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Cleaning with strong acids and alkalis is ineffective. (NaOH, HCl, HNO3, H3PO4 and other highest concentration cleaning are invalid.)
Cleaning with tar cleaner is ineffective.
Use of Mena Reaction Product Cleaner has no effect.
Use of metal scavengers is ineffective.
Using strong bleach will not work.
1.Plate heat Exchanger front Before clean
2.Plate heat Exchanger back Before clean
3.Plate heat Exchanger dip and clean
4.Plate heat Exchanger front after clean
6.Plate heat Exchanger back after clean
5.Plate heat Exchanger front after clean enlarge
7.Plate heat Exchanger back after clean enlarge