Potassium Sulfate
17-4 PH (Stainless)A - Excellent
3% NI / IronA - Excellent
ABS PlasticB - Good
Acetal (Delrin ®)B - Good
Alloy 20A - Excellent
AluminumC - Fair
Aluminum BronzeB - Good
BrassB - Good
BronzeA - Excellent
Buna N (Nitrile)A³ - Excellent
Carbon GraphiteA - Excellent
Carbon SteelA - Excellent
Carpenter 20A - Excellent
Cast IronA - Excellent
Ceramic AI203A - Excellent
Ceramic MagnetA - Excellent
ChemRaz® (FFKM)A - Excellent
CopperA - Excellent
CPVCA - Excellent
Ductile IronA - Excellent
EpoxyA - Excellent
Ethylene Propylene (EPDM)A³ - Excellent
Flourocarbon (FKM) Viton®A³ - Excellent
GraphiteA - Excellent
Gray IronA - Excellent
Hastelloy CB¹ - Good
Hytrel® (TPE)B - Good
Kalrez® (Perfluoroelastomer)A - Excellent
Kel-F® (PCTFE)A¹ - Excellent
Kynar® (PVDF)A³ - Excellent
LDPEA - Excellent
MonelA - Excellent
Natural RubberA - Excellent
NeopreneA³ - Excellent
NI Plated DuctileB - Good
NORYL® (PPO)A - Excellent
NylonC¹ - Fair
Polycarbonate (PC)D - Poor
Polyetherether Ketone (PEEK)A - Excellent
Polypropylene (PP)A³ - Excellent
Polysulfone (PSU)A - Excellent
Polyurethane (PUR)N/A
PPS (Ryton®)A - Excellent
PTFE (Teflon®)A - Excellent
PVCA³ - Excellent
SiliconeA - Excellent
Silicone BronzeA - Excellent
Stainless Steel - 304B¹ - Good
Stainless Steel - 316A - Excellent
Stainless Steel - 400A - Excellent
Stellite®A - Excellent
TitaniumA - Excellent
Tygon®A - Excellent