Is the Connector gasket SMS, PTFE rated for safe continuous use across the full -200Â°C to +260Â°C operating temperature range?

Yes. Connector gasket SMS, PTFE is rated for safe continuous use across the full operating temperature range of -200Â°C to +260Â°C. The gasket is made of PTFE (Teflon), a material known for excellent thermal stability, chemical resistance and low creep at extreme temperatures. PTFE maintains its structural integrity and sealing performance throughout cryogenic temperatures down to -200Â°C and up to +260Â°C, making Connector gasket SMS, PTFE suitable for continuous service within that specified range.

Can Connector gasket SMS, PTFE maintain sealing performance during rapid thermal cycling between -200Â°C and +260Â°C?

Connector gasket SMS, PTFE Format: Yes - PTFE (Teflon) gaskets specified for Connector gasket SMS, PTFE Format with an operating range of â200Â°C to +260Â°C are inherently capable of maintaining sealing performance across rapid thermal cycles within those limits. PTFEâs excellent chemical stability, low thermal expansion coefficient, and resistance to embrittlement at cryogenic temperatures allow it to retain flexibility and dimensional stability from deep cryogenic to high-temperature conditions. However, long-term performance during rapid cycling depends on factors such as gasket design (cross-section, compression set resistance), flange surface finish, joint assembly torque, and cycle frequency. Proper installation and avoiding excessive mechanical stress are essential to prevent creep, extrusion, or loss of preload that could degrade the seal over many cycles.

Does Connector gasket SMS, PTFE resist permanent deformation (creep) when exposed long-term at +260Â°C?

Connector gasket SMS, PTFE Format: PTFE (Teflon) has excellent high-temperature stability up to its maximum continuous service temperature (approximately +260Â°C), and it resists many forms of chemical degradation. However, PTFE is prone to time-dependent deformation under sustained load. known as creep. especially at temperatures approaching its upper service limit. Therefore, when Connector gasket SMS, PTFE Format is exposed long-term at +260Â°C under compressive stress (such as flange or clamp loads), some permanent deformation (creep) can be expected over time. The extent of creep depends on factors like the magnitude and distribution of the applied load, gasket thickness, surface finish and hardness of mating parts, and exposure duration. To minimize creep at high temperatures, consider reducing sustained load, using thicker or reinforced gasket designs, choosing metal- or filled-PTFE variants specifically formulated for improved creep resistance, or selecting a gasket material with higher creep resistance at +260Â°C.

Connector gasket SMS, PTFE

All products, Hygienic stainless steel couplings/

Additional information

Maximum operating temperature [°C]	260
Minimum operating temperature [°C]	-200

Hygienic SMS connection gasket. Operating temperature: from -200°C to +260°C. Material: PTFE – Teflon.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
NH-SUP-025	SMS gasket DN25, PTFE	-	-	In stock	Enquiry
NH-SUP-038	SMS gasket DN38, PTFE	-	-	In stock	Enquiry
NH-SUP-050	SMS gasket DN50, PTFE	-	-	In stock	Enquiry
NH-SUP-063	SMS gasket DN63, PTFE	-	-	In stock	Enquiry
NH-SUP-075	SMS gasket DN75, PTFE	-	-	In stock	Enquiry
NH-SUP-100	SMS gasket DN100, PTFE	-	-	In stock	Enquiry