Recent Content by gregbond

  1. gregbond
    Post

    hull coatings - Graphite Powder mixed with epoxy

    An unfilled, good quality epoxy resin will have good UV resistance, absorb much less moisture (than filled epoxy) and can be applied to form a...
    Post by: gregbond, Oct 5, 2011 in forum: Materials
  2. gregbond
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    Carbon Kevlar

    With carbon fibre, an epoxy resin will be needed as it will bond, whereas polyesters will not. Kevlar will not bond or perform well unless...
    Post by: gregbond, Oct 5, 2011 in forum: Fiberglass and Composite Boat Building
  3. gregbond
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    Osmosis in grp

    Thanks kach22i. Watched the videos of your hovercraft on Youtube - everyone should have one. Vintage Porche as well? - your living my life....
    Post by: gregbond, Sep 29, 2011 in forum: All Things Boats & Boating
  4. gregbond
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    Osmosis in grp

    Thanks Kach 22i. I've worked on hovercraft skirts before. They need to withstand low tech. standard environmental conditions - 70 to 90'C max...
    Post by: gregbond, Sep 29, 2011 in forum: All Things Boats & Boating
  5. gregbond
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    Osmosis in grp

    Thanks Tunnels for your constructive comments. Glass is a wonderful product - readily available and cheap. When spun thin enough, it is even...
    Post by: gregbond, Sep 29, 2011 in forum: All Things Boats & Boating
  6. gregbond
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    Osmosis in grp

    Thanks for posting Stumble. These fillings can also be bonded to the outer resins, usually cheaper than using epoxy systems. This would reduce the...
    Post by: gregbond, Sep 29, 2011 in forum: All Things Boats & Boating
  7. gregbond
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    Osmosis in grp

    The bonding agents I mention are supplied to coaters/dippers that supply belt manufacturers or manufacturers that also dip/coat. The belt used...
    Post by: gregbond, Sep 29, 2011 in forum: All Things Boats & Boating
  8. gregbond
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    Osmosis in grp

    Thanks FMS for posting a reply. It is my fault for not explaining all the benefits, but using a cheaper resin system is just one advantage. For...
    Post by: gregbond, Sep 23, 2011 in forum: All Things Boats & Boating
  9. gregbond
    Thread

    Osmosis in grp

    I am very new to sailing and am writing to you as I have read articles on osmosis in GRP. I am shocked and surprised to hear that the composites...
    Thread by: gregbond, Sep 22, 2011, 14 replies, in forum: All Things Boats & Boating