Silicone Elastomer Linings—Huron Chemicals Ltd

TABLE 2.6 SILICONE ELASTOMER LININGS-HURON CHEMICALS LTD CORROSION RESISTANCE DATA FOR SILICLAS LININGS  

Nitric Acid (HNO3) 7% 25% 50% Reagent Grade 20° 20° 20° 20° 68 40 40 40. 2 mils/yr loss 1.3 mils/yr loss 10 mils/yr loss 4.4 mils/yr loss 

Temperature Test Duration G rrosive G ncentration G nditions [°C] [Days] Effect Noted 

Electrolytic Sodium Chlorate Production Cell NaCI, 50-250 gpl NaCI03,100-600 gpl NaOCI, 1.5-2.0gpl pH=7 90° 700 4 mils/yr loss 

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