Butter

17-4 PH (Stainless)N/A
3% NI / IronN/A
ABS PlasticB - Good
Acetal (Delrin ®)A - Excellent
Alloy 20N/A
AluminumA - Excellent
Aluminum BronzeN/A
BrassN/A
BronzeD - Poor
Buna N (Nitrile)A - Excellent
Carbon GraphiteN/A
Carbon SteelN/A
Carpenter 20N/A
Cast IronD - Poor
Ceramic AI203N/A
Ceramic MagnetN/A
ChemRaz® (FFKM)A - Excellent
CopperN/A
CPVCN/A
Ductile IronN/A
EpoxyA - Excellent
Ethylene Propylene (EPDM)A - Excellent
Flourocarbon (FKM) Viton®A - Excellent
GraphiteN/A
Gray IronN/A
Hastelloy CN/A
Hytrel® (TPE)N/A
Kalrez® (Perfluoroelastomer)A - Excellent
Kel-F® (PCTFE)N/A
Kynar® (PVDF)N/A
LDPEN/A
MonelN/A
Natural RubberD - Poor
NeopreneB - Good
NI Plated DuctileN/A
NORYL® (PPO)B - Good
NylonN/A
Polycarbonate (PC)N/A
Polyetherether Ketone (PEEK)N/A
Polypropylene (PP)N/A
Polysulfone (PSU)D - Poor
Polyurethane (PUR)A - Excellent
PPS (Ryton®)N/A
PTFE (Teflon®)A - Excellent
PVCN/A
SiliconeB - Good
Silicone BronzeN/A
Stainless Steel - 304C - Fair
Stainless Steel - 316A - Excellent
Stainless Steel - 400N/A
Stellite®N/A
TitaniumN/A
Tygon®B - Good