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Plastic Welding Compatibility

Posted: Fri Apr 15, 2011 4:24 pm
by SlovenOC'er
This post is going to reveal that I didn't do very well in college chemistry. I have tracked down a dead kayak, 5(?) year old Pyranha. I plan to cut it up for hull reinforcement and save some scraps in case I need to weld cracks on plastic boats.

I have a Pyranha Fly of about the same vintage and a new L edge as well as a Jackson butt boat. I'm aware that cross linked, linear, etc. plastics are used on different boats. My question is, are these different plastics compatible when used for welding repairs? What plastic is used in the L edges?

Posted: Fri Apr 15, 2011 6:00 pm
by TheKrikkitWars
Jackson are the only people using Crosslink (which requires special preparation, and good temp control to weld; meaning that it's not within the relm of normal DIY welding).

Otherwise the plastic should all be relatively compatable.

Posted: Fri Apr 15, 2011 6:04 pm
by markzak
if you're unsure you can always email the manufacturer. Include the serial numbers of the boats in question. I have done this many times before just to sure. Some older boats are cross-linked too like the Daggers. Some manufacturers, if you ask nicely, will also mail you scrap plastic, if you want to match color and make sure you have the right filler for a weld.

Posted: Sat Apr 16, 2011 2:08 am
by Smurfwarrior
Call 1-800-852-9257 and tell them what color you need and they will send you brand new, fresh plastic meant for welding boats.... FOR FREE. Yes, you read that right. No, you will not be 'Rick Rolled" if you call and they are really cool. Its a tried and true source for plastic used to weld. I think they offer different types too- formed into rods or in pucks.

ENJOY!