Description
Pre-Filming Agent
Main Ingredients:
Formulated with polyphosphates, polyhydric alcohol phosphate esters, and zinc salts.
Properties:
This product forms a dense and uniform chemical film on metal surfaces, effectively extending equipment service life.
Specifications:
|
Appearance
|
Solid Content (%)
|
Total Phosphorus (%)
|
|
Light yellow or colorless liquid
|
≥30
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≥10
|
Applications:
Used for pre-filming and corrosion inhibition on carbon steel, copper, and aluminum surfaces in circulating cooling water systems.
Packaging: 25kg plastic drum Shelf Life: 1 year
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