MIG 21 MF 1/4 scale composite

[at-6texan]

Hi aerofast

Originalmente inviato da aerofast

Second point: the pink foam that you used for bringing forms in your Mig-21, what kind of foam is???

the foarm is the poliuretane expance
if using that you can make all.

Originalmente inviato da aerofast

Third point: is this foam no-reactive whith polyester resin???

No! because after used foil to alluminium for clothe masterpice.
[/QUOTE]

hi Migurel the you Mig-21 is very amazing.
i follow you always

[Mugurel]

Originalmente inviato da aerofast

First point: my accomplishments!!!

Second point: the pink foam that you used for bringing forms in your Mig-21, what kind of foam is???

Third point: is this foam no-reactive whith polyester resin???

I'm looking with a great interest at your threads and I learn a lot of thing: please give me more specification of your materials, in the case that in a probably future, I try to mold something similar (quite impossible...you are a big master)

Hi! thank you!
i don’t use poliester resin,all is epoxi ....alsow the mold i made in epoxi!

[Mugurel]

Originalmente inviato da at-6texan

Hi aerofast
the foarm is the poliuretane expance
if using that you can make all.

No! because after used foil to alluminium for clothe masterpice.

hi Migurel the you Mig-21 is very amazing.
i follow you always[/QUOTE]

thank you at-6texan!

[at-6texan]

Mugurel a question that profiles you are using. I do not see any directional profile

[Mugurel]

sorry,i don’t understand exactly ....what profile....wing profile?
in the photo you can see the wing profile

[at-6texan]

Originalmente inviato da Mugurel

sorry,i don’t understand exactly ....what profile....wing profile?
in the photo you can see the wing profile

no! teil has no profile

[Mugurel]

Originalmente inviato da at-6texan

no! teil has no profile

this elevator are just to see the form and dimensions will have profile(simetrical)

[at-6texan]

so you used flat proflile now.
is correct

[Mugurel]

Originalmente inviato da at-6texan

so you used flat proflile now.
is correct

Now is flat becouse is plywood.

[at-6texan]

Originalmente inviato da Mugurel

Now is flat becouse is plywood.

ok.
what aerodynamic profiles are meant to be used for wings and tail plans.