6.6T hermoplasticL inings
Thermoplastic linings are used more extensively than any other type of
linings. The most common thermoplasts used are
Polyvinyl chloride( PVC)
Chlorinated polyvinyl chloride( CPVC)
Polyvinylidenefl uoride (PVDF)
TABLE 6.16 Continued
Maximum Te mperature
Chemical
8 F
8 C
Perchloric acid, 10%
400
204
Perchloric acid, 70%
400
204
Phenol
210
99
Phosphoric acid, 50–80%
300
149
Picric acid
400
204
Potassium bromide, 30%
190
88
Salicylic acid
300
149
Sodium carbonate
190
88
Sodium chloride
400
204
Sodium hydroxide, 10%
XX
Sodium hydroxide, 50%
XX
Sodium hydroxide, conc.
XX
Sodium hypochlorite, 20%
400
204
Sodium hypochlorite, conc.
400
204
Sodium sulfide, to 50%
190
88
Stannic chloride
400
204
Stannousc hloride4 00
204
Sulfuric acid, 10%
350
149
Sulfuric acid, 50%
350
149
Sulfuric acid, 70%
350
149
Sulfuric acid, 90%
350
149
Sulfuric acid, 98%
350
149
Sulfuric acid, 100%
180
82
Sulfuric acid, turning
200
93
Sulfurous acid
400
204
Thionyl chloride
XX
Toluene
400
204
Trichloroacetic acid
190
88
White liquor
190
88
Zinc chloride
400
204
The chemicalslisted are in the purestate or in asaturated solution unless otherwise indicated.
Compatibility is shown to the maximum allowable temperaturef or which data is available.
Incompatibility is shown by an X. Ab lank space indicates that data is unavailable.
Source:F romP .A. Schweitzer.2 004. Corrosion Resistance Ta bles,V ols. 1–4, 5th ed., New York:
Marcel Dekker.
Sheet Linings
343
CAT8247—CHAPTER 6—6/10/2006—12:30—SRIDHAR—XML MODEL B–pp. 287–402