home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

   sci.chem      Chemistry and related sciences      55,615 messages   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 53,969 of 55,615   
   The Natural Philosopher to MrCheerful   
   Re: Polycarbonate glue?   
   04 Dec 16 17:43:54   
   
   XPost: uk.d-i-y   
   From: tnp@invalid.invalid   
      
   On 04/12/16 11:42, MrCheerful wrote:   
   > On 04/12/2016 11:31, Bob Eager wrote:   
   >> On Sun, 04 Dec 2016 11:07:07 +0000, MrCheerful wrote:   
   >>   
   >>> On 04/12/2016 10:22, Capitol wrote:   
   >>>> Martin Brown wrote:   
   >>>>> Food processor plastic bowl seems to be polycarbonate and took a   
   >>>>> sufficiently hard thump on the hard kitchen floor to put a vertical   
   >>>>> 4cm crack in the outer case near to the handle. It will doubtless get   
   >>>>> worse if not repaired. Any suggestions for a suitable thin glue for   
   >>>>> polycarbonate that will wick into the crack and prevent it from   
   >>>>> running.   
   >>>>>   
   >>>>> Would it make sense to drill into the end of the crack for stress   
   >>>>> relief or be more likely to make it worse?   
   >>>>>   
   >>>>> Ideal glue would be food safe (so epoxy which might work isn't ideal).   
   >>>>>   
   >>>>> ISTR that petrol or ether might be good solvents for polycarbonate but   
   >>>>> I have a feeling they make it go brittle too which would be no use in   
   >>>>> a food processor where the mechanical strength is important.   
   >>>>>   
   >>>>> Any suggestions for the best glue to use here?   
   >>>>>   
   >>>>>   
   >>>>     For fine cracks I always use superglue which has very good wixking   
   >>>> properties. I find it will also fill slightly wider cracks with a few   
   >>>> more coats. Easy to clean up with a scalpel.   
   >>>   
   >>> and contains cyanide.   
   >>   
   >> And is not toxic, excelt perhaps when inhaled while applying it.   
   >>   
   >>   
   >>   
   >   
   > What is really unpleasant is the fumes if it is heated, I did that   
   > accidentally while using a belt sander.   
      
   Oh yes, fumes are instant asthma for me, whether in use, or when sanding.   
      
   not QUITE as bad as aluminium flux though. That is REALLY nasty   
      
      
      
   --   
   "The great thing about Glasgow is that if there's a nuclear attack it'll   
   look exactly the same afterwards."   
      
   Billy Connolly   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca