Pollution Prevention for Metal Platers - Dragout Reduction: Chapter 06: Review
Chapter Abstract: This is clip 6 of 7 for this video. The Dragout reduction techniques in this video can help you reduce waste, increase production, and increase your company's competitive edge. Rack parts vertically when possible. Orient parts so solution does not puddle. Stagger parts to improve drainage. Minimize wire used to rack small parts. Inspect condition of racks and barrels. Add only the amount of chemical needed. Make several small chemical additions throughout shift. Slow withdrawal rates. Allow parts to drain over the process bath. Use hang bars and drain boards when available. Use spray rinses above tanks. Make sure drip guards are properly installed. Use Dragout tanks and Dragout tank solution for bath makeup.
Author: US EPA Region IX / MFASC / CMTC
Publication Date: 1997
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|Chapter 01: Introduction to Pollution Prevention and Dragout|
|Chapter 02: Overview of Techniques / Proper Parts Racking|
|Chapter 03: Process Bath Controls and Chemical Additions|
|Chapter 04: Slow Withdrawal Rates and Increased Drainage Time|
|Chapter 05: Proper Use of Available Dragout Reduction Equipment|
|Chapter 06: Review|
|Chapter 07: Conclusions|
Partially funded by:
Nebraska Department of Environmental Quality, NDEQ