Laminated windscreen?

Discussion in 'Mech Tech' started by smeato, Sep 29, 2023.

  1. smeato

    smeato Supporter

    Are late bay standard windscreens made from laminated glass? If not, how dangerous in the event of a crash?
     
  2. Ozziedog

    Ozziedog Supporter

    Not sure on the lates but the Earlies were toughened glass which shreds to a zillion pieces if it takes a good knock. I’ve had mine out and had a laminated one back in so if it ever does break it’ll just be a crack and that’s that.

    Ozziedog,,,,,,,,,, Mucho safer muchacha.:)
     
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  3. smeato

    smeato Supporter

    So toughened glass is the one that shatters into little cubes and laminated is the one that breaks but stays intact… what is the dangerous one that breaks into shards?
     
  4. No idea, but unlikely to have been used on vehicles, I'd think. Toughened and laminated have been around for donkeys years.
     
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  5. Zed

    Zed Gradually getting grumpier

    Originals were toughened, replacements laminated. If you want to know what you have, look at it with polarized sun glasses - if it's toughened you'll see a pattern a bit like oil on water.
    A bit like this but more likey in big vertical stripes, it's a stress pattern from the toughening.
    [​IMG]
     
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  6. Zed

    Zed Gradually getting grumpier

    Plain glass.
     
  7. smeato

    smeato Supporter

    Ok, so I’m safe enough then
     
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  8. Nothing wrong with toughened, really.
     
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  9. Zed

    Zed Gradually getting grumpier

    Yep. Before seatbelts people used to smash their way through toughened ones face first, there was girl in my year you'd had that misfortune, her face was like crazy paving of blue scars
     
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  10. Zed

    Zed Gradually getting grumpier

    Except when it breaks you can't see where you're going until you smash a hole in it.
     
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  11. Ah, but. In the old days you'd be wearing your string-back driving gloves, so you could punch a hole in it (which my Dad had to do once - I was most impressed as a nipper).
     
  12. DamonW

    DamonW Supporter

    If you crash a bay you are kind of screwed anyway I would think the window glass is the last of your worries - your body is 6 inches away from the car you hit / hit by in front
     
  13. scrooge95

    scrooge95 Moderator and piggy bank keeper

    It is a rather macabre thought that back in the 70s and before, the windscreen was designed to smash so that a human being could pass through it in the event of a collision.
    No seatbelt and a laminated windscreen would be all together messier.
    My van still has its original toughened screen. I dread it smashing (which it obviously will do one day) but while it's still intact and in good condition, it would be frivolous just to bin it.
     
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  14. CollyP

    CollyP Moderator

    I smashed my original on the drive home from buying it :rolleyes:

    laminated ever since.

    maybe a heated one if this one goes.
     
  15. It'll be fine - nowt really wrong with them. If they break, you'll just have to spend hours hoovering fragments out of the heater ducts, as I had to with mine when I first got him :rolleyes:
     
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  16. CollyP

    CollyP Moderator

    Still found bits yesterday (10 years later) when I was removing the old carpet set and looking under the seats
     
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  17. 77 Westy

    77 Westy Supporter

    I binned the original toughened glass windscreen when I rebuilt the van and replaced it with laminated, I'd much rather a chipped than a shattered screen.
     
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  18. mikedjames

    mikedjames Supporter

    My bus went from toughened windscreen to laminated replacement when I got a stone through it on the way to work. Punched a hole in it and drove home with a bleeding hand.
    [​IMG]

    At least you can shovel it up and bin it.

    When I busted the replacement laminated screen, I ended up having to wrap it in a poly tarp and fold it up (jump on it carefully, fold it over while in its burial shroud) so I could chuck it in the dump. Actually it was hit by a stone about 6 months from new, it cracked and stayed cracked for years, and it got more damaged when the wind got hold of it while fitting the heated laminated screen.

    There is a company that recycles the rather expensive plastic that makes up the layer of soft stuff in the middle of laminated screens.
     
    Last edited: Sep 30, 2023
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  19. Soggz

    Soggz Supporter

    My friend came back from Gloucester one day, in the rain. A pheasant went straight through his windscreen.
    That went into a zillion pieces and the pheasant was half heartedly flapping around in the back of his van.
    He still drove it home. Got wet…
     
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  20. A peasant?
     
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