My understanding of nylon is that it requires to retain its inherent
'moisture' to remain flexible.
If this moisture is lost, it becomes brittle.
Duncan McF.
----- Original Message -----
From: "Michael Grass" <M.Grass@comcast.net>
Sent: Saturday, April 21, 2007 3:24 AM
Subject: Re: Europa-List: broken leg
>
> All,
>
> I made a little while an interesting observation with tie raps (not sure
> about spelling) which I believe are made from similar nylon material as
> your outrigger legs. I have a lot of experience with the cable tie raps
> based on my previous job where I used a lot of them. You can rely totally
> abuse them and they stay flexible.
>
> Last year when I bonded the top on, I realized that some of the tie raps
> got really brittle like hard plastic. I wondered why. The only thing I
> could come up with is that they got in contact with acetone.
>
> Now I made a test. I wiped a couple of tie raps with acetone and left them
> for a day. After this 1 day waiting time I just bended the tie rap and
> they broke just like hard plastic. Totally weird. The only thing I can
> come up with is that the Acetone changed the outer surface properties of
> the tie rap and made it very brittle.
>
> So with this observation: Could it be that you experienced the same thing
> here? Did you or the painter cleaned the legs with acetone? Or did the
> paint changed some of the properties of the nylon?
>
> Again, I do not know what exactly the Acetone did to my tie raps but the
> more educated chemist might be able to chip in here with an explanation.
>
> Blue skies up
>
> Michael Grass
> Europa XS Tri Gear
> Detroit, Mi
>
>
> ----- Original Message -----
> From: "Raimo Toivio" <raimo.toivio@rwm.fi>
> To: <europa-list@matronics.com>
> Sent: Friday, April 20, 2007 3:47 PM
> Subject: Re: Europa-List: broken leg
>
>
>>
>> Jos, not possible
>>
>> *. The painter painted those legs too, with the standard paint the
>> factory has. Could that have caused some change all through the material,
>> or is this just a bad batch? Have these massive nylon bars broken before
>> just by hand-moving?
>> *
>>
>> Must be a bad batch. Nothing to do with painting.
>> I have painted legs also. Wish no other damages!
>>
>> The Best days are near of You.
>>
>> Raimo
>>
>> Good days (yesterday) and bad days (today) come and go :-)
>>>
>>> Regards,
>>>
>>> Jos Okhuijsen
>>>
>>>
>>>
>>>
>>>
>>>
>>> Visit - www.EuropaOwners.org
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
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