Can the TW connector o-ring gasket DIN 28450, PTFE, type TWO for 4" tank truck connections (MB, MKV, MK) withstand continuous use from -20Â°C to +220Â°C?

Yes. The TW connector o-ring gasket DIN 28450, PTFE, type TWO for 4" tank truck connections (MB, MKV, MK) can withstand continuous use across the stated temperature range of approximately â20Â°C to +220Â°C. PTFE (Teflon) is chemically stable and maintains sealing properties over a very wide temperature span; the specified range falls well within PTFEâs operational limits. For continuous service ensure correct installation, proper groove dimensions and compression to avoid extrusion, and verify compatibility with transported media and pressure conditions. If the application involves sustained mechanical stress, dynamic movement, or aggressive chemicals at the temperature extremes, consider additional validation or testing under actual service conditions.

Is the TW connector o-ring gasket DIN 28450, PTFE, type TWO suitable for intermittent exposure between -20Â°C and +220Â°C?

Yes. The TW connector o-ring gasket DIN 28450, PTFE, type TWO is suitable for intermittent exposure between -20Â°C and +220Â°C. The product description specifies Teflon (PTFE) construction with an approximate temperature range from -20Â°C to +220Â°C, which covers the stated conditions. Ensure compatibility with specific chemical/media and pressure conditions for your application, as PTFE is chemically resistant but has different mechanical properties than elastomers.

Does the TW connector o-ring gasket DIN 28450, PTFE, type TWO for 4" tank truck connections resist chemical degradation at -20Â°C to +220Â°C?

Yes. The TW connector o-ring gasket DIN 28450, PTFE, type TWO for 4" tank truck connections resists chemical degradation across the stated temperature range of approximately â20Â°C to +220Â°C. PTFE (Teflon) is renowned for exceptional chemical inertness and stability; it is broadly resistant to acids, bases, solvents and most aggressive chemicals, and maintains its properties throughout the â20Â°C to +220Â°C span. While PTFE can be mechanically softer at the low end and may experience creep or extrusion under high mechanical stress at elevated temperatures, its chemical resistance remains intact within that temperature window. For specific aggressive agents, long-term exposure conditions, or combined mechanical/stress factors, validate compatibility with supplier data or application testing, but chemically the material is suitable across â20Â°C to +220Â°C.

O-ring coupling TW DIN 28450, PTFE, type TWO

Additional information

Maximum operating temperature [°C]	220
Minimum operating temperature [°C]	-20

An O-ring gasket type TWO for use in 4″ tankwagen couplings – MB, MKV and MK. Material: teflon (PTFE). Temperature range (approximate): from -20°C to +220°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
TW-TWO-100-PTFE	Gasket TWO 4" 100 mm, PTFE	-	-	In stock	0 zł		Enquiry

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An O-ring gasket type TWO for use in 4″ tankwagen couplings – MB, MKV and MK. Material: teflon (PTFE). Temperature range (approximate): from -20°C to +220°C.