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Accueil Matériaux Silicone (VMQ)

Silicone (VMQ) Tableau de Résistance Chimique

Silicone rubber (VMQ) est connu pour its exceptional plage de température and flexibility. It's FDA-compliant for food contact and largement utilisé in medical, food processing, and high-temperature applications. However, it has limited résistance chimique compared to other elastomers.

Limited data 20°C & 50°C data FDA compliant
Excellent (A)
Good (B)
Limited (C)
Not Recommended (D)

Quand Utiliser Silicone

✅ Excellent Pour

  • • Extreme temperatures (-60°C to +230°C)
  • • Food and beverage contact (FDA)
  • • Medical/pharmaceutical applications
  • • Water and dilute salt solutions
  • • Ozone and UV exposure
  • • Electrical insulation

❌ Éviter Avec

  • • Concentrated acids and bases
  • • Most solvents (acetone, toluene, etc.)
  • • Fuels and oils
  • • Steam (causes reversion)
  • • Abrasive environments (low tear strength)
  • • Hydrocarbon gases
Produit chimique Concentration 20°C 50°C
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Ratings: A Excellent B Good C Limited D Not Recommended NR Check data

À Propos du Caoutchouc Silicone (VMQ)

Silicone rubber (VMQ - Vinyl Methyl Silicone) est un synthétique elastomer made from silicon, oxygen, carbon, and hydrogen. It's prized for its biocompatibility, temperature stability, and non-reactive nature in food and medical applications.

Propriétés Clés

  • Temperature range: -60°C to +230°C (-76°F to +446°F)
  • Density: 1.1–1.6 g/cm³
  • Hardness: 10-80 Shore A
  • FDA 21 CFR 177.2600 compliant
  • USP Class VI biocompatible grades available

Applications Courantes

  • Food processing equipment seals
  • Medical devices and implants
  • Baby bottle nipples and kitchen utensils
  • High-temperature gaskets (ovens, HVAC)
  • Electrical insulation

Silicone vs Viton® vs EPDM

Silicone wins on plage de température and food safety but loses on résistance chimique.
Viton® handles fuels and oils but costs more and isn't food-safe.
EPDM excels with water and steam but can't match silicone's plage de température.