Comparative Properties of Closed Cell Sponge Gasket Materials

 

 

 

 

 

 

 

Rubatex (RBX) Stock

Alternative Stock*

Grade and Material Description

Force Deflection**

Compression Set 73 F***

 Temp Range, F

Comments

R-411-N

F2001 Monarch

Soft, 100% neoprene

2 to 5

< 25

-40 to 200

UL94HF-1 flame rating,

R-431-N

F2013 Monarch

Medium, 100% neoprene

9 to 13

< 25

-40 to 200

good resistance to alkali,

R-451-N

F2045 Monarch

Firm, 100% neoprene

17 to 24

< 25

-40 to 200

acids and light oil contact

G-231-N

None available

Soft, 100% neoprene

2 to 5

< 25

-40 to 200

Superior sealing, excellent

G-207-N

None available

Medium, 100% neoprene

5 to 13

< 15

-40 to 200

physical properties, integral skin

R-495-T

4115E ANR

Soft, 100% EPDM

2 to 5

< 25

-65 to 200

Outdoor enclosure gaskets, ozone

R-493-T

4315E ANR

Medium, 100% EPDM

5 to 9

< 25

-65 to 200

and weather resistant

R-471-E

4110E ANR

Soft, Epichlorohydrin

2 to 5

< 25

-20 to 325

Highest temp range of any

R-473-E

4310E ANR

Medium, Epichlorohydrin

5 to 9

< 25

-20 to 325

non-silicone sponge

R4503-T

None available

Soft EPT, SBR, Butyl

3 to 7

< 25

-70 to 158

Semi-Conductive for ESD

R-301-V

Ensolite IV1

Soft, Vinyl Nitrile/Neoprene

2 to 5

< 25

-40 to 200

UL94HF-1 flame rating,

R-341-V

Ensolite IV2

Med, Vinyl Nitrile/Neoprene

5 to 9

< 25

-40 to 200

general purpose weather-strip

* The Rubatex plant reopening has made all of the above products available. See Rubatex product data sheets for reference.

G-231-N, G-207-N and R-4503-T are unique products. No comparable product is available as an alternate.

** Force Deflection is tested per ASTM D1056, 73 deg. F

 

 

 

*** Compression Set testing per ASTM D1056, 50% for 22 hours, 73 deg F