I came accross this on the mustang list. Some interresting ideas here. I have always used two part foam for making compound curves, but I need to try the screen method sometime. Sounds like it might be good for cowling mods. Colin?
> The way I make wing root fairings is to form aluminum door screen on the > aircraft to give the shape.It is best to wash the screen with lacquer thinners > to wash out the sizing .this moulds nicely around the leading edge and radius > on top. I hold this down with duct tape. > I cut the fibreglass cloth in strips a little over size needed. > Then lay about 3-4 layers of the fibreglass cloth on thin plastic sheet. > Pour on epoxy resin enough to soak the area. Cover with another sheet of > plastic. squeegee the resin to cover the fibreglass.Let stand until wet thru.( 5-10 > minutes ) It take time to soak thru the 3-4 layers.Peel off one layer of > plastic sheet. Lay the fibreglass fabric side down on the screen than peel off > the other layer off the other layer of plastic.Cut a piece of peel ply cloth > and lay over the fibreglass. squeegee this to lay down and conform with the > screen. pull the peel ply tight end to end . lightly squeegee this . You will > be surprised how little finishing will be needed on the fairing. > Hope this makes sense. > > Dick Eaves Brian Kraut Engineering Alternatives, Inc. www.engalt.com
