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  • Post time: 12-01-23
  • 3. Acid activation acid activation solution should be able to remove corrosion products and oxide film (skin) on the surface of parts, without excessive corrosion on the matrix.

  • D, coating adhesion; The zinc layer of the plating parts should be firmly combined with the base metal with sufficient adhesion strength, and will not fall off or bulge after the hammer test.

  • Some customers do not understand the range of application of different styles of barbed rope, so there is a big difference.

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