Characteristics

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  • Difference of Anti-corrosion Mechanisms
  • ROVAL vs Other Anti-corrosion Paints
  • The Origin of Cold Galvanizing
  • ROVAL vs Hot-dip Galvanizing

ROVAL vs Hot-dip Galvanizing

Flash movie ver.

1. Details of the test

In order to compare the anti-corrosion performance of ROVAL with those from the hot-dip galvanizing process, corrosion accelerating tests were conducted by the Japan Paint Inspection and Testing Association in accordance with Japanese standard "JIS H8502-1999."

Details of the test

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2.Salt Spray Test

Accelerated corrosion testing by spraying salt water.

ROVAL
Specimen (DFT 80μm on blasted steel sheet)

Hot-dip Galvanizing
Specimen (HDZ55: Zinc above 550g/㎡)

Salt Spray Test

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3.Cyclic Corrosion Test

Accelerated corrosion testing involving cyclic exposure to salt fog, dry and wet conditions.

ROVAL
Specimen (DFT 80μm on blasted steel sheet)

Hot-dip Galvanizing
Specimen (HDZ55: Zinc above 550g/㎡)

Cyclic Corrosion

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4.CASS Test

Copper Accelerated Acetic Salt Spray Test.

ROVAL
Specimen (DFT 80μm on blasted steel sheet)

Hot-dip Galvanizing
Specimen (HDZ55: Zinc above 550g/㎡)

CASS Test

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The results and pictures from the test show that ROVAL has an equivalent anti-corrosion performance to hot-dip galvanizing.
ROVAL has been certified to have equivalent anti-corrosion performance as hot-dip galvanizing by the Council for Construction Technology Review and Certification in Japan.

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