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Conference vmszoo::rc

Title:Welcome To The Radio Control Conference
Notice:dir's in 11, who's who in 4, sales in 6, auctions 19
Moderator:VMSSG::FRIEDRICHS
Created:Tue Jan 13 1987
Last Modified:Thu Jun 05 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:1706
Total number of notes:27193

512.0. "Bubble Free Trim (product test)" by WRASSE::FRIEDRICHS (New Phone - 264-2497) Mon Apr 11 1988 15:44

    I am posting this as a warning to the readers about a product called
    "Bubble Free Trim".
    
    Let me start by saying that this stuff is GREAT.  It makes applying
    *super monocote* trim a dream.  It really sticks the stuff down.
    It is a liquid that you brush onto the existing covering.  Then
    you lay down your monocate trim.
    
    However, please heed the warning about using it with other coverings.
    I ruined the fuse covering job on my super sportster 40 yesterday.
    After reading the label again, they stressed that this stuff works
    only with *super monocote*.  I then dug out more of my scrap pieces
    of yellow "cote" and found the edge where it said *econocote*. Groan!!!
    It dissolved the coloring and much of the plastic was ruined.  As
    this did not happen immediately, other pieces had already dried
    and are now permanently attached.  Basically a mess...
    
    Oh well, up until that point, it was one of my better covering jobs...
    
    The other trim pieces that I made out of super monocote I am very
    happy with.  So, just be careful and never assume that it will work.
    
    cheers,
    jeff
    
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512.1Seal'er up real good Jeff!ARCANA::JORGENSENMon Apr 11 1988 16:0813
A great observation/precaution Jeff ...I made that same mistake a couple of 
years ago!  But, also....

A word of caution on ECONocoat... the stuff does NOT resist fuel nearly 
as well as monocoat.  I covered my SS40 with it and was NOT pleased with
it's durability after one season of moderate flying.  It "dings" easily and 
the plastic separates from the color when the slightest amount of fuel inches
under a seam.  The stuff is a dream to put on... takes the corners very 
nicely, etc, BUT be sure to get a coat of Hobby Poxy or equivalent on ALL the
seams, particularly around the engine compartment on the SS's.


/Brian
512.2applying trim and 3M trim.GALVIA::ECULLENIt will never fly, Wright !Thu Aug 05 1993 10:0134
    Guess you has a sliced finger now ! Screwdriver slipped while
    tightening the carb barrel screw - the one that screws into the groove.
    Anyway. I was just looking over a few old notesand say this one. 
    
    Over the past while I have used water with a little washing up liquid
    in it. A little on the surface and on the trim (after peeling off the
    backing) and one can position anything (letters, logo's etc) with ease.
    The water is squeegeed (?) out and whats left evapourates. You are left
    with a perfectly positioned piece of trim. I just completed a two wings
    each with about 90 pieces of trim (multi-color checker board, lettering
    etc). 
    
    Also I have come across 3M adhesive film that sign writers use for
    decorating oil trucks etc. If it can withstand being put on trucks it
    might be just as good on the models - advantage is that it sticks a
    whole lot better and does not appear to need sealing along the edges.
    Anyway I am trying a piece at the moment on the acro-wot where their
    tends to be oil etc. With the traditional trim and sealing, the
    sealer (solar-lac, forget if this is the right one, pinkinsh in color)
    tends to attract dirt after a season or so.
    
    The test piece has been on now a about five or so sessions and looks
    fine. Another advantage is that is available in the PANTONE color range
    so we have many, many colors rather than a half a dozen. I think it
    available by the meter (ready for computer cutting with tractor feed
    holes along the edges. Not too sure of the price but is cheaper.
    
    Now if I only had a computer controlled blade to cut the trim out ! The
    local sign writer can take graphics files and produce the finished
    trim.
    
    my 2 cents worth !
    
    Alt-E.
512.3Trim Kote experienceUNYEM::BLUMJThu Mar 31 1994 13:4818
    I need to add some color to the bottom of some wings that are obechi
    over white foam covered with white ORACOVER.
    
    My local hobby shop talked me into going with a TOP FLIGHT product
    called "TRIM SOLVENT".  This stuff allows you to adhere film covering
    to film covering without heat.  The solvent activates the adhesive
    on the trim, sticking it to the covered surface, presumably without
    bubbles.
    
    He assured me that it was compatible with ORACOVER.  After reading
    Jeff's experience in the base note, I do not want any surprises.
    
    Has anyone used this stuff?
    
    
    Thanks,
    
    Jim
512.4Windex Works for MeLEDS::WATTThu Mar 31 1994 17:108
    I have applied regular Monocote and Ultracote over itself with no
    problem using windex spray.  Lightly apply the windex, apply the trim
    piece, using a rubber squeege to remove any air and the windex.  I then
    hit it with the iron on a fiarly low setting.  I do not get any bubbles
    this way.
    
    Charlie
     
512.5I got a bottle when I ordered one for HartmutGAUSS::REITHJim 3D::Reith MLO1-2/c37 223-2021Fri Apr 01 1994 09:054
I have seen a plane done this way with no heat used and was so impressed 
that I bought some myself. This was monocoat over monocoat. It takes about 
24 hours for it to set the adhesive totally. I plan to use it on my US60 
when I get to that stage as it gave a beautiful scratch free surface.
512.6Smeary ColorsBLARRY::BonnetteMon Apr 04 1994 12:278
  I have used it and it works pretty good except
that the color comes off of the monocote you are trying
to adhere to the plane. This makes for messy clean up
especially if you have to position the piece. It leaves
smears of color.


			Larry
512.7No MessLEDS::WATTMon Apr 04 1994 13:135
    Windex doesn't do that - but you have to apply some heat.  The secret
    to applying trim is getting all of the air out.
    
    Charlie
    
512.8QUIVER::WALTERMon Apr 04 1994 14:247
    The color comes off of Monokote because the color pigment is in the
    adhesive. For other coverings, like Ultracoat, the color is in the
    plastic backing so it's less likely to separate. I've found Ultracoat
    MUCH better behaved than Monokote when placing covering over covering.
    
    Dave
    
512.9All Colors Not EqualLEDS::WATTMon Apr 04 1994 17:067
    I've also had better luck with Ultracoat except for the dark blue which
    is TERRIBLE.  It bubbles all over the place.  My Conquest wing is a
    complete mess on the bottom where the blue is.  White and Red look
    great still.
    
    Charlie