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PVDF and Trichloroacetic Acid (TCA): Chemical Resistance

Polyvinylidene fluoride

Rating

Concentration20 °C50 °CRemark
concentration not statedAD

Materials rated A or B at 20 °C

Thermoplastics
HDPE A, PP A
Fluoropolymers
PTFE A, FEP A
Metals
SS 316 B, Aluminium A

About PVDF

PVDF resists acids, halogens and hydrocarbons. Strong bases, amines, ketones and esters attack it. Service temperature is up to about 150 °C.

Rating scale

A rating marked * is an estimate in the source, not a test result. An estimate is given as one value without a temperature.

About this data

The ratings come from the chemical resistance list published by Bürkle GmbH, which compiled them from raw-material manufacturers’ data. They describe laboratory tests on the raw material at 20 °C and 50 °C.

A finished part also sees pressure, mechanical stress, welds and mixtures that a laboratory test does not. Treat the rating as a first filter and test under your own conditions before relying on it.