Is the Groove joint gasket, SBR resistant to oil and weathering for outdoor clamp applications?

Groove joint gasket, SBR is made from styrene-butadiene rubber (SBR). SBR offers good abrasion resistance, mechanical strength and elasticity, and performs well in dry, general-purpose sealing applications. However, SBR has limited resistance to oils, fuels, and many hydrocarbon-based fluids, and its long-term resistance to outdoor weathering (ozone, UV, prolonged sunlight) is inferior to specialty elastomers like EPDM or nitrile (NBR) depending on the exposure. For outdoor clamp applications where the gasket will encounter oils, fuels, petrochemicals or heavy hydrocarbon contamination, Groove joint gasket, SBR is not recommended due to oil swelling, softening and loss of mechanical properties. For prolonged outdoor exposure to sunlight, ozone, or extreme weathering, SBR will degrade faster than weathering-resistant compounds (EPDM is commonly preferred for outdoor, UV and ozone resistance). If the clamp application involves only occasional exposure to water, mild detergents, mechanical sealing and moderate temperatures, Groove joint gasket, SBR can be acceptable. For reliable oil resistance or long-term outdoor weathering performance, choose a gasket material specifically formulated for those conditions (e.g., NBR for oil resistance, EPDM for weather/UV resistance).

Can the Groove joint gasket, SBR be used with high-temperature clamps without degrading its seal performance?

Groove joint gasket, SBR is made from SBR rubber, which has moderate heat resistance (typically up to about 80â100Â°C continuous). Using high-temperature clamps that raise the local temperature beyond SBRâs thermal limits can cause the gasket to harden, lose elasticity, or degrade chemically, reducing seal performance and causing leaks. If clamp torque is increased at elevated temperatures, the combination of thermal softening and mechanical stress can accelerate extrusion or permanent deformation. Therefore, Groove joint gasket, SBR should not be used with high-temperature clamps or in applications where operating temperatures exceed SBRâs rated range. For reliable high-temperature service, select a gasket material rated for the expected temperature (e.g., EPDM, silicone, or Viton) or verify manufacturer data for the specific SBR formulation.

Does the Groove joint gasket, SBR comply with food-grade or sanitary standards for clamp use?

Groove joint gasket, SBR: based on the provided description ("Seal for the groove joint clamp. Material: SBR rubber."), there is no explicit information indicating compliance with food-grade or sanitary standards. Standard SBR (styrene-butadiene rubber) is generally not formulated to meet food-contact regulations (such as FDA 21 CFR 177.2600 or EU Regulation 10/2011) or sanitary standards for clamp use unless it is specifically manufactured and certified for that purpose. Therefore, unless the manufacturer explicitly certifies Groove joint gasket, SBR as food-grade or provides relevant test reports/certifications (e.g., FDA compliance, EU food-contact declaration, NSF/3-A sanitary certification, or specific migration test results), you should assume it does not comply with food-grade or sanitary standards. For use in food, pharmaceutical, or other sanitary applications, request from the supplier: material certification, compliance statements, and test documentation verifying suitability for intended temperature, chemical exposure, and regulatory regimes.

Groove joint gasket, SBR

All products, Bulk material transfer hoses/

Additional information

Maximum operating temperature [°C]	70
Minimum operating temperature [°C]	-40

Seal for the groove joint clamp. Material: SBR rubber.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
IV-SHAN-ZR-OU-200	Grooved joint gasket 2"	-	-
IV-SHAN-ZR-OU-250	Grooved joint gasket 2.1/2"	-	-
IV-SHAN-ZR-OU-300	3" groove joint gasket, SBR	-	-
IV-SHAN-ZR-OU-325	Grooved joint gasket 3.1/4"	-	-
IV-SHAN-ZR-OU-400	Grooved joint gasket 4"	-	-
IV-SHAN-ZR-OU-450	Grooved joint gasket 4.1/2", SBR	-	-
IV-SHAN-ZR-OU-500	5" groove joint gasket, SBR	-	-
IV-SHAN-ZR-OU-550	Grooved joint gasket 5.1/2"	-	-
IV-SHAN-ZR-OU-600	Grooved joint gasket 6"	-	-