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  • Users: AlexEss
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  1. AlexEss

    Delhi Airport Terminal Roof Collapse

    https://www.bbc.com/news/articles/c725ny6p960o
  2. AlexEss

    Ethanol - Correction factor ?

    Hi all Hopefully a simple question for you - I am measuring the ethanol content of a gas stream, using a hand-held analyzer. The result is displayed in mg/Nm3 of Ethanol.. say, 400mg/Nm3 for example. How do I determine the Carbon content ( mgC/Nm3 ) from my result ? Is it a simple correction...
  3. AlexEss

    Solvent Recovery BAT

    Does the Forum have any experience with Solvent recovery ? I'm looking for the BAT ( Best Available Techniques ) We spray a Silane bonding agent, heavily diluted with Ethanol. (25%S / 75%E) This is carried out in an automated spraying machine A very high proportion of the atomised spray is...
  4. AlexEss

    'Residence Time' in catalytic VOC removal

    What would normally be the design 'residence time' for gas flow through Platinum coated, ceramic honeycomb, catalyzer blocks ? My understanding is in order for the catalytic reaction to take place, the off-gas must reside in the catalyst bed for a certain length of time - I have heard time...
  5. AlexEss

    Ghost Aircraft Runway Incursion

    https://avherald.com/h?article=50ee90ad&opt=0 Living in Malta I'm familiar with the airside layout - the aircraft must have rolled 300m+ Scary. Some footage: https://timesofmalta.com/articles/view/watch-runaway-aircraft-rolls-onto-airport-main-runway.1057582
  6. AlexEss

    LOST : Anyone found an F-35 ?

    https://www.bbc.com/news/world-us-canada-66841194
  7. AlexEss

    Airbus A320 field landing

    Apparently due to hydraulics failure. The comments regarding spare parts shortage due to sanctions are interesting. https://www.bbc.com/news/world-europe-66785897
  8. AlexEss

    Laser cleaning of mould cavities

    We currently use dry ice, applied under high pressure, to clean the metal surface and cavities of our compression and injection presses, in order to remove compound and bonding agent residues. Has any forum member experience of cleaning with laser technology ? If so, who could you recommend for...
  9. AlexEss

    Rubber to Metal Bonding - Substrate Preparation questions

    Bonding rubber to metal washers (Mild Steel, Stainless Steel, Brass & Aluminum) What is the correct sequence - Degrease/Shot-blast/Air rinse or Shot-blast/degrease/air dry ? Thanks in advance for comments and advice. Alexess
  10. AlexEss

    VOC abatement in Activated Carbon

    Good Morning All Is there a simple 'Rule of Thumb' for estimating the volume of an activated carbon bed, based upon the VOC loading of the airstream ? The VOC in my case is Ethanol in gaseous form, resulting from a spray coating system, which is exhausted to atmosphere via an exhaust fan and...
  11. AlexEss

    NDT of Bonded Seals

    Hi All We manufacture a range of Bonded Seals - a rubber sealing ring in bonded to the inside diameter of metal washers. These are small - typically 3/4" to 1.5" diameter and 1/8" thick. I'm seeking a non-contact, non destructive test method to detect disband or bond failure over small areas...
  12. AlexEss

    Mould release agent

    We manufacture a Bonded Seal - rubber compound ( EPDM , Nitrile, etc) which is bonded to the inner diameter of a steel washer, to which a bonding agent has been earlier applied. We use a variety of presses - Compression Transfer, Direct injection for instance. Does the Forum have any experience...

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