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Posted
Hello friends and co-scratch build,

I started the project EMBRAER Super Tucano series model in scale 1/22.

The model is run with forms silicone with original molds being produced in polystyrene and balsa wood plastic. Plastic cuts in thicknesses of 0.5 to 1 mm were laser cut to obtain precision in measurements based on plant obtained on the internet at what seemed great precision.

With this post I intend to publish the steps of the building with the aim of showing the techniques used by this Brazilian building model airplanes in scratchbuild since the early 80s.

The project Super Tucano 1/22 scale was started in November 2015 and continues today (August 2016) at the end stage of production of the main mold, especially the fuselage and wings.

The entire process is documented with photos for publication here in the forum and evaluation and submitted to suggestions from colleagues modelers.

Here begin the presentation of the project from the embryo and as can will publish more photos.

Beginning with the sections of the fuselage and other parts of the model.

 

IMG_20151130_130842127_zpshjtxrlw3.jpg

 

IMG_20151130_130847672_zpsx4rwuczr.jpg

 

IMG_20151130_130959136_zpsahx52jlg.jpg

 

IMG_20151130_131021591_zpspkws42er.jpg

 

IMG_20151130_131135996_zpsigctnmxu.jpg

 

IMG_20151130_131145066_zps9fukjdfy.jpg

 

IMG_20151130_131235398_HDR_zpsilaiwvka.j

 

IMG_20151130_143349252_zpsgwyir9eu.jpg

 

IMG_20151130_143451114_zpsmshby3p4.jpg

 

IMG_20151130_144029051_HDR_zps8r5ggaqv.j

 

IMG_20151130_144125039_HDR_zpslvqno9ku.j

 

IMG_20160128_175710577_zpstke49w3x.jpg

 

Hercules de Araujo From Brasil

 

 

Posted

Great ! Love it. Will follow along.....Harv :popcorn:

Guest Peterpools
Posted

Awesome start and looking real good

Will be following your progress

:popcorn:

Peter

Posted

oh boy this looks like a real treat :)

 

I love watching something made from nothing - and what a something, that fuselage is incredible

 

I assume it's to make a mould to make GRP fuselage halves? looking foward to seeing the next stage

 

Peter

Posted

Really like what you've done.  Great stuff.  I don't understand the use of the clay, if it is clay, in the last two photographs.  Could you please explain what is going on there.

 

Thank you.

Sincerely,

Mark

Posted
Hello friends, thanks for the congratulations and the affection of all his colleagues.

I did not explain much photos as they are self-explanatory, but questions arose about the constructive way.

In plastic of two thicknesses in 1 and 0.5 mm laser cut sent from a file generated in CorelDraw, from there with sections cut these sections mounted on the fuselage profile. They are two sides of the fuselage to make two pieces as a common kit. Filled with balsa wood, sanded to reach the surfaces of the sections and finally did finish with liquid sealer and fill small defects with massive wood. The wings, ailerons, flaps, rudder and horizontal stabilizers with plastic laser cut too.

Uni the fuselage halves to sand and get a sense of how it would look after the separated and glued the two halves on a wooden plate to make the silicone mold with cardboard walls. Having these two molds filled with silicone to be one of the faces of the mold. With this cast had to do against mold, so the lamination poured the polyester resin in the main mold with mesh fabric to give resistance to the fuselage, I covered with the counter mold. To do this against mold made of silicone used the blue clay to give thickness to the fuselage so do not stay with mass fuselage.

 

In the next posts I explain more technical job that using other techniques I was searching over this time.

 

Thanks for all friends!!!!

 

Hercules de Araujo from Brasil  :frantic:

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