Is the SMS connector gasket made of Viton suitable for continuous use between -20Â°C and +200Â°C in hygienic applications?

Yes. The SMS connector gasket made of Viton (FPM/FKM) is suitable for continuous use across the stated range of -20Â°C to +200Â°C in hygienic applications. Viton is a fluoroelastomer known for excellent thermal stability, chemical resistance and low gas permeability, maintaining elastic sealing properties throughout that temperature span. For hygienic settings, Vitonâs resistance to many process chemicals, oils and cleaning agents (including many aggressive detergents and sanitizers) helps preserve seal integrity and prevents contamination. However, suitability also depends on specific process conditions: exposure to strong alkaline cleaners at high concentrations or certain oxidizing agents (e.g., high-concentration nitric acid, concentrated hydrogen peroxide) can degrade Viton over time. Mechanical factors (compression set, surface finish, correct clamp torque), gasket design and compatibility with the mating surfaces also affect long-term hygienic performance. For critical or regulated processes, validate the gasket with your specific chemicals, cleaning cycles and regulatory requirements, and follow manufacturer installation and maintenance recommendations.

Can the SMS connector gasket made of Viton withstand repeated sterilization cycles at temperatures up to 200Â°C in hygienic settings?

Yes. The SMS connector gasket made of Viton (FPM/FKM) is specified for an operating temperature range from -20Â°C to +200Â°C, so it can tolerate sterilization cycles up to 200Â°C. Viton offers excellent chemical resistance and good thermal stability, making it suitable for repeated high-temperature exposure in hygienic settings. However, long-term resistance depends on cycle frequency, exposure duration, sterilization method (dry heat, steam, chemical agents) and mechanical stress; aggressive sterilants or excessive cycling may reduce service life. For critical applications, validate with supplier data or perform application-specific aging tests.

Does the SMS connector gasket Viton maintain chemical resistance and sealing integrity after exposure to common cleaning agents?

Yes. The SMS connector gasket, Viton Format, made of FPM (FKM) fluorinated rubber, retains excellent chemical resistance and sealing integrity after exposure to most common cleaning agents used in hygienic and industrial settings. Vitonâs formulation provides strong resistance to acids, alkalis, oils, solvents and many disinfectants, and its operating temperature range (-20Â°C to +200Â°C) supports effective sealing across typical cleaning and sterilization conditions. However, performance can vary with specific chemicals, concentrations, temperatures and exposure duration. Highly aggressive oxidizing agents (concentrated nitric acid, some strong peracids) or certain specialty solvents can degrade elastomers over time. To ensure long-term integrity, verify compatibility of particular cleaning chemicals and procedures with FKM materials, perform periodic inspections and, when necessary, test gaskets under your actual cleaning regimes.

An SMS coupling gasket, Viton

All products, Hygienic stainless steel couplings/

Additional information

Maximum operating temperature [°C]	200
Minimum operating temperature [°C]	-20

A gasket for a hygienic coupling SMS. Operating temperature: from -20°C to +200°C. Material: FPM (FKM) – rubber fluoro (Viton).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
NH-SUV-025	Gasket SMS DN25, Viton	-	-	In stock	Enquiry
NH-SUV-038	Gasket SMS DN38, Viton	-	-	In stock	Enquiry
NH-SUV-050	Gasket SMS DN50, Viton	-	-	In stock	Enquiry