by jaffa1949 » Fri May 25, 2012 7:41 am
by Jimi » Fri May 25, 2012 8:52 am
by garbarrage » Fri May 25, 2012 4:32 pm
by Jimi » Sat May 26, 2012 3:37 am
by jaffa1949 » Sun May 27, 2012 9:45 am
by CLINT » Mon May 28, 2012 6:54 am
by jaffa1949 » Mon May 28, 2012 7:09 am
by CLINT » Tue May 29, 2012 9:29 am
by kitesurfer » Tue May 29, 2012 9:51 am
Jimi wrote:garbarrage wrote:I tend to steer clear of epoxy. Not for any performance related reason, but because when they do get damaged they are harder to repair.
It's identical to polyester - just use epoxy resin instead of sun-cure poly.
Rough up the area, then smear on the epoxy, and sand smooth after it's set.
The key thing with epoxy is that it needs to be mixed well, and at the correct hardener/base ratio otherwise it won't set.
Also it's bad for your hands.
by jaffa1949 » Tue May 29, 2012 10:02 am
CLINT wrote: How in hell did he convince GSI to make those boards ???? GSI counldve gone to any shaper or school kid and asked for a futuristic design to manufacture.
by garbarrage » Tue May 29, 2012 11:08 pm
kitesurfer wrote:
Basically polyester is idiot proof to use and it goes off in minutes in the warm sun. I prefer especially when ding repairing as i can be back in the water 30 mins after a fairly serious ding whereas epoxy even when mixed right takes much much longer to reach a sensible hardness by which you can sand it.
KS
by Verde » Thu May 31, 2012 2:41 am
garbarrage wrote:It needs to be idiot proof, all my repair attempts tend to leave me covered in glass-fibre and resin, and my board looking like Frankenstein. Aside from length of time to set is it any harder to get the mix right?
by garbarrage » Thu May 31, 2012 5:58 pm
Verde wrote:Getting the mix right with epoxy should be really easy. Unlike polyester resins epoxy resins have a set resin to hardener ratio, most commonly it is 1:1 or 2:1. The most important part is to MIX THOROUGHLY. You should mix for at least 4-5 minutes and make sure to "fold" it in on its self. If mixed to vigorously epoxy is prone to forming tiny bubbles, which shouldn't affect strength, but will look ugly. Also according to Resin Research, epoxy is 1/50th as toxic as polyester. I love epoxy and I think its the way forward
by kitesurfer » Fri Jun 01, 2012 7:15 am
garbarrage wrote:It needs to be idiot proof, all my repair attempts tend to leave me covered in glass-fibre and resin, and my board looking like Frankenstein. Aside from length of time to set is it any harder to get the mix right?
by kitesurfer » Fri Jun 01, 2012 7:18 am
Verde wrote:. Unlike polyester resins epoxy resins have a set resin to hardener ratio, most commonly it is 1:1 or 2:1. The most important part is to MIX THOROUGHLY. You should mix for at least 4-5 minutes and make sure to "fold" it in on its self. If mixed to vigorously epoxy is prone to forming tiny bubbles, which shouldn't affect strength, but will look ugly. Also according to Resin Research, epoxy is 1/50th as toxic as polyester. I love epoxy and I think its the way forward
by Verde » Sat Jun 02, 2012 8:17 am
by CLINT » Sun Jun 03, 2012 4:15 am
jaffa1949 wrote:CLINT wrote: How in hell did he convince GSI to make those boards ???? GSI counldve gone to any shaper or school kid and asked for a futuristic design to manufacture.
A thought "if you can fake sincerity you've got it made"
Plastics are a good chance , even better if they can come from recycling, the fashion needs to over white under whatever coatings.
by jaffa1949 » Sun Jun 03, 2012 6:43 am
by CLINT » Sun Jun 03, 2012 7:16 am
by garbarrage » Sun Jun 03, 2012 3:34 pm
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