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Surface Conditioning

ALUMAL ETCH 202

ALUMAL ETCH 202

ALUMAL ETCH 202 is a versatile single pack caustic etch designed for controlled etching of aluminum and alloys when only one process step is available. 

Operational advantage

Contains complexing agents that prevent scale formation on tanks and equipment. 

Cost effectiveness

ALUMAL ETCH 202 is a highly concentrated liquid etch allowing for low consumption of chemistry.

Immersion anodize line

Features & Benefits

  • Contains stabilizers and etch additives, along with the caustic soda
  • Surfactant package option is available if operated as an etch cleaner
  • Ideally used before the application of chemical conversion coating for parts to be painted
  • Enables cleaning and etching in one single step – best for short preparation lines

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