Flowserve Polybase baseplates - Manual (Page 10)

Polybase Baseplate INSTRUCTIONS ENGLISH 71569284 – 12-10
Page 10 of 24 flowserve.com
3.4.2 Polybase corrosion guide (abridged)
Table 3-1 Derakane resin (black)
Chemical
21 °C
(70 °F)
60 °C
(140 °F)
93 °C
(200 °F)
Acetic acid <75% R R S
Acetic, glacial S NR NR
Amines R S NR
Aromatic solvents S NR NR
Benzene NR NR NR
Bleach R R NR
Bromine (dry) R NR NR
Bromine (wet) R NR NR
Calcium chloride R R S
Chlorinated solvents NR NR NR
Chlorobenzene NR NR NR
Chlorine dioxide
<15% R R S
Chromic acid <20% R NR NR
Ferric chloride R R R
Fluosilic acid <30% R NR NR
Gasoline R R NR
Hydrobromic acid
<50% R R NR
Hydrochloric acid
=<20% R R S
Hydrochloric >20% R S NR
Hydrofluoric acid
<20% R S NR
Methylene chloride NR NR NR
Nitric acid =<30% R S NR
Nitric acid >30% NR NR NR
Oil, mineral R R R
Petroleum oil R R R
Phosphoric acid R R R
Seawater R R R
Sodium chlorate R R R
Sodium chloride R R R
Sodium hydroxide
=<50% R R S
Sodium hydroxide
>50% NR NR NR
Sulfuric acid <75% R S S
75% to 93% NR NR NR
93% to 98+% NR NR NR
Table 3-2 Novolac GT4000 resin (blue)
Chemical
21 °C
(70 °F)
60 °C
(140 °F)
93 °C
(200 °F)
Acetic acid <75% R R R
Acetic, glacial R R R
Benzene R R R
Bleach =<18% R R R
Chromic acid <20% R R R
Hydrochloric acid
=<20% R R R
Hydrochloric >20% R R R
Hydrofluoric acid
<20% R S NR
Methylene chloride S NR NR
Nitric acid to 69% R R R
Sodium hydroxide
=<50% R R R
Sodium hydroxide
>50% NR NR NR
Sulfuric acid <75% R R R
75% to 93% S NR NR
93% to 98+% S NR NR
Table 3-3 Novolac GT4500 resin (red)
Chemical
21 °C
(70 °F)
60 °C
(140 °F)
Bleach to 12% R R
Chromic acid <20% R R
Gasoline R R
Hydrochloric acid
=<20% R R
Hydrochloric >20% R R
Hydrofluoric acid
<20% R S
Methylene chloride NR NR
Nitric acid to 50% R R
Phosphoric acid to
85% R R
Sodium hydroxide
=<50% R R
Sodium hydroxide
>50% NR NR
Sulfuric acid <75% R R
75% to 93% R R
93% to 98+% R R
R = Recommended.
S= Satisfactory for occasional contact at some
concentrations – consult Flowserve Materials
Engineering Department.
NR = Not recommended.