ERW Production
Galvanizing (Blowing System)
This blowing system is an adopted Japanese technology and one of the newest methods of galvanization. The steps are as follows:
Metal Preparation
The pipes go through the process of pickling, degreasing, zinc fluxing, in preparation for the dipping process.
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2
Pre-Dipping Phase
The preliminary stage before pipes enter the zinc bath.
Dipping
The pipes are immersed into a bath of molten zinc.
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4
Auto Pick-Up System
After rolled on the pre-dipping procedure.
Air Wipe System
This process ensures the zinc coating is evenly spread on each pipe surface.
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6
Steam Blowing System
This system blows out chipped zinc excesses.
