Key:

Sizes Style Temp (F) Application Guide Grades
Standard Metric Standard Flanged Screen Low High Oil Chemicals Water Steam Food Medical Clean Room
Buna-N Strong and durable with good resistance to oil, water, and mild chemicals
Yes Yes Yes Yes Yes -40 250 Excellent Good Good Yes Yes
Viton Excellent resistance to heat, oil, and chemicals
Yes Yes Yes Yes Yes -10 400 Excellent Excellent Good No Yes Yes Yes
Silicone Excellent resistance to wide temperatures, long lasting
Yes Yes Yes Yes Yes -85 450 Good Good Good No Yes Yes Yes
EPDM Excellent resistance to water, steam and chemicals
Yes Yes Yes Yes Yes -70 300 No Good Excellent Good Yes Yes Yes
Kalrez For ultra-high temperatures and aggressive chemicals
Yes No Yes Yes No 32 600 Excellent Excellent Excellent Good Yes Yes Yes
Teflon PTFE Chemically inert, excellent temperature range
Yes No Yes No No -100 500 Excellent Excellent Excellent Excellent Yes Yes Yes