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  • Users: loucapa
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  1. loucapa

    Exposing a Static Accumulator to Radiant Heat

    I am researching the potential effects of cooling down resistors in a bath of an oil based solvent (isopar) which is a static accumulator. The flash point of this chemical is 145 F. The radiant heat will be anywhere between 110-125F. My concern is the static accumulator characteristic of...
  2. loucapa

    Polyurethane Primer - Hexavalent Chromium Inquiry

    In one of our Industrial processes we utilize a product called PR-420 Part B - I have made numerous inquiries with the manufacturer PPG Aerospace PRC-Desota, to no avail. I am seeking information regarding 'Silicic acid, chromium lead salt' (CAS # 11113-70-5) and whether this chromium based...
  3. loucapa

    Lead fume generation potential during 'soft soldering'

    Hello, I have read conflicting research regarding the potential for lead fume generation during, what the industry terms, soft soldering (temps below 842F(450C)). I understand lead has a vapor pressure of 1mmHg at ~973C, a melting point of ~621F (327C), and a boiling point of 3182F (1750C)...

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