Is the Coupling gasket DIN 11851, silicone suitable for temperatures ranging from -20Â°C to +100Â°C and compatible with food-grade applications?

Yes. Coupling gasket DIN 11851, silicone is suitable for operating temperatures from -20Â°C to +100Â°C, matching the specified range. Silicone (VMQ) maintains flexibility and sealing performance across that span. Regarding food-grade compatibility: silicone is commonly used in food-contact applications, but suitability depends on specific regulatory certifications (e.g., FDA, EU 1935/2004, EU 10/2011) and any manufacturer declarations of compliance. If the product description only lists material as VMQ - silicone without explicit food-grade or certification statements, you should confirm with the supplier or check product documentation to ensure it meets the required food-contact standards for your jurisdiction and application.

Can the Coupling gasket DIN 11851, silicone withstand repeated sterilization cycles without degrading performance?

Coupling gasket DIN 11851, silicone (VMQ) offers operating temperature from -20Â°C to +100Â°C. Silicone gaskets generally resist many sterilization methods (steam, autoclaving, hot water, some chemical disinfectants) and retain flexibility and sealing properties over multiple cycles better than many elastomers. However, repeated high-temperature sterilization near or above 100Â°C, aggressive chemicals (strong oxidizers, concentrated acids/alkalis) or prolonged exposure can accelerate aging, hardening, loss of elasticity or compression set, reducing sealing performance. For reliable repeated sterilization without degrading performance, validate using manufacturer data and run application-specific testing (cycle count, temperature, sterilant) or choose silicone grades certified for repeated sterilization.

Does the Coupling gasket DIN 11851, silicone meet FDA/EC food-contact regulations for VMQ silicone?

Coupling gasket DIN 11851, silicone: Based on the provided description (Hygienic connection gasket DIN 11851. Operating temperature: from -20Â°C to +100Â°C. Material: VMQ - silicone), you cannot conclusively state that the Coupling gasket DIN 11851, silicone meets FDA or EC food-contact regulations. VMQ (silicone) can be formulated to comply with FDA 21 CFR 177.2600 and EU Regulation (EC) No 1935/2004 or specific EU/10/2011 plastics/silicone measures, but compliance depends on the exact silicone formulation, additives, and manufacturerâs certifications. To confirm compliance you must obtain from the supplier/certifier: - Declaration of Conformity stating compliance with relevant regulations (e.g., FDA 21 CFR 177.2600, EU 1935/2004, and Commission Regulation (EU) No 10/2011 if applicable), and any specific national rules. - Composition details and any functional barriers or migration test results (overall and specific migration limits). - Temperature and time conditions under which compliance is validated (operating range up to +100Â°C must be covered). - Traceability and lot-specific documentation (Declaration of Compliance, test reports from accredited labs). Without those documents, assume the material description alone does not guarantee FDA/EC food-contact approval.

Gasket coupling DIN 11851, silicone

All products, Hygienic stainless steel couplings/

Additional information

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

A gasket for a hygienic coupling DIN 11851. Operating temperature: from -20°C to +100°C. Material: VMQ – silicone.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
NH-DUS-010	Gasket DIN 11851 DN10, silicone	-	-	In stock	Enquiry
NH-DUS-015	Gasket DIN 11851 DN15, silicone	-	-	In stock	Enquiry
NH-DUS-020	Gasket DIN 11851 DN20, silicone	-	-	In stock	Enquiry
NH-DUS-025	Gasket DIN 11851 DN25, silicone	-	-	In stock	Enquiry
NH-DUS-032	Gasket DIN 11851 DN32, silicone	-	-	In stock	Enquiry
NH-DUS-040	Gasket DIN 11851 DN40, silicone	-	-	In stock	Enquiry
NH-DUS-050	Gasket DIN 11851 DN50, silicone	-	-	In stock	Enquiry
NH-DUS-065	Gasket DIN 11851 DN65, silicone	-	-	In stock	Enquiry
NH-DUS-080	Gasket DIN 11851 DN80, silicone	-	-	In stock	Enquiry
NH-DUS-100	Gasket DIN 11851 DN100, silicone	-	-	In stock	Enquiry
NH-DUS-125	Gasket DIN 11851 DN125, silicone	-	-	In stock	Enquiry
NH-DUS-150	Gasket DIN 11851 DN150, silicone	-	-	In stock	Enquiry