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Replacing Topsheet on old skis?

Posted: Sat Oct 10, 2009 10:07 am
by boulay
Has anyone removed and replaced top sheets on their skis? I have a pair of armadas that have great bases but the top sheet it crumbling apart... I was considering grinding of the old top sheet and trying to do a cloth/ptex overlay.. Any advice or write-ups done on this subject? I wasn't able to find anything...


Thanks,

Posted: Sat Oct 10, 2009 11:26 am
by MontuckyMadman
Did you see the one where kam ripped off an old topsheet and put on a new one? I think it was a bonding issue and made the topsheet easy to remove.
I would think with heavy abrading/sanding and cleaning your idea would be no problem.

Posted: Sat Oct 10, 2009 6:03 pm
by boulay
no never saw that... thanks for the reply

top sheet removal

Posted: Sun Oct 11, 2009 3:35 am
by teleman36
Peel it. I used a 3 inch pipe after peeling back a section of topsheet clamped to the tube. In this case the top sheet was bonded very well, but in a late night layup had grabbed a single layer matte finish top sheet. When I went to peel the protective layer of my usual material it wouldn't peel. Duh!. I would have left it on, but I had already hacked up part of the top sheet. It took a lot off force but it did peel off. Just roll it up onto the pipe. Large factories have reesheeted skis for the new year look for years. Good Luck

Posted: Sun Oct 11, 2009 8:46 am
by jono
I've removed veneer topsheets/composite layer on skis that came out too stiff.
I used a thickness planer to remove the middle section of the ski. I then used a belt sander to get rid of the rest of the topsheet/composites on the tips/tails.
This method took part of the core in the middle section and it sacrificed my planer blades. I did get a softer ski in the end.
You would have more control if you bought a ton of sanding belts and just used a belt sander to get rid of your topsheets. If you are careful you could keep most of your fiberglass. I'm not sure how a belt sander would work when removing that much plastic. Carefully scraping with a metal blade and a heat gun might yield better results.
This would be a chance to take off the fiberglass and give new life to your skis with a new layer of carbon stringers and fiberglass under your new topsheets.