Archives of the Hotline

Letters/threads 61000 to 61999

The Hotline includes more than 50,000 Shop Problems, Q&A's and RFQs about metal finishing. This page is an archive of a thousand of those discussions. You may prefer to start at our Home page, view the most recent threads, or search the site.

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61000. Electroless Plating the Inside of a Large Container (September 11)
61001. Nylon 6/6 rubbing on anodized aluminum lubricates it open Q. (September 11)
61002. Flattening the ends of mild steel tubes leads to corrosion? (September 11)
61005. Effects of agricultural lime dust on metal roof open Q. (September 13)
61008. Stainless Steel Storage Tank absorption risks (September 18)
61009. Ventilation requirement for Manganese Phosphate line (December 16)
61010. Copper Electroplating Experiment with Salt Bridge camera (September 29)
61011. Type II and Type III on same part open Q. (September 20)
61014. Nickel striked or struck? silly :-) (February 20)
61017. Black spot observed on electroless nickel plated steel (October 3)
61023. Electroless nickel plating process sequence (October 20)
61024. How to properly activate white bronze plating? (October 26)
61025. Alkaline Anodizing of Aluminum open Q. (November 1)
61026. Uncoated carbon steel and 96-hour salt spray test (October 26)
61027. Changing vacuum conditions in PVD open Q. (October 29)
61033. Size loss of up to .001" during passivation of stainless steel open Q. (November 9)
61034. Aluminium Anodizing followed by reverse-anodizing (December 5)
61035. Polishing aluminum deposited on glass to 0.2 nm open Q. (November 16)
61036. Unexpected color change in acid solution for soil digestion (November 21)
61040. How can I improve my DIY black oxide coating process? camera open Q. (November 16)
61041. Finishing porous brass casting before lacquering open Q. (November 18)
61043. Body-In-White spec: cleanliness before degreasing open Q. (November 23)
61045. How to Calculate Current for Electroplating (December 2)
61046. Labs say there is no chrome on our 'chrome plated' parts (February 6)
61047. Protecting selective areas on precision machined weldments of Large Synoptic Survey Telescope open Q. (December 11)
61048. What is "IMMUNIZE" finish? (December 12)
61049. Best leveling agent for anti-corrosion water-based coating? open Q. (December 14)
61050. Prepare the steel before galvanizing (January 7)
61053. Lead poisoning from machining steel & stainless steel? open Q. (January 7)
61054. Stains from post-treating galvanizing with tannic acid camera (January 8)
61055. Sintered Iron Part - Gas Nitriding Unsuccessful (January 16)
61057. PECVD anti-finger print coating on PVD pieces open Q. (January 8)
61062. Need harder nickel free plating for zipper sliders (February 4)
61066. Risks of diluting an evaporated nickel plating solution? (February 6)
61070. Mixing Nickel strike with Copper sulfate bath for disposal open Q. (February 11)
61071. Metalized parts turn 'gold' even before topcoat open Q. (February 11)
61075. How to reduce high zinc content in Socosurf open Q. (February 12)
61076. Strip aluminium from steel dies without caustic solution camera open Q. (February 20)

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