredients.
UL Recognized, MH16711
UL 94-HF1
UL 94-HBF
MIL-R-6130C PASS
FMVSS-302 PASS
Closed Cell Sponge #SCE42B Closed Cell Sponge SCE42B is a medium density, expanded, cellular rubber composed of a blend of neoprene, EPDM, and SBR ingredients.
UL Recognized, MH16711
UL 94-HF1
UL 94-HBF
MIL-R-6130C PASS
FMVSS-302 PASS
Closed Cell Sponge #SCE43B Closed Cell Sponge SCE43B is a medium density, expanded, cellular rubber composed of a blend of neoprene, EPDM, and SBR ingredients.
UL Recognized, MH16711
UL 94-HF1
UL 94-HBF
MIL-R-6130C PASS
FMVSS-302 PASS
Closed Cell Sponge #SCE45B Closed Cell Sponge SCE45B is an extra firm density, expanded, cellular rubber composed of a blend of neoprene, EPDM and SBR ingredients.
UL Recognized, MH10200
UL 94-HF1
UL 94-HBF
MIL-R-6130C PASS
FMVSS-302 PASS
Silicone Foam
Soft
HT-870
Compressibility, softness and durability allow
HT-870 adapt to various environments, making it an ideal choice for sealing outdoor enclosures, protecting electronics from shock and heat, and providing cushioning or vibration isolation for various applications.
UL Recognized, MH13898
UL-94VO
Silicone Foam
Medium
HT-800
HT-800 is a highly versatile, medium firmness silicone that offers the lightness of a foam along with the enhanced sealing capabilities of a traditional sponge rubber. It is used to seal or protect various outdoor communication, electronics, or lighting enclosures, while providing protection against wind-driven rain or fire. The material is also used to reduce shock or isolate vibration.
UL Recognized, MH13898
UL-94VO
Silicone Foam
Firm
HT-820
HT-820 is a firm grade silicone foam that offers improved durability and sealing. It is used to seal or protect various outdoor communication, lighting or electronic enclosures, while providing protection against small dust particles, wind driven rain or fire. The material offers higher tear and tensile strength than lighter grade foams.
UL Recognized, MH13898

UL-94VO
Silicone Foam
Extra Firm
HT-840
HT-840 is an extra-firm grade silicone foam that offers improved durability and sealing. It is used to seal or protect various outdoor communication, lighting or electronic enclosures, while providing protection against small dust particles, wind-driven rain or fire. The material offers higher tear strength and tensile strength than lighter grade foams.
UL Recognized, MH13898

UL-94VO
ECH
(Epichlorohydrin)
ECH Closed Cell Expanded Rubber is ideal in applications where Acrylic, Neoprene and Nitrile sponge or expanded rubber are being used, especially at their maximum temperature limit. UL 94-HF1
UL 94-HBF
MIL-R-6130C PASS
FMVSS-302 PASS
R10400M UL Recognized COHRlastic® R-10400 from Auburn is a flame-retardant, medium density silicone sponge rubber that can be used in many gasket applications. The unique material will pass UL-94 Flame Testing with V-0 rating from 1/8” (0.125”). This material is flexible and compressible and designed for use in extreme temperature ranges , with excellent weatherability, compression-set resistance, electrical strength and non-stick properties.
UL Recognized, E57750
UL 94 V-0
F12 Silicone Fire Blocking Foam COHRlastic® F-12 from Auburn is comprised of a flame-retardant, modified cell silicone foam that offers a lightweight flame-retardant barrier. The F-12 is often the product of choice in aircraft, aerospace, mass transit, and military markets as a lightweight fire wall protection blanket.
UL Recognized, E57750
UL 94 V-0
STRIP-N-STICK® 512AF Fire Blocking Foam with Acrylic Adhesive STRIP-N-STICK® 512AF from Auburn offers the compressibility of a modified cell COHRlastic® fire-blocking silicone foam with a film-supported acrylic adhesive on one side. 512AF has superior service life, excellent conformability, great flexibility, low compression-set, and high-adhesion to a variety of substrates. Thus 512AF is often regarded as the material of choice in applications where a UL Recognized, lightweight, non-outgassing, non-flamable, non-toxic, high-low temperature resistant, vibration damping, thermally insulating, adhesive-backed foam material is required.
UL Recognized, MH12835
UL 94 V-0
Fiber (Vulcanized) Fishpaper is a low voltage insulator in electrical motors, coils and transformers. It's mechanical uses include washers, shims, gaskets, and insulators.
UL Recognized, E55656
UL HF1
Kapton®
Kapton® 1 MIL
Kapton® 2 MIL
Kapton® 3 MIL
Kapton® 5 MIL
Kapton® Type “HN” film from Dupont is a general purpose polyimide film that has been used successfully in applications at temperatures as low as -462ºF (-269ºC) and as high as 752ºF (400ºC). Kapton® “HN”, with a UL94V-0 listing, is an ideal choice for applications that require an all-polyimide film with an excellent balance of properties over a wide range of temperatures.
UL Recognized, E39505
UL 94 V-0
Lexan® FR700-701
Available in Black
Lexan® FR700-701 is an opaque flame retardant polycarbonate film, available in black and white. With a UL94V-O listing at ≥ .010", this film meets stringent requirements for a wide range of electrical and electronic applications.
UL Recognized, E121562
UL 94 V-0
Lexan® FR 25A
Available in White
Lexan® FR 25A is an opaque flame retardant polycarbonate film, available in black and white. With a UL94V-O listing at ≥ .010", this film meets stringent requirements for a wide range of electrical and electronic applications.
UL Recognized, E121562
Nomex® 410 Nomex® 410 Dupont's high temperature Aramid paper which is capable of operating at Class C (220°C) temperatures. Nomex® has an unusual combination of excellent electrical, thermal and mechanical properties.
UL Recognized, E34739
220 U.L. Class C File #34739
Poron® 4970-92
Extra Soft
Poron® 4790-92 is an extra soft, slow rebound microcellular urethane foam with the lowest closure force of any Poron®.
UL Recognized, E20305
UL 94 HBF
UL JMST2
Poron® 4701-30
Very Soft
Poron® 4701-30 is a very soft, easily compressible foam for use where flexibility is a key requirement.
UL Recognized, E20305
UL 94 HBF
UL JMST2
Poron® 4701-40 Soft Poron® 4701-40 is a soft general purpose foam for a wide variety of applications.
UL Recognized, E20305
UL 94 HBF
UL JMST2
Enhanced Sealability Poron® 4701-41 has a closed-cell foam structure and is designed to provide enhanced sealability. Vacuum-enclosure applications that require Poron®, for example, will often require this material.
UL Recognized, E20305
UL 94 HBF
UL JMST2
Poron® 4701-50 Firm Poron® 4701-50 is a firm grade urethane foam used for high energy and high impact gasketing needs.
UL Recognized, E20305
UL 94 HBF
UL JMST2
Poron® 4701-60
Very Firm
Poron® 4701-60 is a very firm grade of urethane used for energy management solutions and for enclosure gasketing applications.
UL Recognized, E20305
Formex® Formex® is a flame retardant/moisture resistant polypropylene electrical insulation. It resists moisture better than any other insulation of its type.
UL Recognized, E121855
UL 94 V-0
Formex® GK Formex® GK is an impact modified flame retardant polypropylene sheet offering improved relative temperature index to traditional Formex™.
UL Recognized, E121855
UL 94 V-0
UL 746B
UL 746A
Formex® GK-5BK Formex® GK-5BK is UL 94 VTM-0 rated -the "V-0" rating for " thin material". Formex® GK-5BK has a dielectric breakdown of over 13Kv, dielectric strength of over 2600 volts/mil, a printable surface, and is easily diecut, including rotary. This material is extremely versatile with a UL Relative Thermal Index (RTI) of 11 5" C.
UL Recognized, E121855
UL 94 VTM 0
UL 746A
Statex® Statex® offers the same flexible abilities of Formex®, with the added benefit of a special statically dissipative surface, which makes it great for even the most demanding electrical applications. Statex™ is UL recognized and can be scored and cut to fit almost any requirement.
UL Recognized, E121855
UL 94
UL 746B
UL 746A
UL 94 V-0
Volara® Type AF Volara® Type AF is an irradiation crosslinked polyethylene foam with a continuous smooth surface, fine cell structure, excellent mechanical properties, combined with certain fire retardant properties.
UL Recognized, E63460
UL 94 V-0
NC-710 Cork-Rubber NC710 is a medium density, general purpose cork-rubber gasket material that is both easy to diecut or affix with adhesive. It has a high cork content and, like synthetic rubber , has the important additional property of controlled compressibility. Thus NC710 can be used in place of straight rubber in applications where the tendency of straight rubber to side flow would be objectionable. The rubber portion of NC710 is made of Nitrile
(BUNA-N).
UL Recognized, MH2117
UL Recognized
NC-711
Cork-Rubber
NC711 is a firm density, general purpose cork-rubber gasket material that is both easy to diecut or affix with adhesive. It has a high cork content and, like synthetic rubber , has the important additional property of controlled compressibility. Thus NC711 can be used in place of straight rubber in applications where the tendency of straight rubber to side flow would be objectionable. The rubber portion of NC711 is made of Nitrile
(BUNA-N).
UL Recognized, MH2117
UL Recognized