Is the TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) suitable for temperatures from -20Â°C to +100Â°C?

Yes. The TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) is suitable for operation in the temperature range from â20Â°C to +100Â°C. The product description specifies material as ethyleneâpropyleneâdiene rubber (EPDM) and gives an approximate temperature range of â20Â°C to +100Â°C, which matches the range you asked about. Ensure compatibility with the specific media and pressure conditions in your application, as EPDM has good resistance to water, steam, and many chemicals but is not compatible with some hydrocarbons and solvents.

Can the TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) withstand chemical exposure in fuel tanker service?

TW cover gasket DIN 28450, EPDM, type TWF Format: EPDM is generally resistant to hot water, steam, many polar chemicals and alkalis, but it has poor resistance to hydrocarbons, aromatic and aliphatic fuels, oils and many solvents. Given fuel tanker service exposes gaskets to gasoline, diesel and fuel vapors, EPDM TWF is not suitable for prolonged contact with hydrocarbon fuels. Temperature range â20Â°C to +100Â°C is adequate for typical ambient and service temperatures, but chemical incompatibility with fuels is the limiting factor. For fuel tanker applications choose a fuel-resistant material (e.g., NBR, FKM/Viton or specialized fuel-grade elastomers) certified for DIN 28450 connections.

Does the TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) comply with food-grade or sanitary standards?

Based on the provided description, the TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) is made of ethyleneâpropyleneâdiene rubber (EPDM) and rated for an approximate temperature range of -20Â°C to +100Â°C. EPDM as a material is commonly used in food and sanitary applications because it is resistant to heat, steam, and many cleaning agents; however, compliance with foodâgrade or sanitary standards cannot be assumed from material and temperature data alone. To determine compliance you need documented certification or testing showing conformity with specific standards such as FDA 21 CFR 177.2600 (U.S. food contact), EU Regulation 10/2011 or Regulation (EC) No 1935/2004, NSF/ANSI 61 or 51, or relevant national sanitary standards. The description provided does not state any of these approvals, nor does it mention hygienic design features (e.g., smooth surface finish, absence of crevices) required for sanitary fittings. Conclusion: TW cover gasket DIN 28450, EPDM, type TWF (4" TWO O-ring) uses a material suitable for many food/sanitary uses, but there is no information given that it carries specific foodâgrade or sanitary certifications. To confirm compliance, request from the manufacturer or supplier the relevant certificates and test reports for the specific standard(s) required for your application.

TW cover gasket DIN 28450, EPDM, type TWF

Additional information

Maximum operating temperature [°C]	100
Minimum operating temperature [°C]	-20

Cover gasket MB (for tank truck connections) type TWF (for 4″ connection, use O-ring gasket type TWO). Material: ethylene-propylene-diene rubber (EPDM). Temperature range (approximate): from -20°C to +100°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
TW-TWF-050-EP	TWF gasket 2" 50 mm, EPDM	-	-	In stock	0 zł		Enquiry
TW-TWF-080-EP	TWF gasket 3" 80 mm, EPDM	-	-	In stock	0 zł		Enquiry

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Cover gasket MB (for tank truck connections) type TWF (for 4″ connection, use O-ring gasket type TWO). Material: ethylene-propylene-diene rubber (EPDM). Temperature range (approximate): from -20°C to +100°C.