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D-77

Chemical properties of powder

coating

Tests carried out at ambient temperature on phosphated test pieces coated

with a 150 to 200 micron film.

Test duration (months)

2 4 6 8 10 12

Acids

Concentration

Acetic

20 %

Sulphuric

30 %

Nitric

30 %

Phosphoric

30 %

Hydrochloric

30 %

Lactic

10 %

Citric

10 %

Bases

Soda

10 %

Ammonia

10 %

Water

Distilled water

Seawater

Tap water

Diluted bleach

Solvents

Petrol

High alcohols

Aliphatics

Aromatics

Ketones, esters

Tri-perchlorethylene

Film intact.

Film damaged (blisters, yellowing, loss of shine).

Properties of metal enclosures

Additional informations

Enclosure characteristics