Resistance to Ozone of Materials

ABS Plastic B-good
Acetal (delrin®) C-moderate
Aluminum B-good
Brass B-good
Bronze B-good
Buna-N(nitrile) D-tough impact
Butyl A-perfect
Cast Iron C-moderate
Chemraz A-perfect
Copper B-good
CPVC A-perfect
Duraklor-51 A-perfect
Durlon9000 A-perfect
EPDM A-perfect
EPR A-perfect
Epoxy N/A
Etylene-propylene A-perfect
Fluorosilicon A-perfect
Galvenized Steel C-good (in water) A-perfect (in air)
Glass A-perfect
Hastelloy-C® A-perfect
Hypalon® A-perfect
Hytrel® C-moderate
Inconel A-perfect
Kalrez A-perfect
Kel-F® (PCTFE) A-perfect
LDPE B-good
Magnesium D-poor
Monel C-moderate
Natural Rubber D-tough impact
Neoprene C-moderate
Nylon D-tough impact
PEEK A-perfect
Poliacrylate B-good
Policarbonate A- perfect
Polipropylene C-moderate
Polisulfite B-good
Poliurethane, millable A- perfect
PPS (Ryton®) N/A
PTFE (Teflon®) A- perfect
PVC B-good
PVDF (Kynar®) A-perfect
Santoprene A- perfect
Silicone A- perfect
Stainless Steel AISI – 304 B-good/ perfect
Stainless Steel AISI – 316 A-perfect
Steel (Light, HSLA) D-poor
Titanium A-perfect
Tygon® B-good
Vamac A-perfect
Viton® A-perfect
Zinc D-poor


A Perfect (no effect)
B Good (light impact, light wear or color loss)
C Moderate (continuous use is not advised. Softening, loss of strength, swelling may occur.)
D Poor (Not to be used)
N/A Not Available
* Ozone concentrations are not indicated.